diff --git a/CMakeLists.txt b/CMakeLists.txt index 0917e20..ba78c1f 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -5,7 +5,7 @@ include(FetchContent) project( simstr - VERSION 1.6.1 + VERSION 1.6.2 DESCRIPTION "Yet another modern C++ string library" HOMEPAGE_URL "https://github.com/orefkov/simstr" LANGUAGES CXX diff --git a/bench/bench_str.cpp b/bench/bench_str.cpp index 0a7204a..9c20a32 100644 --- a/bench/bench_str.cpp +++ b/bench/bench_str.cpp @@ -161,6 +161,18 @@ void ConcatSimToSimHexS(benchmark::State& state) { } } +void ConcatSimToSimHexVS(benchmark::State& state) { + // stringa SSO buffer is 23, but we use a short string to compare under the same conditions + stra s1 = "art "; + for (auto _: state) { + for (unsigned i = 1; i <= 100'000; i *= 10) { + benchmark::DoNotOptimize(s1); + stringa str = e_vsubst("{}{} end"_ss, s1, e_hex(i)); + benchmark::DoNotOptimize(str); + } + } +} + BENCHMARK(__)->Name("----- Concatenate string + Hex Number + \"Literal\" ---------")->Repetitions(1); BENCHMARK(ConcatStdToFmtHex) ->Name("Concat std::string and format hex number and literal to std::string"); BENCHMARK(ConcatAllFmtToHex) ->Name("std::format std::string and hex number by literal to std::string"); @@ -169,6 +181,7 @@ BENCHMARK(ConcatSimToStdHex) ->Name("Concat std::string and hex number and li BENCHMARK(ConcatSimToSimHex) ->Name("Concat stringa and hex number and literal by StrExpr to simstr::stringa"); BENCHMARK(ConcatSimToSimHexC) ->Name("Concat stringa and hex number and literal by e_concat to simstr::stringa"); BENCHMARK(ConcatSimToSimHexS) ->Name("Subst stringa and hex number by e_subst literal to simstr::stringa"); +BENCHMARK(ConcatSimToSimHexVS) ->Name("Subst stringa and hex number by e_vsubst stra to simstr::stringa"); void ConcatStdToStdS(benchmark::State& state) { std::string s1 = "start "; diff --git a/bench/results.html b/bench/results.html index d9228d2..c583e78 100644 --- a/bench/results.html +++ b/bench/results.html @@ -274,14 +274,14 @@ L1 Instruction 32 KiB (x16) L2 Unified 256 KiB (x16) L3 Unified 40960 KiB (x1) -Load Average: 0.01, 0.41, 0.63 +Load Average: 0.02, 0.47, 0.66 ***WARNING*** ASLR is enabled, the results may have unreproducible noise in them. Include in charts:
  • Xeon E5-2682 v4, Ubuntu 22 (WSL), GCC-1332 X 2494.22 MHz CPU sCPU Caches: L1 Data 32 KiB (x16) L1 Instruction 32 KiB (x16) L2 Unified 256 KiB (x16) L3 Unified 40960 KiB (x1) -Load Average: 0.00, 0.00, 0.00 +Load Average: 0.05, 0.01, 0.00 ***WARNING*** ASLR is enabled, the results may have unreproducible noise in them. Include in charts:
  • Xeon E5-2682 v4, Windows 10, Clang-1932 X 2494 MHz CPU sCPU Caches: L1 Data 32 KiB (x16) @@ -309,7 +309,7 @@ Load Average: 0.00, 0.00, 0.00 benchmark::DoNotOptimize(str); } } -}219201263314947 +}209199268313902 Concat std::string and number by StrExpr to std::stringvoid ConcatSimToStd(benchmark::State& state) { std::string s1 = "start "; for (auto _: state) { @@ -319,7 +319,7 @@ Load Average: 0.00, 0.00, 0.00 benchmark::DoNotOptimize(str); } } -}104103152227409 +}10794.7154210401 Concat stringa and number by StrExpr to simstr::stringavoid ConcatSimToSim(benchmark::State& state) { stra s1 = "start "; for (auto _: state) { @@ -336,7 +336,7 @@ Load Average: 0.00, 0.00, 0.00 Unlike std::string, stringa holds 23 characters in SSO instead of 15, so at the end of the std::string test, memory has to be allocated, -while in stringa , the entire test is included in SSO.65.473.767.5112225 +while in stringa , the entire test is included in SSO.64.571.666.0109228 Concat stringa and number by e_concat to simstr::stringavoid ConcatSimToSimConcat(benchmark::State& state) { stra s1 = "start "; for (auto _: state) { @@ -346,12 +346,12 @@ while in stringa , the entire test is included in SSO.72.685.774.8116221 +}72.875.776.6123218

    # Concatenate string + Hex Number + "Literal"

    @@ -367,7 +367,7 @@ while in stringa , the entire test is included in SSO.68666071710641426 +}68264374110291396 std::format std::string and hex number by literal to std::stringvoid ConcatAllFmtToHex(benchmark::State& state) { // We use a short string so that the longest result is 15 characters and fits in the std::string SSO buffer. std::string s1 = "art "; @@ -379,7 +379,7 @@ while in stringa , the entire test is included in SSO.868915150218521603 +}862926153818621628 Concat std::string and std::tochars and string to std::stringvoid ConcatStdToCharsHex(benchmark::State& state) { // We use a short string so that the longest result is 15 characters and fits in the std::string SSO buffer. std::string s1 = "art "; @@ -393,7 +393,7 @@ while in stringa , the entire test is included in SSO.203190193253669 +}198175195256627 Concat std::string and hex number and literal by StrExpr to std::stringvoid ConcatSimToStdHex(benchmark::State& state) { // We use a short string so that the longest result is 15 characters and fits in the std::string SSO buffer. std::string s1 = "art "; @@ -405,7 +405,7 @@ while in stringa , the entire test is included in SSO.13212480.5114414 +}13212280.1133396 Concat stringa and hex number and literal by StrExpr to simstr::stringavoid ConcatSimToSimHex(benchmark::State& state) { // stringa SSO buffer is 23, but we use a short string to compare under the same conditions stra s1 = "art "; @@ -417,7 +417,7 @@ while in stringa , the entire test is included in SSO.11612072.0105208 +}11612072.4109209 Concat stringa and hex number and literal by e_concat to simstr::stringavoid ConcatSimToSimHexC(benchmark::State& state) { // stringa SSO buffer is 23, but we use a short string to compare under the same conditions stra s1 = "art "; @@ -429,7 +429,7 @@ while in stringa , the entire test is included in SSO.11712781.6106219 +}11512787.1102221 Subst stringa and hex number by e_subst literal to simstr::stringavoid ConcatSimToSimHexS(benchmark::State& state) { // stringa SSO buffer is 23, but we use a short string to compare under the same conditions stra s1 = "art "; @@ -440,15 +440,27 @@ while in stringa , the entire test is included in SSO.184167152175464 +}180181149175450 +Subst stringa and hex number by e_vsubst stra to simstr::stringavoid ConcatSimToSimHexVS(benchmark::State& state) { + // stringa SSO buffer is 23, but we use a short string to compare under the same conditions + stra s1 = "art "; + for (auto _: state) { + for (unsigned i = 1; i <= 100'000; i *= 10) { + benchmark::DoNotOptimize(s1); + stringa str = e_vsubst("{}{} end"_ss, s1, e_hex<HexFlags::Short>(i)); + benchmark::DoNotOptimize(str); + } + } +}315279263346740

    # Concatenate string + "Literal"

    @@ -462,7 +474,7 @@ while in stringa , the entire test is included in SSO.81.050.240.255.597.5 +}44.349.640.156.5101 Concat std::string by StrExpr to std::stringvoid ConcatSimToStdS(benchmark::State& state) { std::string s1 = "start "; for (auto _: state) { @@ -472,7 +484,7 @@ while in stringa , the entire test is included in SSO.37.937.439.081.4110 +}34.829.538.983.3108 Concat stringa by StrExpr to stringavoid ConcatSimToSimS(benchmark::State& state) { stra s1 = "start "; for (auto _: state) { @@ -482,11 +494,11 @@ while in stringa , the entire test is included in SSO.31.026.628.552.396.3 +}29.128.029.252.496.7

    # Find three concatenated string in string_view

    @@ -494,20 +506,20 @@ while in stringa , the entire test is included in SSO.Find concat three std::stringsize_t find_pos_str(std::string_view src, std::string_view name) { // before C++26 we can not concatenate string and string_view... return src.find("\n- "s + std::string{name} + " -\n"); -}125131219224190 +}114138214218187 Find concat three strexprsize_t find_pos_exp(ssa src, ssa name) { return src.find(std::string{"\n- " + name + " -\n"}); -}52.941.2132125106 +}50.541.0115119107 Find concat three simstrsize_t find_pos_sim(ssa src, ssa name) { return src.find(lstringa<200>{"\n- " + name + " -\n"}); } >> Если результат конкатенации меньше 207 символов, он собирается в буфере на стеке, без аллокации и деалокации. If the concatenation result is less than 207 characters, -it is collected in a stack-based buffer, without allocation or deallocation.20.220.027.728.676.2 +it is collected in a stack-based buffer, without allocation or deallocation.53.319.829.928.776.4

    # Build Type Name

    @@ -522,19 +534,19 @@ it is collected in a stack-based buffer, without allocation or deallocation.7.3110.08.2518.218.1 +}7.1412.18.1017.317.3 BuildTypeNameExp 0/0std::string buildTypeNameExp(ssa type_name, size_t prec, size_t scale) { if (prec) { return type_name + "(" + prec + e_if(scale, ","_ss + scale) + ")"; } return type_name; -}6.866.307.7912.717.7 +}6.746.357.5214.016.1 BuildTypeNameSim 0/0stringa buildTypeNameSim(ssa type_name, size_t prec, size_t scale) { if (prec) { return type_name + "(" + prec + e_if(scale, ","_ss + scale) + ")"; } return type_name; -}4.964.857.8316.716.7 +}5.105.228.4215.916.4 BuildTypeNameStr 10/10std::string buildTypeNameStr(std::string_view type_name, size_t prec, size_t scale) { std::string res{type_name}; if (prec) { @@ -545,26 +557,26 @@ it is collected in a stack-based buffer, without allocation or deallocation.57.677.663.180.2282 +}56.684.259.180.2274 BuildTypeNameExp 10/10std::string buildTypeNameExp(ssa type_name, size_t prec, size_t scale) { if (prec) { return type_name + "(" + prec + e_if(scale, ","_ss + scale) + ")"; } return type_name; -}31.026.235.139.599.9 +}30.126.936.142.994.7 BuildTypeNameSim 10/10stringa buildTypeNameSim(ssa type_name, size_t prec, size_t scale) { if (prec) { return type_name + "(" + prec + e_if(scale, ","_ss + scale) + ")"; } return type_name; -}25.822.225.737.369.9 +}22.623.026.536.168.8

    # Replace string by copy

    @@ -585,15 +597,15 @@ it is collected in a stack-based buffer, without allocation or deallocation."; -}205238308347475 +}205229317346444 Concat with replace expstd::string make_str_exp(std::string_view from, std::string_view pattern, std::string_view repl) { return "<" + e_repl(from, pattern, repl) + ">"; } >> В simstr строковое выражение для замены подстрок есть "из коробки". -simstr has a string expression for replacing substrings out of the box.148132217241256 +simstr has a string expression for replacing substrings out of the box.143131210225252

    # Create Empty Str

    @@ -605,49 +617,49 @@ void CreateEmpty(benchmark::State& state) { benchmark::DoNotOptimize(empty_string); } } >> Пустые строки, ничего необычного. -Empty lines, nothing unusual.1.121.111.132.562.16 +Empty lines, nothing unusual.1.101.131.112.842.15 std::string_view e;template<typename T> void CreateEmpty(benchmark::State& state) { for (auto _: state) { T empty_string; benchmark::DoNotOptimize(empty_string); } -}0.3680.7360.3641.830.973 +}0.3760.7500.3621.820.974 ssa e;template<typename T> void CreateEmpty(benchmark::State& state) { for (auto _: state) { T empty_string; benchmark::DoNotOptimize(empty_string); } -}0.3650.1820.3601.810.942 +}0.3740.1810.3711.460.939 stringa e;template<typename T> void CreateEmpty(benchmark::State& state) { for (auto _: state) { T empty_string; benchmark::DoNotOptimize(empty_string); } -}0.7490.7510.7392.192.17 +}0.7400.7310.7632.192.19 lstringa<20> e;template<typename T> void CreateEmpty(benchmark::State& state) { for (auto _: state) { T empty_string; benchmark::DoNotOptimize(empty_string); } -}1.221.161.112.552.22 +}1.131.111.122.622.21 lstringa<40> e;template<typename T> void CreateEmpty(benchmark::State& state) { for (auto _: state) { T empty_string; benchmark::DoNotOptimize(empty_string); } -}1.121.111.112.582.57 +}1.191.111.122.572.57

    # Create Str from short literal (9 symbols)

    @@ -661,7 +673,7 @@ void CreateShortLiteral(benchmark::State& state) { } >> Короткий литерал помещается во внутренний буфер std::string, время тратится только на копирование 10 байтов. The short literal is placed in the internal std::string buffer; -time is spent only copying 10 bytes.1.861.851.862.572.34 +time is spent only copying 10 bytes.1.831.871.822.682.34 std::string_view e = "Test text";template<typename T> void CreateShortLiteral(benchmark::State& state) { for (auto _: state) { @@ -671,14 +683,14 @@ void CreateShortLiteral(benchmark::State& state) { } >> И string_view, и ssa - по сути одно и то же: указатель на текст и его длина. Both string_view and ssa are essentially the same thing: -a pointer to text and its length.0.7330.7470.7281.851.25 +a pointer to text and its length.0.7380.7340.7321.841.26 ssa e = "Test text";template<typename T> void CreateShortLiteral(benchmark::State& state) { for (auto _: state) { T empty_string = TEST_TEXT; benchmark::DoNotOptimize(empty_string); } -}0.3740.7380.3621.820.999 +}0.3680.7350.3621.830.978 stringa e = "Test text";template<typename T> void CreateShortLiteral(benchmark::State& state) { for (auto _: state) { @@ -688,7 +700,7 @@ void CreateShortLiteral(benchmark::State& state) { } >> stringa при инициализации константным литералом так же сохраняет только указатель на текст и его длину. When initialized with a constant literal, stringa also stores -only a pointer to the text and its length.1.101.101.112.572.19 +only a pointer to the text and its length.1.121.141.102.832.18 lstringa<20> e = "Test text";template<typename T> void CreateShortLiteral(benchmark::State& state) { for (auto _: state) { @@ -698,21 +710,21 @@ void CreateShortLiteral(benchmark::State& state) { } >> Внутреннего буфера хватает для размещения символов, время уходит только на копирование байтов. The internal buffer is sufficient to accommodate characters; -time is spent only on copying bytes.1.861.841.832.602.67 +time is spent only on copying bytes.1.891.881.882.562.66 lstringa<40> e = "Test text";template<typename T> void CreateShortLiteral(benchmark::State& state) { for (auto _: state) { T empty_string = TEST_TEXT; benchmark::DoNotOptimize(empty_string); } -}1.861.831.892.622.82 +}1.901.831.862.552.67

    # Create Str from long literal (30 symbols)

    @@ -728,7 +740,7 @@ void CreateLongLiteral(benchmark::State& state) { Но как же отстает аллокация под Windows от Linux'а, 20 vs 70 ns... Here, the literal doesn't fit into the internal buffer, and 30 bytes are allocated and copied. -But how much slower is allocation under Windows than under Linux, 20 ns vs. 70 ns...18.718.971.275.916.2 +But how much slower is allocation under Windows than under Linux, 20 ns vs. 70 ns...18.718.879.378.115.9 std::string_view e = "123456789012345678901234567890";template<typename T> void CreateLongLiteral(benchmark::State& state) { for (auto _: state) { @@ -738,14 +750,14 @@ void CreateLongLiteral(benchmark::State& state) { } >> string_view и ssa по прежнему ничего не делают, кроме запоминания указателя на текст и его размера. string_view and ssa still do nothing except -remember the pointer to the text and its size.0.7430.7330.7221.831.27 +remember the pointer to the text and its size.0.7410.7380.7261.831.25 ssa e = "123456789012345678901234567890";template<typename T> void CreateLongLiteral(benchmark::State& state) { for (auto _: state) { T empty_string{LONG_TEXT}; benchmark::DoNotOptimize(empty_string); } -}0.3780.7330.3631.840.995 +}0.3690.7320.3641.820.981 stringa e = "123456789012345678901234567890";template<typename T> void CreateLongLiteral(benchmark::State& state) { for (auto _: state) { @@ -753,7 +765,7 @@ void CreateLongLiteral(benchmark::State& state) { benchmark::DoNotOptimize(empty_string); } } >> stringa на константных литералах не отстает! -stringa doesn't lag behind on constant literals!1.121.161.092.222.24 +stringa doesn't lag behind on constant literals!1.111.111.112.542.24 lstringa<20> e = "123456789012345678901234567890";template<typename T> void CreateLongLiteral(benchmark::State& state) { for (auto _: state) { @@ -762,7 +774,7 @@ void CreateLongLiteral(benchmark::State& state) { } } >> lstringa<20> может вместить в себя до 23 символов, Очевидно, что для 30-и символов уже нужна аллокация. -Obviously, 30 characters already require allocation.20.620.772.475.616.5 +Obviously, 30 characters already require allocation.20.521.275.774.917.2 lstringa<40> e = "123456789012345678901234567890";template<typename T> void CreateLongLiteral(benchmark::State& state) { for (auto _: state) { @@ -772,14 +784,14 @@ void CreateLongLiteral(benchmark::State& state) { } >> А в lstringa<40> влезает до 47 символов, так что просто копируется 30 байтов. And lstringa<40> can hold up to 47 characters, so 30 -bytes are simply copied.2.571.882.533.302.96 +bytes are simply copied.2.551.852.533.312.99

    # Create copy of Str with 9 symbols

    @@ -793,7 +805,7 @@ void CopyShortString(benchmark::State& state) { benchmark::DoNotOptimize(x); } } >> Строка в пределах SSO, так что просто копирует байты. -The string is within the SSO, so it just copies the bytes.4.916.001.845.112.22 +The string is within the SSO, so it just copies the bytes.5.144.821.885.752.26 std::string_view e = "Test text"; auto c{e};template<typename T> void CopyShortString(benchmark::State& state) { T x{TEST_TEXT}; @@ -802,7 +814,7 @@ void CopyShortString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}0.3680.3780.3633.801.23 +}0.3880.3810.3713.491.25 ssa e = "Test text"; auto c{e};template<typename T> void CopyShortString(benchmark::State& state) { T x{TEST_TEXT}; @@ -814,7 +826,7 @@ void CopyShortString(benchmark::State& state) { } >> ssa и string_view не владеют строкой, копируется только информация о строке. ssa and string_view don't own the string; only the -string information is copied.0.3760.3930.3673.801.23 +string information is copied.0.3670.3730.3763.511.24 stringa e = "Test text"; auto c{e};template<typename T> void CopyShortString(benchmark::State& state) { T x{TEST_TEXT}; @@ -826,7 +838,7 @@ void CopyShortString(benchmark::State& state) { } >> Копирование stringa происходит быстро, особенно если она инициализирована литералом. Copying a stringa is fast, -especially if it is initialized with a literal.1.161.101.284.022.55 +especially if it is initialized with a literal.1.101.301.284.032.58 lstringa<20> e = "Test text"; auto c{e};template<typename T> void CopyShortString(benchmark::State& state) { T x{TEST_TEXT}; @@ -836,7 +848,7 @@ void CopyShortString(benchmark::State& state) { benchmark::DoNotOptimize(x); } } >> В обоих случаях хватает внутреннего буфера. -In both cases, the internal buffer is sufficient.4.544.475.197.7415.3 +In both cases, the internal buffer is sufficient.4.384.615.117.8015.2 lstringa<40> e = "Test text"; auto c{e};template<typename T> void CopyShortString(benchmark::State& state) { T x{TEST_TEXT}; @@ -846,14 +858,14 @@ void CopyShortString(benchmark::State& state) { benchmark::DoNotOptimize(x); } } >> Только копируются байты. -Only bytes are copied.4.545.164.848.2014.6 +Only bytes are copied.4.524.585.118.5314.8

    # Create copy of Str with 30 symbols

    @@ -868,7 +880,7 @@ void CopyLongString(benchmark::State& state) { } >> Копирования длинной строки вызывает аллокацию, SSO уже не хватает. И снова как же отстаёт аллокация под Windows... Copying a long string causes allocations, -SSO is no longer sufficient. And again, how allocation lags under Windows...19.324.175.077.235.5 +SSO is no longer sufficient. And again, how allocation lags under Windows...18.923.877.278.233.9 std::string_view e = "123456789012345678901234567890"; auto c{e};template<typename T> void CopyLongString(benchmark::State& state) { T x = LONG_TEXT; @@ -876,7 +888,7 @@ void CopyLongString(benchmark::State& state) { T copy{x}; benchmark::DoNotOptimize(copy); } -}0.7400.7380.7261.501.24 +}0.7330.7420.7311.811.25 ssa e = "123456789012345678901234567890"; auto c{e};template<typename T> void CopyLongString(benchmark::State& state) { T x = LONG_TEXT; @@ -884,7 +896,7 @@ void CopyLongString(benchmark::State& state) { T copy{x}; benchmark::DoNotOptimize(copy); } -}0.3680.7340.3621.481.02 +}0.3670.7420.3641.810.972 stringa e = "123456789012345678901234567890"; auto c{e};template<typename T> void CopyLongString(benchmark::State& state) { T x = LONG_TEXT; @@ -895,7 +907,7 @@ void CopyLongString(benchmark::State& state) { } >> А вот у stringa копирование литерала не зависит от его длины, сравни с предыдущим бенчмарком. But with stringa, literal copying doesn't depend on its length, -compare with the previous benchmark.1.101.101.842.982.21 +compare with the previous benchmark.1.151.111.862.922.22 lstringa<20> e = "123456789012345678901234567890"; auto c{e};template<typename T> void CopyLongString(benchmark::State& state) { T x = LONG_TEXT; @@ -904,7 +916,7 @@ void CopyLongString(benchmark::State& state) { benchmark::DoNotOptimize(copy); } } >> Не влезает, аллокация. -Doesn't fit, allocation.19.719.975.578.316.3 +Doesn't fit, allocation.19.920.278.680.916.3 lstringa<40> e = "123456789012345678901234567890"; auto c{e};template<typename T> void CopyLongString(benchmark::State& state) { T x = LONG_TEXT; @@ -913,14 +925,14 @@ void CopyLongString(benchmark::State& state) { benchmark::DoNotOptimize(copy); } } >> Уложили во внутренний буфер. -Placed in the internal buffer.4.534.474.477.0814.3 +Placed in the internal buffer.4.504.824.786.6014.0

    # Find 9 symbols text in end of 99 symbols text

    @@ -942,7 +954,7 @@ void Find(benchmark::State& state) { } >> Здесь "победила дружба", у всех типов по колонке примерно одинаково. Однако, Windows и Linux явно в разных весовых категориях. Here, "friendship wins," with all types scoring roughly equally. -However, Windows and Linux are clearly in different weight classes.7.377.0539.240.845.7 +However, Windows and Linux are clearly in different weight classes.6.716.8238.341.945.3 std::string_view::find;template<typename T> void Find(benchmark::State& state) { T x{LONG_TEXT LONG_TEXT LONG_TEXT TEST_TEXT}; @@ -957,7 +969,7 @@ void Find(benchmark::State& state) { benchmark::DoNotOptimize(i); benchmark::DoNotOptimize(x); } -}7.467.4639.439.953.5 +}7.246.7638.839.749.9 ssa::find;template<typename T> void Find(benchmark::State& state) { T x{LONG_TEXT LONG_TEXT LONG_TEXT TEST_TEXT}; @@ -972,7 +984,7 @@ void Find(benchmark::State& state) { benchmark::DoNotOptimize(i); benchmark::DoNotOptimize(x); } -}7.656.3817.722.251.0 +}6.726.2917.420.649.3 stringa::find;template<typename T> void Find(benchmark::State& state) { T x{LONG_TEXT LONG_TEXT LONG_TEXT TEST_TEXT}; @@ -987,7 +999,7 @@ void Find(benchmark::State& state) { benchmark::DoNotOptimize(i); benchmark::DoNotOptimize(x); } -}7.646.7818.029.751.7 +}7.596.8218.328.751.1 lstringa<20>::find;template<typename T> void Find(benchmark::State& state) { T x{LONG_TEXT LONG_TEXT LONG_TEXT TEST_TEXT}; @@ -1002,7 +1014,7 @@ void Find(benchmark::State& state) { benchmark::DoNotOptimize(i); benchmark::DoNotOptimize(x); } -}6.936.8318.621.844.5 +}6.277.0917.520.743.8 lstringa<40>::find;template<typename T> void Find(benchmark::State& state) { T x{LONG_TEXT LONG_TEXT LONG_TEXT TEST_TEXT}; @@ -1017,14 +1029,14 @@ void Find(benchmark::State& state) { benchmark::DoNotOptimize(i); benchmark::DoNotOptimize(x); } -}6.817.3617.621.144.2 +}6.326.4317.821.943.8

    # Copy not literal Str with N symbols

    @@ -1037,7 +1049,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}4.935.931.834.4036.2 +}4.854.811.925.0634.6 std::string copy{str_with_len_N};/16template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1051,7 +1063,7 @@ void CopyDynString(benchmark::State& state) { SSO у std::string меньше, насколько я помню, 11 символов + 0. The jump where SSO ends and allocation begins is clearly visible. Note that WASM is 32-bit, and the size of the SSO for std::string is -smaller, as far as I remember: 11 characters + 0.24.224.777.080.236.3 +smaller, as far as I remember: 11 characters + 0.22.223.279.184.434.9 std::string copy{str_with_len_N};/23template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1061,7 +1073,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(x); } } >> Дальше просто добавляется время на копирование байтов. -Then the time for copying bytes is simply added.24.925.476.681.435.6 +Then the time for copying bytes is simply added.22.223.280.389.236.1 std::string copy{str_with_len_N};/24template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1070,7 +1082,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}22.624.078.579.736.4 +}24.024.779.587.834.4 std::string copy{str_with_len_N};/32template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1079,7 +1091,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}22.723.783.986.840.9 +}23.422.781.888.937.9 std::string copy{str_with_len_N};/64template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1088,7 +1100,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}22.723.980.984.240.6 +}22.022.581.286.837.7 std::string copy{str_with_len_N};/128template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1097,7 +1109,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}23.925.387.486.242.3 +}23.524.484.490.939.1 std::string copy{str_with_len_N};/256template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1106,7 +1118,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}23.925.684.488.162.6 +}28.628.287.297.059.2 std::string copy{str_with_len_N};/512template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1115,7 +1127,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}28.430.186.391.562.1 +}28.728.684.995.855.7 std::string copy{str_with_len_N};/1024template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1124,7 +1136,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}39.939.594.310166.3 +}35.933.896.510154.8 std::string copy{str_with_len_N};/2048template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1133,7 +1145,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}11611413112999.3 +}11912112912878.0 std::string copy{str_with_len_N};/4096template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1143,7 +1155,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(x); } } >> Чем длиннее строка, тем дольше создаётся копия. -The longer the string, the longer it takes to create a copy.151153192179153 +The longer the string, the longer it takes to create a copy.150164172179112 stringa copy{str_with_len_N};/15template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1155,7 +1167,7 @@ void CopyDynString(benchmark::State& state) { } >> Здесь stringa инициализируется не литералом, а значит, должна сама хранить символы. Here, stringa is not initialized with a literal, -meaning it must store characters itself.1.111.121.294.012.55 +meaning it must store characters itself.1.101.111.283.982.56 stringa copy{str_with_len_N};/16template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1169,7 +1181,7 @@ void CopyDynString(benchmark::State& state) { инкремент заменён на обычный, судя по времени. Under WASM, stringa has a 15-character SSO. Furthermore, it was built without thread support, so the atomic -increment was replaced with a regular one, judging by the time.1.101.091.284.074.83 +increment was replaced with a regular one, judging by the time.1.101.121.283.994.87 stringa copy{str_with_len_N};/23template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1181,7 +1193,7 @@ void CopyDynString(benchmark::State& state) { } >> SSO в stringa до 23 символов, и даже 23 копируются быстрее, чем 15 в std::string. SSO in stringa is up to 23 characters, and even 23 -copies faster than 15 in std::string.1.131.101.274.014.84 +copies faster than 15 in std::string.1.161.121.293.984.85 stringa copy{str_with_len_N};/24template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1193,7 +1205,7 @@ void CopyDynString(benchmark::State& state) { } >> Всё, не влезаем в SSO, а значит, используем shared буфер. Добавляется время на атомарный инкремент счётчика. That's it, we're not using SSO, so we're using a shared buffer. -Time is added for the atomic counter increment.16.416.216.318.34.97 +Time is added for the atomic counter increment.16.016.415.918.34.91 stringa copy{str_with_len_N};/32template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1202,7 +1214,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}16.316.015.918.64.92 +}16.016.116.018.34.87 stringa copy{str_with_len_N};/64template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1211,7 +1223,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}16.316.316.018.54.85 +}16.316.116.718.44.81 stringa copy{str_with_len_N};/128template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1220,7 +1232,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}16.416.115.818.64.84 +}16.316.115.818.34.84 stringa copy{str_with_len_N};/256template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1229,7 +1241,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}16.116.315.818.34.89 +}16.016.315.818.44.87 stringa copy{str_with_len_N};/512template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1238,7 +1250,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}16.116.215.718.54.84 +}16.016.415.818.44.82 stringa copy{str_with_len_N};/1024template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1247,7 +1259,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}16.116.115.818.34.89 +}16.016.315.818.34.98 stringa copy{str_with_len_N};/2048template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1256,7 +1268,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}16.117.915.718.34.88 +}16.116.115.818.34.90 stringa copy{str_with_len_N};/4096template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1268,7 +1280,7 @@ void CopyDynString(benchmark::State& state) { } >> И как видно, кроме инкремента нет накладных расходов, время копирования не зависит от длины строки. And as you can see, there are no overhead costs other than the -increment; copying time does not depend on the string length.16.017.815.818.54.93 +increment; copying time does not depend on the string length.16.216.115.818.34.84 lstringa<16> copy{str_with_len_N};/15template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1280,7 +1292,7 @@ void CopyDynString(benchmark::State& state) { } >> lstringa<16> использует SSO до 23 символов. А в WASM 32-битная архитектура, SSO до 19 символов. lstringa<16> uses SSO up to 23 characters. -WASM has a 32-bit architecture, so SSO is up to 19 characters.4.634.444.427.4514.5 +WASM has a 32-bit architecture, so SSO is up to 19 characters.4.494.554.787.3914.3 lstringa<16> copy{str_with_len_N};/16template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1289,7 +1301,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}4.594.484.487.5414.2 +}4.674.505.327.6215.0 lstringa<16> copy{str_with_len_N};/23template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1298,7 +1310,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}4.554.785.057.4529.5 +}4.624.445.127.3228.8 lstringa<16> copy{str_with_len_N};/24template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1308,7 +1320,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(x); } } >> И после начинает вести себя при копировании, как std::string. -And then it starts to behave like std::string when copied.24.624.874.978.130.1 +And then it starts to behave like std::string when copied.23.824.579.781.129.8 lstringa<16> copy{str_with_len_N};/32template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1317,7 +1329,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}23.623.983.389.532.1 +}23.524.481.583.831.9 lstringa<16> copy{str_with_len_N};/64template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1326,7 +1338,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}25.625.677.882.632.6 +}25.226.578.683.431.3 lstringa<16> copy{str_with_len_N};/128template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1335,7 +1347,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}26.326.483.584.537.0 +}25.226.682.087.032.5 lstringa<16> copy{str_with_len_N};/256template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1344,7 +1356,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}27.027.482.586.855.7 +}27.829.783.488.854.6 lstringa<16> copy{str_with_len_N};/512template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1353,7 +1365,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}28.929.985.989.955.7 +}30.430.885.290.751.6 lstringa<16> copy{str_with_len_N};/1024template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1362,7 +1374,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}89.693.198.497.161.8 +}95.793.896.396.351.0 lstringa<16> copy{str_with_len_N};/2048template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1371,7 +1383,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}11310712712892.0 +}12212412412874.1 lstringa<16> copy{str_with_len_N};/4096template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1380,7 +1392,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}127128181186142 +}128128181187110 lstringa<512> copy{str_with_len_N};/15template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1389,7 +1401,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}5.164.545.168.7714.4 +}4.945.795.228.9214.4 lstringa<512> copy{str_with_len_N};/16template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1398,7 +1410,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}4.844.505.228.4914.5 +}5.136.045.278.5214.2 lstringa<512> copy{str_with_len_N};/23template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1407,7 +1419,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}4.954.584.848.3615.3 +}4.865.665.428.8014.0 lstringa<512> copy{str_with_len_N};/24template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1416,7 +1428,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}4.874.494.828.4814.6 +}4.915.745.138.4614.2 lstringa<512> copy{str_with_len_N};/32template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1425,7 +1437,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}4.494.097.7911.418.1 +}4.565.347.9911.417.8 lstringa<512> copy{str_with_len_N};/64template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1434,7 +1446,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}6.105.627.7411.517.6 +}5.956.838.0911.417.4 lstringa<512> copy{str_with_len_N};/128template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1443,7 +1455,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}6.437.658.1712.218.2 +}6.866.978.4011.917.6 lstringa<512> copy{str_with_len_N};/256template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1452,7 +1464,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}7.937.919.1213.019.8 +}17.17.839.6912.819.4 lstringa<512> copy{str_with_len_N};/512template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1464,7 +1476,7 @@ void CopyDynString(benchmark::State& state) { } >> Даже 512 символов копируются быстрее, чем одна аллокация или атомарный инкремент. Even 512 characters are copied faster than a single -allocation or atomic increment.19.923.010.814.322.1 +allocation or atomic increment.10.310.611.414.321.6 lstringa<512> copy{str_with_len_N};/1024template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1474,7 +1486,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(x); } } >> А дальше уже как у всех. -And then it's like everyone else.93.292.210099.062.6 +And then it's like everyone else.95.094.898.194.952.8 lstringa<512> copy{str_with_len_N};/2048template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1483,7 +1495,7 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}11711012813192.1 +}11311412913274.7 lstringa<512> copy{str_with_len_N};/4096template<typename T> void CopyDynString(benchmark::State& state) { T x(state.range(0), 'a'); @@ -1492,56 +1504,56 @@ void CopyDynString(benchmark::State& state) { benchmark::DoNotOptimize(copy); benchmark::DoNotOptimize(x); } -}128123187191147 +}126128185189111

    # Convert to int '1234567'

    @@ -1565,7 +1577,7 @@ void CopyDynString(benchmark::State& state) { In simstr, a string fragment is sufficient for conversion to a number; there's no need for null termination. The closest analog to this behavior is "std::from_chars," but unfortunately, it is very limited in its capabilities. -Here, I attempted to run tests that are similar in logic to std::from_chars.26.927.031.052.071.1 +Here, I attempted to run tests that are similar in logic to std::from_chars.26.927.030.732.070.3 std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);void ToIntFromChars10(benchmark::State& state, const std::string_view& s, int c) { for (auto _: state) { int res = 0; @@ -1581,7 +1593,7 @@ Here, I attempted to run tests that are similar in logic to std::from_chars. >> from_chars требует точного указания основания счисления, не допускает знаков плюс, пробелов, префиксов 0x и т.п. from_chars requires an exact radix specification and does not allow plus -signs, spaces, 0x prefixes, etc.14.812.214.013.827.4 +signs, spaces, 0x prefixes, etc.14.812.113.513.427.4 stringa s = "123456789"; int res = s.to_int<int, true, 10, false>template<typename T> void ToIntSimStr10(benchmark::State& state, T t, int c) { for (auto _: state) { @@ -1598,7 +1610,7 @@ void ToIntSimStr10(benchmark::State& state, T t, int c) { } >> Здесь для to_int заданы такие же ограничения - проверять переполнение, десятичная система, без лидирующих пробелов и знака плюс Here, to_int has the same restrictions: check for overflow, -decimal system, no leading spaces, and no plus sign.12.89.5214.115.419.1 +decimal system, no leading spaces, and no plus sign.12.98.1114.115.918.8 ssa s = "123456789"; int res = s.to_int<int, true, 10, false>template<typename T> void ToIntSimStr10(benchmark::State& state, T t, int c) { for (auto _: state) { @@ -1612,7 +1624,7 @@ void ToIntSimStr10(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); benchmark::DoNotOptimize(t); } -}12.37.8213.415.317.2 +}12.98.2213.815.016.9 lstringa<20> s = "123456789"; int res = s.to_int<int, true, 10, false>template<typename T> void ToIntSimStr10(benchmark::State& state, T t, int c) { for (auto _: state) { @@ -1626,13 +1638,13 @@ void ToIntSimStr10(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); benchmark::DoNotOptimize(t); } -}13.38.2014.114.717.2 +}12.38.0714.815.916.7

    # Convert to unsigned 'abcDef'

    @@ -1649,7 +1661,7 @@ void ToIntSimStr10(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); } } >> Всё то же, только для 16ричной системы -Everything is the same, only for the hexadecimal system23.524.234.035.454.9 +Everything is the same, only for the hexadecimal system23.523.233.235.754.8 std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);void ToIntFromChars16(benchmark::State& state, const std::string_view& s, int c) { for (auto _: state) { int res = 0; @@ -1662,7 +1674,7 @@ Everything is the same, only for the hexadecimal system9.749.618.0912.328.6 +}9.6310.58.2112.528.7 stringa s = "abcDef"; int res = s.to_int<int, true, 16, false>template<typename T> void ToIntSimStr16(benchmark::State& state, T t, int c) { for (auto _: state) { @@ -1676,7 +1688,7 @@ void ToIntSimStr16(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); benchmark::DoNotOptimize(t); } -}12.78.4812.414.117.5 +}12.68.0812.512.817.4 ssa s = "abcDef"; int res = s.to_int<int, true, 16, false>template<typename T> void ToIntSimStr16(benchmark::State& state, T t, int c) { for (auto _: state) { @@ -1690,7 +1702,7 @@ void ToIntSimStr16(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); benchmark::DoNotOptimize(t); } -}12.57.7812.113.917.2 +}12.68.1312.012.816.0 lstringa<20> s = "abcDef"; int res = s.to_int<int, true, 16, false>template<typename T> void ToIntSimStr16(benchmark::State& state, T t, int c) { for (auto _: state) { @@ -1704,13 +1716,13 @@ void ToIntSimStr16(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); benchmark::DoNotOptimize(t); } -}12.48.3712.214.216.1 +}12.57.7712.112.816.2

    # Convert to int ' 1234567'

    @@ -1727,7 +1739,7 @@ void ToIntSimStr16(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); } } >> А здесь уже парсинг произвольного числа. -And here we have parsing of an arbitrary number.28.128.543.245.377.8 +And here we have parsing of an arbitrary number.28.528.043.545.777.9 stringa s = " 123456789"; int res = s.to_int<int>; // Check overflowtemplate<typename T> void ToIntSimStr0(benchmark::State& state, T t, int c) { for (auto _: state) { @@ -1741,7 +1753,7 @@ void ToIntSimStr0(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); benchmark::DoNotOptimize(t); } -}18.515.018.619.224.0 +}19.614.818.822.124.1 ssa s = " 123456789"; int res = s.to_int<int, false>; // No check overflowvoid ToIntNoOverflow(benchmark::State& state, ssa t, int c) { for (auto _: state) { int res = t.to_int<int, false>().value; @@ -1754,11 +1766,11 @@ void ToIntSimStr0(benchmark::State& state, T t, int c) { benchmark::DoNotOptimize(res); benchmark::DoNotOptimize(t); } -}15.710.715.616.822.7 +}15.213.715.416.023.2

    # Convert to double '1234.567e10'

    @@ -1778,7 +1790,7 @@ void ToIntSimStr0(benchmark::State& state, T t, int c) { #endif benchmark::DoNotOptimize(res); } -}67.666.5101102207 +}64.163.6101105198 std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);void ToDoubleFromChars(benchmark::State& state, const std::string_view& s, double c) { for (auto _: state) { double res = 0; @@ -1793,7 +1805,7 @@ void ToIntSimStr0(benchmark::State& state, T t, int c) { #endif benchmark::DoNotOptimize(res); } -}24.625.660.477.2107 +}24.423.964.180.7107 ssa s = "1234.567e10"; double res = *s.to_double()template<typename T> void ToDoubleSimStr(benchmark::State& state, T t, double c) { for (auto _: state) { @@ -1811,11 +1823,11 @@ void ToDoubleSimStr(benchmark::State& state, T t, double c) { benchmark::DoNotOptimize(res); benchmark::DoNotOptimize(t); } -}27.525.134.936.642.2 +}26.124.636.036.243.0

    # Append const literal of 16 bytes 64 times, 1024 total length

    @@ -1837,7 +1849,7 @@ void ToDoubleSimStr(benchmark::State& state, T t, double c) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(str); } -}13471342491159464462 +}13511440475056004315 std::string str; ... str += "abbaabbaabbaabba";void AppendStdStringConstLiteral(benchmark::State& state) { for (auto _: state) { std::string result; @@ -1852,7 +1864,7 @@ void ToDoubleSimStr(benchmark::State& state, T t, double c) { #endif benchmark::DoNotOptimize(result); } -}38638410711228629 +}37538910631313608 lstringa<8> str; ... str += "abbaabbaabbaabba";template<unsigned N> void AppendLstringConstLiteral(benchmark::State& state) { for (auto _: state) { @@ -1868,7 +1880,7 @@ void AppendLstringConstLiteral(benchmark::State& state) { #endif benchmark::DoNotOptimize(result); } -}371369734927780 +}411398730904727 lstringa<128> str; ... str += "abbaabbaabbaabba";template<unsigned N> void AppendLstringConstLiteral(benchmark::State& state) { for (auto _: state) { @@ -1887,7 +1899,7 @@ void AppendLstringConstLiteral(benchmark::State& state) { } >> Чем больше внутренний буфер, тем меньше раз требуется аллокация, тем быстрее результат. The larger the internal buffer, the fewer allocations are -required, and the faster the result.278275406562625 +required, and the faster the result.253259395569564 lstringa<512> str; ... str += "abbaabbaabbaabba";template<unsigned N> void AppendLstringConstLiteral(benchmark::State& state) { for (auto _: state) { @@ -1903,7 +1915,7 @@ void AppendLstringConstLiteral(benchmark::State& state) { #endif benchmark::DoNotOptimize(result); } -}253215229357499 +}232242250348466 lstringa<1024> str; ... str += "abbaabbaabbaabba";template<unsigned N> void AppendLstringConstLiteral(benchmark::State& state) { for (auto _: state) { @@ -1919,14 +1931,14 @@ void AppendLstringConstLiteral(benchmark::State& state) { #endif benchmark::DoNotOptimize(result); } -}155140153244395 +}147141156232391

    # Append string of 16 bytes and const literal of 16 bytes 32 times, 1024 total length

    @@ -1949,7 +1961,7 @@ void AppendLstringConstLiteral(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(s1); } -}13601366464956604589 +}13701360461355284263 std::string str; ... str += str_var + "abbaabbaabbaabba";void AppendStdStrStrConstLiteral(benchmark::State& state) { std::string p1 = TEXT_16; for (auto _: state) { @@ -1966,7 +1978,7 @@ void AppendLstringConstLiteral(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}12561302393138391962 +}12631352380839481852 lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";template<unsigned N> void AppendLstringStrConstLiteral(benchmark::State& state) { stringa p1 = TEXT_16; @@ -1984,7 +1996,7 @@ void AppendLstringStrConstLiteral(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}458445745808905 +}474432734814801 lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";template<unsigned N> void AppendLstringStrConstLiteral(benchmark::State& state) { stringa p1 = TEXT_16; @@ -2002,7 +2014,7 @@ void AppendLstringStrConstLiteral(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}335372453531768 +}331402475531707 lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";template<unsigned N> void AppendLstringStrConstLiteral(benchmark::State& state) { stringa p1 = TEXT_16; @@ -2020,7 +2032,7 @@ void AppendLstringStrConstLiteral(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}333325298400648 +}318326288373609 lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";template<unsigned N> void AppendLstringStrConstLiteral(benchmark::State& state) { stringa p1 = TEXT_16; @@ -2038,14 +2050,14 @@ void AppendLstringStrConstLiteral(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}236244208272533 +}235253184292530

    # Append string of 16 bytes and const literal of 16 bytes 2048 times, 65536 total length

    @@ -2068,7 +2080,7 @@ void AppendLstringStrConstLiteral(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(s1); } -}7681472361222544280515225107 +}7770873241219319288865223824 std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 timesvoid AppendStdStrStrConstLiteralBig(benchmark::State& state) { std::string p1 = TEXT_16; for (auto _: state) { @@ -2085,7 +2097,7 @@ void AppendLstringStrConstLiteral(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}8110475918200929192412105312 +}7281772618194821189369107632 lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 timestemplate<unsigned N> void AppendLstringStrConstLiteralBig(benchmark::State& state) { stringa p1 = TEXT_16; @@ -2103,7 +2115,7 @@ void AppendLstringStrConstLiteralBig(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}3557630423197282432543046 +}1862119903188972438940520 lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 timestemplate<unsigned N> void AppendLstringStrConstLiteralBig(benchmark::State& state) { stringa p1 = TEXT_16; @@ -2121,7 +2133,7 @@ void AppendLstringStrConstLiteralBig(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}1802018518167712182239544 +}1804717505173352236437619 lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 timestemplate<unsigned N> void AppendLstringStrConstLiteralBig(benchmark::State& state) { stringa p1 = TEXT_16; @@ -2139,7 +2151,7 @@ void AppendLstringStrConstLiteralBig(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}1553217088164472270638237 +}1585317272169052134536261 lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 timestemplate<unsigned N> void AppendLstringStrConstLiteralBig(benchmark::State& state) { stringa p1 = TEXT_16; @@ -2157,14 +2169,14 @@ void AppendLstringStrConstLiteralBig(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(p1); } -}1619817198161872273338420 +}1664817201167582197537537

    # Append 2 string of 16 bytes 32 times, 1024 total length

    @@ -2189,7 +2201,7 @@ void AppendLstringStrConstLiteralBig(benchmark::State& state) { benchmark::DoNotOptimize(s1); benchmark::DoNotOptimize(s2); } -}13621367448454094614 +}13771469430653914561 std::string str; ... str += str_var1 + str_var2;void AppendStdStr2String(benchmark::State& state) { std::string s1 = TEXT_16; std::string s2 = TEXT_16; @@ -2209,7 +2221,7 @@ void AppendLstringStrConstLiteralBig(benchmark::State& state) { benchmark::DoNotOptimize(s1); benchmark::DoNotOptimize(s2); } -}13791440403938762454 +}13791346394239532331 lstringa<16> str; ... str += str_var1 + str_var2;template<unsigned N> void AppendLstring2String(benchmark::State& state) { stra s1 = TEXT_16; @@ -2229,7 +2241,7 @@ void AppendLstring2String(benchmark::State& state) { benchmark::DoNotOptimize(s1); benchmark::DoNotOptimize(s2); } -}5635398379011218 +}5255127958811151 lstringa<128> str; ... str += str_var1 + str_var2;template<unsigned N> void AppendLstring2String(benchmark::State& state) { stra s1 = TEXT_16; @@ -2249,7 +2261,7 @@ void AppendLstring2String(benchmark::State& state) { benchmark::DoNotOptimize(s1); benchmark::DoNotOptimize(s2); } -}4834425226451105 +}4294425306041032 lstringa<512> str; ... str += str_var1 + str_var2;template<unsigned N> void AppendLstring2String(benchmark::State& state) { stra s1 = TEXT_16; @@ -2269,7 +2281,7 @@ void AppendLstring2String(benchmark::State& state) { benchmark::DoNotOptimize(s1); benchmark::DoNotOptimize(s2); } -}399384390450945 +}398395404449908 lstringa<1024> str; ... str += str_var1 + str_var2;template<unsigned N> void AppendLstring2String(benchmark::State& state) { stra s1 = TEXT_16; @@ -2289,14 +2301,14 @@ void AppendLstring2String(benchmark::State& state) { benchmark::DoNotOptimize(s1); benchmark::DoNotOptimize(s2); } -}293305294341897 +}301338281394848

    # Append text, number, text

    @@ -2317,7 +2329,7 @@ void AppendLstring2String(benchmark::State& state) { benchmark::DoNotOptimize(k); } } -}3010303810900115206454 +}3091304110756118576485 std::string str = "test = " + std::to_string(k) + " times";void AppendStdStringStrNumStr(benchmark::State& state) { for (auto _: state) { for (unsigned k = 1; k <= 1'000'000'000; k *= 10) { @@ -2332,7 +2344,7 @@ void AppendLstring2String(benchmark::State& state) { benchmark::DoNotOptimize(k); } } -}483455106012151599 +}470439107212601595 char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;void AppendSprintfStrNumStr(benchmark::State& state) { for (auto _: state) { for (unsigned k = 1; k <= 1'000'000'000; k *= 10) { @@ -2349,7 +2361,7 @@ void AppendLstring2String(benchmark::State& state) { benchmark::DoNotOptimize(k); } } -}13671524279028112891 +}13911458282728222803 std::string str = std::format("test = {} times", k);void AppendFormatStrNumStr(benchmark::State& state) { for (auto _: state) { for (unsigned k = 1; k <= 1'000'000'000; k *= 10) { @@ -2364,7 +2376,7 @@ void AppendLstring2String(benchmark::State& state) { benchmark::DoNotOptimize(k); } } -}11581257188423842003 +}11661251190724232056 lstringa<8> str; str.format("test = {} times", k);template<typename T> void AppendSimStrStrNumStrF(benchmark::State& state) { for (auto _: state) { @@ -2383,7 +2395,7 @@ void AppendSimStrStrNumStrF(benchmark::State& state) { } } >> В simstr format с первого раза не помещается в такую строку без аллокации. In simstr format, the first time it doesn't fit into such a -string without allocation.14531696207125903067 +string without allocation.13811668216026943049 lstringa<32> str; str.format("test = {} times", k);template<typename T> void AppendSimStrStrNumStrF(benchmark::State& state) { for (auto _: state) { @@ -2401,7 +2413,7 @@ void AppendSimStrStrNumStrF(benchmark::State& state) { } } } >> А в такую помещается. Используйте сразу буфера подходящего размера. -And it fits in this one. Use buffers of the appropriate size right away.9771059104715922448 +And it fits in this one. Use buffers of the appropriate size right away.11111103100915202473 lstringa<8> str = "test = " + k + " times";template<typename T> void AppendSimStrStrNumStr(benchmark::State& state) { for (auto _: state) { @@ -2418,7 +2430,7 @@ void AppendSimStrStrNumStr(benchmark::State& state) { } } } >> Результат не помещается в SSO, возникает аллокация. -The result does not fit into SSO, an allocation occurs.298311840862591 +The result does not fit into SSO, an allocation occurs.288313831904588 lstringa<32> str = "test = " + k + " times";template<typename T> void AppendSimStrStrNumStr(benchmark::State& state) { for (auto _: state) { @@ -2437,7 +2449,7 @@ void AppendSimStrStrNumStr(benchmark::State& state) { } >> А здесь и ниже - результат укладывается в SSO. Ещё раз - используйте сразу буфера подходящего размера. And here and below, the result fits within SSO. -Once again, use appropriately sized buffers from the start.158165159179364 +Once again, use appropriately sized buffers from the start.155148154185362 stringa str = "test = " + k + " times";template<typename T> void AppendSimStrStrNumStr(benchmark::State& state) { for (auto _: state) { @@ -2456,17 +2468,17 @@ void AppendSimStrStrNumStr(benchmark::State& state) { } >> Под WASM размер SSO 15 символов, что явно не хватает для размещения результата, отсюда и такое время. Under WASM, the SSO size is 15 characters, which is clearly not -enough to accommodate the result, hence the long time.148157167241565 +enough to accommodate the result, hence the long time.146162151243556

    # Split text and convert to int

    @@ -2493,7 +2505,7 @@ enough to accommodate the result, hence the long time.290266535554637 +}271279540550619 ssa::splitter + ssa::as_intvoid SplitConvertIntSimStr(benchmark::State& state) { stra numbers = NUMBER_LIST; for (auto _: state) { @@ -2510,7 +2522,7 @@ enough to accommodate the result, hence the long time.156134158297291 +}162144168292274 ssa::splitf + functorvoid SplitConvertIntSplitf(benchmark::State& state) { stra numbers = NUMBER_LIST; for (auto _: state) { @@ -2525,11 +2537,11 @@ enough to accommodate the result, hence the long time.209129191217324 +}212130191217332

    # Replace symbols in text ~400 symbols

    @@ -2591,7 +2603,7 @@ enough to accommodate the result, hence the long time.'b' and 'b'->'a'. But if the substitutions don't conflict, -it works quickly.887892116113113008 +it works quickly.882827108911762905 replace symbols with std::string find_first_of + replacevoid ReplaceSymbolsStdStringNaiveRight(benchmark::State& state) { std::string_view source = "abcdefg124 < jhsfjsh sjdfsh jfhjd && jdjdj >" @@ -2646,7 +2658,7 @@ it works quickly.887 >> Дальше уже правильные реализации, не зависящие от конфликтующих замен. Further, there are correct implementations that do not depend on -conflicting replacements.24602488216422394019 +conflicting replacements.24532391207221553870 replace symbols with std::string_view find_first_of + copyvoid ReplaceSymbolsStdString(benchmark::State& state) { std::string_view source = "abcdefg124 < jhsfjsh sjdfsh jfhjd && jdjdj >" @@ -2698,7 +2710,7 @@ conflicting replacements.246011501056237125153001 +}11121089245925462942 replace runtime symbols with string expressions and without remembering all search resultstemplate<bool UseVector> void ReplaceSymbolsDynPatternSimStr(benchmark::State& state) { stra source = @@ -2744,7 +2756,7 @@ void ReplaceSymbolsDynPatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(source); benchmark::DoNotOptimize(repl); } -}12801534141515863241 +}12681478141315953121 replace runtime symbols with simstr and memorization of all search resultstemplate<bool UseVector> void ReplaceSymbolsDynPatternSimStr(benchmark::State& state) { stra source = @@ -2790,7 +2802,7 @@ void ReplaceSymbolsDynPatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(source); benchmark::DoNotOptimize(repl); } -}10801029131814802783 +}10581013133414182807 replace const symbols with string expressions and without remembering all search resultstemplate<bool UseVector> void ReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { stra source = @@ -2833,7 +2845,7 @@ void ReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}10331217113212812521 +}10161247114012902448 replace const symbols with string expressions and memorization of all search resultstemplate<bool UseVector> void ReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { stra source = @@ -2876,15 +2888,15 @@ void ReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}891860122512442447 +}906897128012492383

    # Replace symbols in text ~40 symbols

    @@ -2927,7 +2939,7 @@ void ReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(source); benchmark::DoNotOptimize(repl); } -}157164331331436 +}165162314338429 Short replace symbols with std::string find_first_of + replacevoid ShortReplaceSymbolsStdStringNaiveRight(benchmark::State& state) { std::string_view source = "abcdefg124 < jhsfjsh sjdfsh jfhjd && jdjdj >" @@ -2966,7 +2978,7 @@ void ReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(source); benchmark::DoNotOptimize(repl); } -}320347371435480 +}317302368439526 Short replace symbols with std::string_view find_first_of + copyvoid ShortReplaceSymbolsStdString(benchmark::State& state) { std::string_view source = "abcdefg124 < jhsfjsh sjdfsh jfhjd && jdjdj >" @@ -3004,7 +3016,7 @@ void ReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}164168320378409 +}164159326375413 Short replace runtime symbols with string expressions and without remembering all search resultstemplate<bool UseVector> void ShortReplaceSymbolsDynPatternSimStr(benchmark::State& state) { stra source = @@ -3036,7 +3048,7 @@ void ShortReplaceSymbolsDynPatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(source); benchmark::DoNotOptimize(repl); } -}179190258325396 +}174190266310390 Short replace runtime symbols with simstr and memorization of all search resultstemplate<bool UseVector> void ShortReplaceSymbolsDynPatternSimStr(benchmark::State& state) { stra source = @@ -3068,7 +3080,7 @@ void ShortReplaceSymbolsDynPatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(source); benchmark::DoNotOptimize(repl); } -}188185382386427 +}183196374394403 Short replace const symbols with string expressions and without remembering all search resultstemplate<bool UseVector> void ShortReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { stra source = @@ -3097,7 +3109,7 @@ void ShortReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}139157210257261 +}134162217267243 Short replace const symbols with string expressions and memorization of all search resultstemplate<bool UseVector> void ShortReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { stra source = @@ -3126,15 +3138,15 @@ void ShortReplaceSymbolsCons2PatternSimStr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}143149319347299 +}150165315352313

    # Replace All Str To Longer Size

    @@ -3171,7 +3183,7 @@ void ReplaceAllLongerStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}166164228249370 +}164174228243382 replace bb to ---- in std::string|256template<size_t Long> void ReplaceAllLongerStdString(benchmark::State& state) { std::string_view source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3204,7 +3216,7 @@ void ReplaceAllLongerStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}5274937738231328 +}5425247548181318 replace bb to ---- in std::string|512template<size_t Long> void ReplaceAllLongerStdString(benchmark::State& state) { std::string_view source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3237,7 +3249,7 @@ void ReplaceAllLongerStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}1047980145615592633 +}1016949141114922632 replace bb to ---- in std::string|1024template<size_t Long> void ReplaceAllLongerStdString(benchmark::State& state) { std::string_view source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3270,7 +3282,7 @@ void ReplaceAllLongerStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}25762467315133255569 +}22212201311532065262 replace bb to ---- in std::string|2048template<size_t Long> void ReplaceAllLongerStdString(benchmark::State& state) { std::string_view source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3303,7 +3315,7 @@ void ReplaceAllLongerStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}634165688263839312248 +}621357588203805812723 replace bb to ---- in lstringa<8>|64template<size_t N, size_t Count> void ReplaceAllLongerSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3325,7 +3337,7 @@ void ReplaceAllLongerSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}146158229233298 +}140156231251296 replace bb to ---- in lstringa<8>|256template<size_t N, size_t Count> void ReplaceAllLongerSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3347,7 +3359,7 @@ void ReplaceAllLongerSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}4555096126631121 +}4294936246701106 replace bb to ---- in lstringa<8>|512template<size_t N, size_t Count> void ReplaceAllLongerSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3369,7 +3381,7 @@ void ReplaceAllLongerSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}815916106311242117 +}811979102111681998 replace bb to ---- in lstringa<8>|1024template<size_t N, size_t Count> void ReplaceAllLongerSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3391,7 +3403,7 @@ void ReplaceAllLongerSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}16851877186320353949 +}17181881183220543708 replace bb to ---- in lstringa<8>|2048template<size_t N, size_t Count> void ReplaceAllLongerSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3413,7 +3425,7 @@ void ReplaceAllLongerSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}31743516346538857688 +}31513456357339147236 replace bb to ---- by init stringa|64template<size_t Count> void ReplaceAllLongerSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3434,7 +3446,7 @@ void ReplaceAllLongerSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}98.9105172210204 +}95.8100.0179215208 replace bb to ---- by init stringa|256template<size_t Count> void ReplaceAllLongerSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3455,7 +3467,7 @@ void ReplaceAllLongerSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}304305390512730 +}303306384497745 replace bb to ---- by init stringa|512template<size_t Count> void ReplaceAllLongerSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3476,7 +3488,7 @@ void ReplaceAllLongerSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}71073583910791709 +}73172882510641649 replace bb to ---- by init stringa|1024template<size_t Count> void ReplaceAllLongerSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3497,7 +3509,7 @@ void ReplaceAllLongerSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}15761627167321613566 +}15761640175022103458 replace bb to ---- by init stringa|2048template<size_t Count> void ReplaceAllLongerSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3518,23 +3530,23 @@ void ReplaceAllLongerSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}32123391313343147174 +}30373320314347237119

    # Replace All Str To Same Size

    @@ -3570,7 +3582,7 @@ void ReplaceAllEqualStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}128121194210262 +}117123198214275 replace bb to -- in std::string|256template<size_t Long> void ReplaceAllEqualStdString(benchmark::State& state) { std::string_view source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3602,7 +3614,7 @@ void ReplaceAllEqualStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}402407475555964 +}3973694765351017 replace bb to -- in std::string|512template<size_t Long> void ReplaceAllEqualStdString(benchmark::State& state) { std::string_view source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3634,7 +3646,7 @@ void ReplaceAllEqualStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}7677108709681891 +}7657588389581834 replace bb to -- in std::string|1024template<size_t Long> void ReplaceAllEqualStdString(benchmark::State& state) { std::string_view source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3666,7 +3678,7 @@ void ReplaceAllEqualStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}15421390159318203703 +}14391475160918313524 replace bb to -- in std::string|2048template<size_t Long> void ReplaceAllEqualStdString(benchmark::State& state) { std::string_view source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3698,7 +3710,7 @@ void ReplaceAllEqualStdString(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}29902901324835937154 +}29512805312137017031 replace bb to -- in lstringa<8>|64template<size_t N, size_t Long> void ReplaceAllEqualSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3719,7 +3731,7 @@ void ReplaceAllEqualSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}97.3101184204223 +}10598.2185195217 replace bb to -- in lstringa<8>|256template<size_t N, size_t Long> void ReplaceAllEqualSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3740,7 +3752,7 @@ void ReplaceAllEqualSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}298313444483775 +}286296445459764 replace bb to -- in lstringa<8>|512template<size_t N, size_t Long> void ReplaceAllEqualSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3761,7 +3773,7 @@ void ReplaceAllEqualSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}6105617768121462 +}5375797638531417 replace bb to -- in lstringa<8>|1024template<size_t N, size_t Long> void ReplaceAllEqualSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3782,7 +3794,7 @@ void ReplaceAllEqualSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}10811194143514902825 +}10981109141714892732 replace bb to -- in lstringa<8>|2048template<size_t N, size_t Long> void ReplaceAllEqualSimString(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3803,7 +3815,7 @@ void ReplaceAllEqualSimString(benchmark::State& state) { benchmark::DoNotOptimize(result); benchmark::DoNotOptimize(source); } -}20822106293429195495 +}22892138276328605398 replace bb to -- by init stringa|64template<size_t Count> void ReplaceAllEqualSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3828,7 +3840,7 @@ void ReplaceAllEqualSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}82.296.9154178181 +}84.696.7172178183 replace bb to -- by init stringa|256template<size_t Count> void ReplaceAllEqualSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3853,7 +3865,7 @@ void ReplaceAllEqualSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}260269350387646 +}246279361403637 replace bb to -- by init stringa|512template<size_t Count> void ReplaceAllEqualSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3878,7 +3890,7 @@ void ReplaceAllEqualSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}4355126006721197 +}4425215687191165 replace bb to -- by init stringa|1024template<size_t Count> void ReplaceAllEqualSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3903,7 +3915,7 @@ void ReplaceAllEqualSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}8651030109512462229 +}9101034105011812294 replace bb to -- by init stringa|2048template<size_t Count> void ReplaceAllEqualSimStringExpr(benchmark::State& state) { ssa source = "aaaaaaaaaaaaaaaaaaabbbaaaaaaaabbbbaaaaabaaaaaaaaaaaaaaaaaaaaabba"; @@ -3928,23 +3940,23 @@ void ReplaceAllEqualSimStringExpr(benchmark::State& state) { benchmark::DoNotOptimize(pattern); benchmark::DoNotOptimize(repl); } -}16621958206123074482 +}17881964196822954391

    # Hash Map insert and find

    @@ -3974,7 +3986,7 @@ void ReplaceAllEqualSimStringExpr(benchmark::State& state) { } >> Вставляем в hashStrMapA 10000 stringa длиной от 30 до 50 символов, а потом ищем их в ней We insert 10,000 strings of length from 30 to 50 characters into -hashStrMapA, and then search for them in it.37219643615004383675641778533099563 +hashStrMapA, and then search for them in it.37073973720534381210142235653100858 std::unordered_map<std::string, size_t> emplace & find std::string;void HashMapStdStr(benchmark::State& state) { for (auto _: state) { std::unordered_map<std::string, size_t> store; @@ -3998,7 +4010,7 @@ hashStrMapA, and then search for them in it. >> То же самое c std::string и std::unordered_map -Same thing with std::string and std::unordered_map34818223642731526384352914373404147 +Same thing with std::string and std::unordered_map34647463566994544229152806393377674 hashStrMapA<size_t> emplace & find ssa;void HashMapSimSsa(benchmark::State& state) { for (auto _: state) { hashStrMapA<size_t> store; @@ -4023,7 +4035,7 @@ Same thing with std::string and std::unordered_map >> Теперь вставляем stringa, а ищем ssa -Now we insert stringa and search for ssa35811963606655343734538789283137768 +Now we insert stringa and search for ssa35614103767835344366738696263119903 std::unordered_map<std::string, size_t> emplace & find std::string_view;void HashMapStdStrView(benchmark::State& state) { for (auto _: state) { std::unordered_map<std::string, size_t> store; @@ -4048,12 +4060,12 @@ Now we insert stringa and search for ssa >> Вставляем std::string, а ищем std::string_view -We insert std::string and look for std::string_view40984383902358632090665087463690206 +We insert std::string and look for std::string_view40723904195628627445962333093635000

    # Build Full Func Name

    @@ -4095,7 +4107,7 @@ We insert std::string and look for std::string_view724976152817962929 +return values. The algorithm uses std::string.7191049155716412745 Build func full name std::string 1;std::string build_full_name_std1() const { std::string str{has_ret_type_resolver ? "any"sv : type_names_sv[(unsigned)ret_type]}; str += " " + std_name + "("; @@ -4127,7 +4139,7 @@ return values. The algorithm uses std::string. >> Почти тот же алгоритм, но несколько последовательных += к строке заменены на одно += + + +. Almost the same algorithm, but several consecutive -+= to a string are replaced with a single += + + +.8181053157316993048 ++= to a string are replaced with a single += + + +.8081016157517632859 Build func full name std::stream;std::string build_full_name_stream() const { std::ostringstream str; if (has_ret_type_resolver) { @@ -4161,7 +4173,7 @@ Almost the same algorithm, but several consecutive str << ")"; return str.str(); } >> Строим имя функции через std::ostringstream и << -We construct the function name through std::ostringstream and <<25742517814998106964 +We construct the function name through std::ostringstream and <<25602568828799116461 Build func full name stringa;stringa build_full_name() const { lstringa<512> str = e_choice(has_ret_type_resolver, "any", type_names[(unsigned)ret_type]) + " " + name + "("; @@ -4179,7 +4191,7 @@ We construct the function name through std::ostringstream and << >> Реализация на simstr строках и строковых выражениях. Инфа о параметрах добавляется в текущую строку Implementation using simstr strings and string expressions. -Parameter information is appended to the current line.5064668169451410 +Parameter information is appended to the current line.5324608139101302 Build func full name stringa 1;stringa build_full_name1() const { lstringa<512> str = e_choice(has_ret_type_resolver, "any", type_names[(unsigned)ret_type]) + " " + name + "("; @@ -4197,11 +4209,11 @@ Parameter information is appended to the current line.741694100110531605 +to be written in a single string, but is slightly slower in execution time.66968294010091478
    \ No newline at end of file diff --git a/bench/results/000-Xeon E5-2682 v4, Ubuntu 22 (WSL), Clang-21.txt b/bench/results/000-Xeon E5-2682 v4, Ubuntu 22 (WSL), Clang-21.txt index 725cf2b..6b2f657 100644 --- a/bench/results/000-Xeon E5-2682 v4, Ubuntu 22 (WSL), Clang-21.txt +++ b/bench/results/000-Xeon E5-2682 v4, Ubuntu 22 (WSL), Clang-21.txt @@ -1,4 +1,4 @@ -2026-01-30T16:10:26+03:00 +2026-01-31T16:21:34+03:00 Running ./benchStr Run on (32 X 2494.22 MHz CPU s) CPU Caches: @@ -6,893 +6,897 @@ CPU Caches: L1 Instruction 32 KiB (x16) L2 Unified 256 KiB (x16) L3 Unified 40960 KiB (x1) -Load Average: 0.01, 0.41, 0.63 +Load Average: 0.02, 0.47, 0.66 ***WARNING*** ASLR is enabled, the results may have unreproducible noise in them. -------------------------------------------------------------------------------------------------------------------------------------------------------- Benchmark Time CPU Iterations -------------------------------------------------------------------------------------------------------------------------------------------------------- ----- Concatenate string + Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and number by std to std::string_mean 219 ns 219 ns 10 -Concat std::string and number by std to std::string_median 219 ns 219 ns 10 -Concat std::string and number by std to std::string_stddev 4.79 ns 4.79 ns 10 -Concat std::string and number by std to std::string_cv 2.19 % 2.19 % 10 -Concat std::string and number by StrExpr to std::string_mean 104 ns 104 ns 10 -Concat std::string and number by StrExpr to std::string_median 103 ns 103 ns 10 -Concat std::string and number by StrExpr to std::string_stddev 2.67 ns 2.67 ns 10 -Concat std::string and number by StrExpr to std::string_cv 2.58 % 2.58 % 10 -Concat stringa and number by StrExpr to simstr::stringa_mean 65.4 ns 65.4 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_median 65.2 ns 65.2 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_stddev 3.79 ns 3.79 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_cv 5.79 % 5.79 % 10 -Concat stringa and number by e_concat to simstr::stringa_mean 72.6 ns 72.6 ns 10 -Concat stringa and number by e_concat to simstr::stringa_median 70.1 ns 70.1 ns 10 -Concat stringa and number by e_concat to simstr::stringa_stddev 6.18 ns 6.18 ns 10 -Concat stringa and number by e_concat to simstr::stringa_cv 8.51 % 8.51 % 10 +Concat std::string and number by std to std::string_mean 209 ns 209 ns 10 +Concat std::string and number by std to std::string_median 208 ns 208 ns 10 +Concat std::string and number by std to std::string_stddev 5.82 ns 5.82 ns 10 +Concat std::string and number by std to std::string_cv 2.79 % 2.79 % 10 +Concat std::string and number by StrExpr to std::string_mean 107 ns 107 ns 10 +Concat std::string and number by StrExpr to std::string_median 105 ns 105 ns 10 +Concat std::string and number by StrExpr to std::string_stddev 3.74 ns 3.74 ns 10 +Concat std::string and number by StrExpr to std::string_cv 3.48 % 3.48 % 10 +Concat stringa and number by StrExpr to simstr::stringa_mean 64.5 ns 64.5 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_median 63.8 ns 63.8 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_stddev 2.68 ns 2.68 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_cv 4.16 % 4.16 % 10 +Concat stringa and number by e_concat to simstr::stringa_mean 72.8 ns 72.8 ns 10 +Concat stringa and number by e_concat to simstr::stringa_median 72.3 ns 72.3 ns 10 +Concat stringa and number by e_concat to simstr::stringa_stddev 3.64 ns 3.64 ns 10 +Concat stringa and number by e_concat to simstr::stringa_cv 5.00 % 5.00 % 10 ----- Concatenate string + Hex Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and format hex number and literal to std::string_mean 686 ns 686 ns 10 -Concat std::string and format hex number and literal to std::string_median 684 ns 684 ns 10 -Concat std::string and format hex number and literal to std::string_stddev 18.1 ns 18.1 ns 10 -Concat std::string and format hex number and literal to std::string_cv 2.64 % 2.64 % 10 -std::format std::string and hex number by literal to std::string_mean 868 ns 868 ns 10 -std::format std::string and hex number by literal to std::string_median 867 ns 867 ns 10 -std::format std::string and hex number by literal to std::string_stddev 38.3 ns 38.3 ns 10 -std::format std::string and hex number by literal to std::string_cv 4.41 % 4.41 % 10 -Concat std::string and std::tochars and string to std::string_mean 203 ns 203 ns 10 -Concat std::string and std::tochars and string to std::string_median 204 ns 204 ns 10 -Concat std::string and std::tochars and string to std::string_stddev 7.11 ns 7.11 ns 10 -Concat std::string and std::tochars and string to std::string_cv 3.51 % 3.51 % 10 +Concat std::string and format hex number and literal to std::string_mean 682 ns 682 ns 10 +Concat std::string and format hex number and literal to std::string_median 677 ns 677 ns 10 +Concat std::string and format hex number and literal to std::string_stddev 27.0 ns 27.0 ns 10 +Concat std::string and format hex number and literal to std::string_cv 3.95 % 3.95 % 10 +std::format std::string and hex number by literal to std::string_mean 862 ns 862 ns 10 +std::format std::string and hex number by literal to std::string_median 856 ns 856 ns 10 +std::format std::string and hex number by literal to std::string_stddev 27.5 ns 27.5 ns 10 +std::format std::string and hex number by literal to std::string_cv 3.18 % 3.18 % 10 +Concat std::string and std::tochars and string to std::string_mean 198 ns 198 ns 10 +Concat std::string and std::tochars and string to std::string_median 198 ns 198 ns 10 +Concat std::string and std::tochars and string to std::string_stddev 2.77 ns 2.77 ns 10 +Concat std::string and std::tochars and string to std::string_cv 1.40 % 1.40 % 10 Concat std::string and hex number and literal by StrExpr to std::string_mean 132 ns 132 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_median 131 ns 131 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_stddev 3.30 ns 3.30 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_cv 2.50 % 2.50 % 10 +Concat std::string and hex number and literal by StrExpr to std::string_median 130 ns 130 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_stddev 3.79 ns 3.79 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_cv 2.87 % 2.87 % 10 Concat stringa and hex number and literal by StrExpr to simstr::stringa_mean 116 ns 116 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 116 ns 116 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 1.16 ns 1.16 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 1.00 % 1.00 % 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 117 ns 117 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_median 117 ns 117 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 2.09 ns 2.09 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 1.78 % 1.78 % 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_mean 184 ns 184 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_median 182 ns 182 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 8.04 ns 8.04 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_cv 4.37 % 4.37 % 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 115 ns 115 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 2.64 ns 2.64 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 2.28 % 2.28 % 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 115 ns 115 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_median 115 ns 115 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 1.62 ns 1.62 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 1.40 % 1.40 % 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_mean 180 ns 180 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_median 180 ns 180 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 3.03 ns 3.03 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_cv 1.68 % 1.68 % 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_mean 315 ns 315 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_median 313 ns 313 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_stddev 8.79 ns 8.79 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_cv 2.79 % 2.79 % 10 ----- Concatenate string + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string by std to std::string_mean 81.0 ns 81.0 ns 10 -Concat std::string by std to std::string_median 80.9 ns 80.9 ns 10 -Concat std::string by std to std::string_stddev 0.897 ns 0.897 ns 10 -Concat std::string by std to std::string_cv 1.11 % 1.11 % 10 -Concat std::string by StrExpr to std::string_mean 37.9 ns 37.9 ns 10 -Concat std::string by StrExpr to std::string_median 36.4 ns 36.4 ns 10 -Concat std::string by StrExpr to std::string_stddev 3.94 ns 3.94 ns 10 -Concat std::string by StrExpr to std::string_cv 10.38 % 10.38 % 10 -Concat stringa by StrExpr to stringa_mean 31.0 ns 31.0 ns 10 -Concat stringa by StrExpr to stringa_median 30.8 ns 30.8 ns 10 -Concat stringa by StrExpr to stringa_stddev 2.61 ns 2.61 ns 10 -Concat stringa by StrExpr to stringa_cv 8.42 % 8.42 % 10 +Concat std::string by std to std::string_mean 44.3 ns 44.3 ns 10 +Concat std::string by std to std::string_median 44.3 ns 44.3 ns 10 +Concat std::string by std to std::string_stddev 1.57 ns 1.57 ns 10 +Concat std::string by std to std::string_cv 3.54 % 3.54 % 10 +Concat std::string by StrExpr to std::string_mean 34.8 ns 34.8 ns 10 +Concat std::string by StrExpr to std::string_median 34.9 ns 34.9 ns 10 +Concat std::string by StrExpr to std::string_stddev 1.47 ns 1.47 ns 10 +Concat std::string by StrExpr to std::string_cv 4.22 % 4.22 % 10 +Concat stringa by StrExpr to stringa_mean 29.1 ns 29.1 ns 10 +Concat stringa by StrExpr to stringa_median 28.2 ns 28.2 ns 10 +Concat stringa by StrExpr to stringa_stddev 2.12 ns 2.12 ns 10 +Concat stringa by StrExpr to stringa_cv 7.30 % 7.30 % 10 ----- Find three concatenated string in string_view -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Find concat three std::string_mean 125 ns 125 ns 10 -Find concat three std::string_median 121 ns 121 ns 10 -Find concat three std::string_stddev 15.6 ns 15.6 ns 10 -Find concat three std::string_cv 12.40 % 12.40 % 10 -Find concat three strexpr_mean 52.9 ns 52.9 ns 10 -Find concat three strexpr_median 51.0 ns 51.0 ns 10 -Find concat three strexpr_stddev 4.50 ns 4.50 ns 10 -Find concat three strexpr_cv 8.50 % 8.50 % 10 -Find concat three simstr_mean 20.2 ns 20.2 ns 10 -Find concat three simstr_median 20.1 ns 20.1 ns 10 -Find concat three simstr_stddev 1.06 ns 1.06 ns 10 -Find concat three simstr_cv 5.22 % 5.22 % 10 +Find concat three std::string_mean 114 ns 114 ns 10 +Find concat three std::string_median 111 ns 111 ns 10 +Find concat three std::string_stddev 6.06 ns 6.06 ns 10 +Find concat three std::string_cv 5.33 % 5.33 % 10 +Find concat three strexpr_mean 50.5 ns 50.5 ns 10 +Find concat three strexpr_median 50.7 ns 50.7 ns 10 +Find concat three strexpr_stddev 1.03 ns 1.03 ns 10 +Find concat three strexpr_cv 2.04 % 2.04 % 10 +Find concat three simstr_mean 53.3 ns 53.3 ns 10 +Find concat three simstr_median 53.2 ns 53.2 ns 10 +Find concat three simstr_stddev 0.963 ns 0.963 ns 10 +Find concat three simstr_cv 1.81 % 1.80 % 10 ----- Build Type Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -BuildTypeNameStr 0/0_mean 7.31 ns 7.31 ns 10 -BuildTypeNameStr 0/0_median 7.28 ns 7.28 ns 10 -BuildTypeNameStr 0/0_stddev 0.146 ns 0.146 ns 10 -BuildTypeNameStr 0/0_cv 2.00 % 2.00 % 10 -BuildTypeNameExp 0/0_mean 6.86 ns 6.86 ns 10 -BuildTypeNameExp 0/0_median 6.75 ns 6.75 ns 10 -BuildTypeNameExp 0/0_stddev 0.227 ns 0.227 ns 10 -BuildTypeNameExp 0/0_cv 3.31 % 3.31 % 10 -BuildTypeNameSim 0/0_mean 4.96 ns 4.96 ns 10 -BuildTypeNameSim 0/0_median 4.97 ns 4.97 ns 10 -BuildTypeNameSim 0/0_stddev 0.071 ns 0.071 ns 10 -BuildTypeNameSim 0/0_cv 1.43 % 1.43 % 10 -BuildTypeNameStr 10/10_mean 57.6 ns 57.6 ns 10 -BuildTypeNameStr 10/10_median 57.1 ns 57.1 ns 10 -BuildTypeNameStr 10/10_stddev 2.30 ns 2.30 ns 10 -BuildTypeNameStr 10/10_cv 4.00 % 4.00 % 10 -BuildTypeNameExp 10/10_mean 31.0 ns 31.0 ns 10 -BuildTypeNameExp 10/10_median 30.7 ns 30.7 ns 10 -BuildTypeNameExp 10/10_stddev 1.08 ns 1.08 ns 10 -BuildTypeNameExp 10/10_cv 3.46 % 3.46 % 10 -BuildTypeNameSim 10/10_mean 25.8 ns 25.8 ns 10 -BuildTypeNameSim 10/10_median 26.3 ns 26.3 ns 10 -BuildTypeNameSim 10/10_stddev 2.64 ns 2.64 ns 10 -BuildTypeNameSim 10/10_cv 10.24 % 10.24 % 10 +BuildTypeNameStr 0/0_mean 7.14 ns 7.14 ns 10 +BuildTypeNameStr 0/0_median 7.15 ns 7.15 ns 10 +BuildTypeNameStr 0/0_stddev 0.166 ns 0.166 ns 10 +BuildTypeNameStr 0/0_cv 2.32 % 2.32 % 10 +BuildTypeNameExp 0/0_mean 6.74 ns 6.74 ns 10 +BuildTypeNameExp 0/0_median 6.67 ns 6.67 ns 10 +BuildTypeNameExp 0/0_stddev 0.366 ns 0.366 ns 10 +BuildTypeNameExp 0/0_cv 5.43 % 5.43 % 10 +BuildTypeNameSim 0/0_mean 5.10 ns 5.10 ns 10 +BuildTypeNameSim 0/0_median 4.84 ns 4.84 ns 10 +BuildTypeNameSim 0/0_stddev 0.629 ns 0.629 ns 10 +BuildTypeNameSim 0/0_cv 12.33 % 12.33 % 10 +BuildTypeNameStr 10/10_mean 56.6 ns 56.6 ns 10 +BuildTypeNameStr 10/10_median 56.5 ns 56.5 ns 10 +BuildTypeNameStr 10/10_stddev 1.58 ns 1.58 ns 10 +BuildTypeNameStr 10/10_cv 2.78 % 2.78 % 10 +BuildTypeNameExp 10/10_mean 30.1 ns 30.1 ns 10 +BuildTypeNameExp 10/10_median 30.3 ns 30.3 ns 10 +BuildTypeNameExp 10/10_stddev 0.682 ns 0.682 ns 10 +BuildTypeNameExp 10/10_cv 2.26 % 2.26 % 10 +BuildTypeNameSim 10/10_mean 22.6 ns 22.6 ns 10 +BuildTypeNameSim 10/10_median 22.6 ns 22.6 ns 10 +BuildTypeNameSim 10/10_stddev 0.532 ns 0.532 ns 10 +BuildTypeNameSim 10/10_cv 2.35 % 2.35 % 10 ----- Replace string by copy -----/repeats:1 0.000 ns 0.000 ns 1000000000000 Concat with replace str_mean 205 ns 205 ns 10 -Concat with replace str_median 206 ns 206 ns 10 -Concat with replace str_stddev 5.62 ns 5.62 ns 10 -Concat with replace str_cv 2.74 % 2.74 % 10 -Concat with replace exp_mean 148 ns 148 ns 10 -Concat with replace exp_median 145 ns 145 ns 10 -Concat with replace exp_stddev 9.06 ns 9.06 ns 10 -Concat with replace exp_cv 6.12 % 6.12 % 10 +Concat with replace str_median 200 ns 200 ns 10 +Concat with replace str_stddev 12.4 ns 12.4 ns 10 +Concat with replace str_cv 6.05 % 6.05 % 10 +Concat with replace exp_mean 143 ns 143 ns 10 +Concat with replace exp_median 142 ns 142 ns 10 +Concat with replace exp_stddev 3.04 ns 3.04 ns 10 +Concat with replace exp_cv 2.13 % 2.13 % 10 ----- Create Empty Str ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e;_mean 1.12 ns 1.12 ns 10 +std::string e;_mean 1.10 ns 1.10 ns 10 std::string e;_median 1.11 ns 1.11 ns 10 -std::string e;_stddev 0.024 ns 0.024 ns 10 -std::string e;_cv 2.18 % 2.18 % 10 -std::string_view e;_mean 0.368 ns 0.368 ns 10 -std::string_view e;_median 0.367 ns 0.367 ns 10 -std::string_view e;_stddev 0.007 ns 0.007 ns 10 -std::string_view e;_cv 1.97 % 1.97 % 10 -ssa e;_mean 0.365 ns 0.365 ns 10 -ssa e;_median 0.364 ns 0.364 ns 10 -ssa e;_stddev 0.006 ns 0.006 ns 10 -ssa e;_cv 1.67 % 1.67 % 10 -stringa e;_mean 0.749 ns 0.749 ns 10 -stringa e;_median 0.751 ns 0.751 ns 10 -stringa e;_stddev 0.014 ns 0.014 ns 10 -stringa e;_cv 1.80 % 1.80 % 10 -lstringa<20> e;_mean 1.22 ns 1.22 ns 10 -lstringa<20> e;_median 1.18 ns 1.18 ns 10 -lstringa<20> e;_stddev 0.101 ns 0.101 ns 10 -lstringa<20> e;_cv 8.29 % 8.29 % 10 -lstringa<40> e;_mean 1.12 ns 1.12 ns 10 -lstringa<40> e;_median 1.12 ns 1.12 ns 10 -lstringa<40> e;_stddev 0.036 ns 0.036 ns 10 -lstringa<40> e;_cv 3.21 % 3.21 % 10 +std::string e;_stddev 0.014 ns 0.014 ns 10 +std::string e;_cv 1.28 % 1.28 % 10 +std::string_view e;_mean 0.376 ns 0.376 ns 10 +std::string_view e;_median 0.370 ns 0.370 ns 10 +std::string_view e;_stddev 0.018 ns 0.018 ns 10 +std::string_view e;_cv 4.81 % 4.81 % 10 +ssa e;_mean 0.374 ns 0.374 ns 10 +ssa e;_median 0.366 ns 0.366 ns 10 +ssa e;_stddev 0.020 ns 0.020 ns 10 +ssa e;_cv 5.33 % 5.33 % 10 +stringa e;_mean 0.740 ns 0.740 ns 10 +stringa e;_median 0.743 ns 0.743 ns 10 +stringa e;_stddev 0.011 ns 0.011 ns 10 +stringa e;_cv 1.48 % 1.48 % 10 +lstringa<20> e;_mean 1.13 ns 1.13 ns 10 +lstringa<20> e;_median 1.12 ns 1.12 ns 10 +lstringa<20> e;_stddev 0.027 ns 0.027 ns 10 +lstringa<20> e;_cv 2.40 % 2.40 % 10 +lstringa<40> e;_mean 1.19 ns 1.19 ns 10 +lstringa<40> e;_median 1.19 ns 1.19 ns 10 +lstringa<40> e;_stddev 0.070 ns 0.070 ns 10 +lstringa<40> e;_cv 5.92 % 5.92 % 10 ----- Create Str from short literal (9 symbols) --------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text";_mean 1.86 ns 1.86 ns 10 -std::string e = "Test text";_median 1.87 ns 1.87 ns 10 -std::string e = "Test text";_stddev 0.040 ns 0.040 ns 10 -std::string e = "Test text";_cv 2.14 % 2.14 % 10 -std::string_view e = "Test text";_mean 0.733 ns 0.733 ns 10 -std::string_view e = "Test text";_median 0.736 ns 0.736 ns 10 -std::string_view e = "Test text";_stddev 0.011 ns 0.011 ns 10 -std::string_view e = "Test text";_cv 1.53 % 1.53 % 10 -ssa e = "Test text";_mean 0.374 ns 0.374 ns 10 -ssa e = "Test text";_median 0.371 ns 0.371 ns 10 -ssa e = "Test text";_stddev 0.010 ns 0.010 ns 10 -ssa e = "Test text";_cv 2.59 % 2.59 % 10 -stringa e = "Test text";_mean 1.10 ns 1.10 ns 10 -stringa e = "Test text";_median 1.11 ns 1.11 ns 10 -stringa e = "Test text";_stddev 0.016 ns 0.016 ns 10 -stringa e = "Test text";_cv 1.44 % 1.44 % 10 -lstringa<20> e = "Test text";_mean 1.86 ns 1.86 ns 10 -lstringa<20> e = "Test text";_median 1.85 ns 1.85 ns 10 -lstringa<20> e = "Test text";_stddev 0.043 ns 0.043 ns 10 -lstringa<20> e = "Test text";_cv 2.32 % 2.32 % 10 -lstringa<40> e = "Test text";_mean 1.86 ns 1.86 ns 10 -lstringa<40> e = "Test text";_median 1.86 ns 1.86 ns 10 -lstringa<40> e = "Test text";_stddev 0.018 ns 0.018 ns 10 -lstringa<40> e = "Test text";_cv 0.95 % 0.95 % 10 +std::string e = "Test text";_mean 1.83 ns 1.83 ns 10 +std::string e = "Test text";_median 1.83 ns 1.83 ns 10 +std::string e = "Test text";_stddev 0.026 ns 0.026 ns 10 +std::string e = "Test text";_cv 1.44 % 1.44 % 10 +std::string_view e = "Test text";_mean 0.738 ns 0.738 ns 10 +std::string_view e = "Test text";_median 0.735 ns 0.735 ns 10 +std::string_view e = "Test text";_stddev 0.022 ns 0.022 ns 10 +std::string_view e = "Test text";_cv 2.98 % 2.98 % 10 +ssa e = "Test text";_mean 0.368 ns 0.368 ns 10 +ssa e = "Test text";_median 0.369 ns 0.369 ns 10 +ssa e = "Test text";_stddev 0.007 ns 0.007 ns 10 +ssa e = "Test text";_cv 2.03 % 2.03 % 10 +stringa e = "Test text";_mean 1.12 ns 1.12 ns 10 +stringa e = "Test text";_median 1.12 ns 1.12 ns 10 +stringa e = "Test text";_stddev 0.023 ns 0.023 ns 10 +stringa e = "Test text";_cv 2.09 % 2.09 % 10 +lstringa<20> e = "Test text";_mean 1.89 ns 1.89 ns 10 +lstringa<20> e = "Test text";_median 1.87 ns 1.87 ns 10 +lstringa<20> e = "Test text";_stddev 0.054 ns 0.054 ns 10 +lstringa<20> e = "Test text";_cv 2.88 % 2.88 % 10 +lstringa<40> e = "Test text";_mean 1.90 ns 1.90 ns 10 +lstringa<40> e = "Test text";_median 1.85 ns 1.85 ns 10 +lstringa<40> e = "Test text";_stddev 0.115 ns 0.115 ns 10 +lstringa<40> e = "Test text";_cv 6.05 % 6.05 % 10 ----- Create Str from long literal (30 symbols) ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 std::string e = "123456789012345678901234567890";_mean 18.7 ns 18.7 ns 10 -std::string e = "123456789012345678901234567890";_median 18.7 ns 18.7 ns 10 -std::string e = "123456789012345678901234567890";_stddev 0.310 ns 0.310 ns 10 -std::string e = "123456789012345678901234567890";_cv 1.66 % 1.66 % 10 -std::string_view e = "123456789012345678901234567890";_mean 0.743 ns 0.743 ns 10 -std::string_view e = "123456789012345678901234567890";_median 0.733 ns 0.733 ns 10 -std::string_view e = "123456789012345678901234567890";_stddev 0.030 ns 0.030 ns 10 -std::string_view e = "123456789012345678901234567890";_cv 4.10 % 4.10 % 10 -ssa e = "123456789012345678901234567890";_mean 0.378 ns 0.378 ns 10 -ssa e = "123456789012345678901234567890";_median 0.375 ns 0.375 ns 10 -ssa e = "123456789012345678901234567890";_stddev 0.015 ns 0.015 ns 10 -ssa e = "123456789012345678901234567890";_cv 3.86 % 3.86 % 10 -stringa e = "123456789012345678901234567890";_mean 1.12 ns 1.12 ns 10 -stringa e = "123456789012345678901234567890";_median 1.12 ns 1.12 ns 10 -stringa e = "123456789012345678901234567890";_stddev 0.020 ns 0.020 ns 10 -stringa e = "123456789012345678901234567890";_cv 1.75 % 1.75 % 10 -lstringa<20> e = "123456789012345678901234567890";_mean 20.6 ns 20.6 ns 10 -lstringa<20> e = "123456789012345678901234567890";_median 20.6 ns 20.6 ns 10 -lstringa<20> e = "123456789012345678901234567890";_stddev 1.03 ns 1.03 ns 10 -lstringa<20> e = "123456789012345678901234567890";_cv 4.98 % 4.98 % 10 -lstringa<40> e = "123456789012345678901234567890";_mean 2.57 ns 2.57 ns 10 -lstringa<40> e = "123456789012345678901234567890";_median 2.57 ns 2.57 ns 10 -lstringa<40> e = "123456789012345678901234567890";_stddev 0.030 ns 0.030 ns 10 -lstringa<40> e = "123456789012345678901234567890";_cv 1.16 % 1.16 % 10 +std::string e = "123456789012345678901234567890";_median 18.4 ns 18.4 ns 10 +std::string e = "123456789012345678901234567890";_stddev 1.00 ns 1.00 ns 10 +std::string e = "123456789012345678901234567890";_cv 5.36 % 5.36 % 10 +std::string_view e = "123456789012345678901234567890";_mean 0.741 ns 0.741 ns 10 +std::string_view e = "123456789012345678901234567890";_median 0.732 ns 0.732 ns 10 +std::string_view e = "123456789012345678901234567890";_stddev 0.016 ns 0.016 ns 10 +std::string_view e = "123456789012345678901234567890";_cv 2.22 % 2.22 % 10 +ssa e = "123456789012345678901234567890";_mean 0.369 ns 0.369 ns 10 +ssa e = "123456789012345678901234567890";_median 0.369 ns 0.369 ns 10 +ssa e = "123456789012345678901234567890";_stddev 0.007 ns 0.007 ns 10 +ssa e = "123456789012345678901234567890";_cv 2.01 % 2.01 % 10 +stringa e = "123456789012345678901234567890";_mean 1.11 ns 1.11 ns 10 +stringa e = "123456789012345678901234567890";_median 1.11 ns 1.11 ns 10 +stringa e = "123456789012345678901234567890";_stddev 0.015 ns 0.015 ns 10 +stringa e = "123456789012345678901234567890";_cv 1.34 % 1.34 % 10 +lstringa<20> e = "123456789012345678901234567890";_mean 20.5 ns 20.5 ns 10 +lstringa<20> e = "123456789012345678901234567890";_median 20.3 ns 20.3 ns 10 +lstringa<20> e = "123456789012345678901234567890";_stddev 0.731 ns 0.731 ns 10 +lstringa<20> e = "123456789012345678901234567890";_cv 3.57 % 3.57 % 10 +lstringa<40> e = "123456789012345678901234567890";_mean 2.55 ns 2.55 ns 10 +lstringa<40> e = "123456789012345678901234567890";_median 2.54 ns 2.54 ns 10 +lstringa<40> e = "123456789012345678901234567890";_stddev 0.055 ns 0.055 ns 10 +lstringa<40> e = "123456789012345678901234567890";_cv 2.14 % 2.14 % 10 ----- Create copy of Str with 9 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text"; auto c{e};_mean 4.91 ns 4.91 ns 10 -std::string e = "Test text"; auto c{e};_median 4.90 ns 4.90 ns 10 -std::string e = "Test text"; auto c{e};_stddev 0.095 ns 0.095 ns 10 -std::string e = "Test text"; auto c{e};_cv 1.93 % 1.93 % 10 -std::string_view e = "Test text"; auto c{e};_mean 0.368 ns 0.368 ns 10 -std::string_view e = "Test text"; auto c{e};_median 0.369 ns 0.369 ns 10 -std::string_view e = "Test text"; auto c{e};_stddev 0.007 ns 0.007 ns 10 -std::string_view e = "Test text"; auto c{e};_cv 1.77 % 1.77 % 10 -ssa e = "Test text"; auto c{e};_mean 0.376 ns 0.376 ns 10 -ssa e = "Test text"; auto c{e};_median 0.377 ns 0.377 ns 10 -ssa e = "Test text"; auto c{e};_stddev 0.012 ns 0.012 ns 10 -ssa e = "Test text"; auto c{e};_cv 3.11 % 3.11 % 10 -stringa e = "Test text"; auto c{e};_mean 1.16 ns 1.16 ns 10 -stringa e = "Test text"; auto c{e};_median 1.16 ns 1.16 ns 10 -stringa e = "Test text"; auto c{e};_stddev 0.064 ns 0.064 ns 10 -stringa e = "Test text"; auto c{e};_cv 5.57 % 5.57 % 10 -lstringa<20> e = "Test text"; auto c{e};_mean 4.54 ns 4.54 ns 10 -lstringa<20> e = "Test text"; auto c{e};_median 4.49 ns 4.49 ns 10 -lstringa<20> e = "Test text"; auto c{e};_stddev 0.186 ns 0.186 ns 10 -lstringa<20> e = "Test text"; auto c{e};_cv 4.10 % 4.10 % 10 -lstringa<40> e = "Test text"; auto c{e};_mean 4.54 ns 4.54 ns 10 -lstringa<40> e = "Test text"; auto c{e};_median 4.50 ns 4.50 ns 10 -lstringa<40> e = "Test text"; auto c{e};_stddev 0.203 ns 0.203 ns 10 -lstringa<40> e = "Test text"; auto c{e};_cv 4.48 % 4.48 % 10 +std::string e = "Test text"; auto c{e};_mean 5.14 ns 5.14 ns 10 +std::string e = "Test text"; auto c{e};_median 5.14 ns 5.14 ns 10 +std::string e = "Test text"; auto c{e};_stddev 0.102 ns 0.102 ns 10 +std::string e = "Test text"; auto c{e};_cv 1.99 % 1.99 % 10 +std::string_view e = "Test text"; auto c{e};_mean 0.388 ns 0.388 ns 10 +std::string_view e = "Test text"; auto c{e};_median 0.382 ns 0.382 ns 10 +std::string_view e = "Test text"; auto c{e};_stddev 0.028 ns 0.028 ns 10 +std::string_view e = "Test text"; auto c{e};_cv 7.15 % 7.15 % 10 +ssa e = "Test text"; auto c{e};_mean 0.367 ns 0.367 ns 10 +ssa e = "Test text"; auto c{e};_median 0.365 ns 0.365 ns 10 +ssa e = "Test text"; auto c{e};_stddev 0.008 ns 0.008 ns 10 +ssa e = "Test text"; auto c{e};_cv 2.30 % 2.30 % 10 +stringa e = "Test text"; auto c{e};_mean 1.10 ns 1.10 ns 10 +stringa e = "Test text"; auto c{e};_median 1.10 ns 1.10 ns 10 +stringa e = "Test text"; auto c{e};_stddev 0.022 ns 0.022 ns 10 +stringa e = "Test text"; auto c{e};_cv 2.00 % 2.00 % 10 +lstringa<20> e = "Test text"; auto c{e};_mean 4.38 ns 4.38 ns 10 +lstringa<20> e = "Test text"; auto c{e};_median 4.38 ns 4.38 ns 10 +lstringa<20> e = "Test text"; auto c{e};_stddev 0.075 ns 0.075 ns 10 +lstringa<20> e = "Test text"; auto c{e};_cv 1.71 % 1.71 % 10 +lstringa<40> e = "Test text"; auto c{e};_mean 4.52 ns 4.52 ns 10 +lstringa<40> e = "Test text"; auto c{e};_median 4.47 ns 4.47 ns 10 +lstringa<40> e = "Test text"; auto c{e};_stddev 0.146 ns 0.146 ns 10 +lstringa<40> e = "Test text"; auto c{e};_cv 3.23 % 3.23 % 10 ----- Create copy of Str with 30 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890"; auto c{e};_mean 19.3 ns 19.3 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_median 19.1 ns 19.1 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_stddev 0.845 ns 0.845 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_cv 4.37 % 4.37 % 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 0.740 ns 0.740 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_median 0.739 ns 0.739 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.012 ns 0.012 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 1.59 % 1.59 % 10 -ssa e = "123456789012345678901234567890"; auto c{e};_mean 0.368 ns 0.368 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_mean 18.9 ns 18.9 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_median 18.8 ns 18.8 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_stddev 0.425 ns 0.425 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_cv 2.25 % 2.25 % 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 0.733 ns 0.733 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_median 0.731 ns 0.731 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.009 ns 0.009 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 1.18 % 1.18 % 10 +ssa e = "123456789012345678901234567890"; auto c{e};_mean 0.367 ns 0.367 ns 10 ssa e = "123456789012345678901234567890"; auto c{e};_median 0.368 ns 0.368 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.007 ns 0.007 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_cv 1.91 % 1.91 % 10 -stringa e = "123456789012345678901234567890"; auto c{e};_mean 1.10 ns 1.10 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_median 1.10 ns 1.10 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.008 ns 0.008 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_cv 0.75 % 0.75 % 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 19.7 ns 19.7 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 19.7 ns 19.7 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 0.472 ns 0.472 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 2.39 % 2.39 % 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 4.53 ns 4.53 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 4.46 ns 4.46 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.158 ns 0.158 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 3.49 % 3.49 % 10 +ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.006 ns 0.006 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_cv 1.53 % 1.53 % 10 +stringa e = "123456789012345678901234567890"; auto c{e};_mean 1.15 ns 1.15 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_median 1.12 ns 1.12 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.075 ns 0.075 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_cv 6.49 % 6.49 % 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 19.9 ns 19.9 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 20.0 ns 20.0 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 0.678 ns 0.678 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 3.40 % 3.40 % 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 4.50 ns 4.50 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 4.45 ns 4.45 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.240 ns 0.240 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 5.33 % 5.33 % 10 ----- Find 9 symbols text in end of 99 symbols text ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find;_mean 7.37 ns 7.37 ns 10 -std::string::find;_median 7.18 ns 7.18 ns 10 -std::string::find;_stddev 0.522 ns 0.522 ns 10 -std::string::find;_cv 7.09 % 7.09 % 10 -std::string_view::find;_mean 7.46 ns 7.46 ns 10 -std::string_view::find;_median 7.18 ns 7.18 ns 10 -std::string_view::find;_stddev 0.645 ns 0.645 ns 10 -std::string_view::find;_cv 8.64 % 8.64 % 10 -ssa::find;_mean 7.65 ns 7.65 ns 10 -ssa::find;_median 7.67 ns 7.67 ns 10 -ssa::find;_stddev 0.841 ns 0.841 ns 10 -ssa::find;_cv 11.01 % 11.01 % 10 -stringa::find;_mean 7.64 ns 7.64 ns 10 -stringa::find;_median 7.63 ns 7.63 ns 10 -stringa::find;_stddev 0.136 ns 0.136 ns 10 -stringa::find;_cv 1.78 % 1.78 % 10 -lstringa<20>::find;_mean 6.93 ns 6.93 ns 10 -lstringa<20>::find;_median 6.92 ns 6.92 ns 10 -lstringa<20>::find;_stddev 0.192 ns 0.192 ns 10 -lstringa<20>::find;_cv 2.77 % 2.77 % 10 -lstringa<40>::find;_mean 6.81 ns 6.81 ns 10 -lstringa<40>::find;_median 6.76 ns 6.76 ns 10 -lstringa<40>::find;_stddev 0.196 ns 0.196 ns 10 -lstringa<40>::find;_cv 2.88 % 2.88 % 10 +std::string::find;_mean 6.71 ns 6.71 ns 10 +std::string::find;_median 6.70 ns 6.70 ns 10 +std::string::find;_stddev 0.084 ns 0.084 ns 10 +std::string::find;_cv 1.26 % 1.26 % 10 +std::string_view::find;_mean 7.24 ns 7.24 ns 10 +std::string_view::find;_median 7.15 ns 7.15 ns 10 +std::string_view::find;_stddev 0.323 ns 0.323 ns 10 +std::string_view::find;_cv 4.46 % 4.46 % 10 +ssa::find;_mean 6.72 ns 6.72 ns 10 +ssa::find;_median 6.75 ns 6.75 ns 10 +ssa::find;_stddev 0.141 ns 0.141 ns 10 +ssa::find;_cv 2.10 % 2.10 % 10 +stringa::find;_mean 7.59 ns 7.59 ns 10 +stringa::find;_median 7.50 ns 7.50 ns 10 +stringa::find;_stddev 0.327 ns 0.327 ns 10 +stringa::find;_cv 4.30 % 4.30 % 10 +lstringa<20>::find;_mean 6.27 ns 6.27 ns 10 +lstringa<20>::find;_median 6.29 ns 6.29 ns 10 +lstringa<20>::find;_stddev 0.110 ns 0.110 ns 10 +lstringa<20>::find;_cv 1.76 % 1.76 % 10 +lstringa<40>::find;_mean 6.32 ns 6.32 ns 10 +lstringa<40>::find;_median 6.31 ns 6.31 ns 10 +lstringa<40>::find;_stddev 0.124 ns 0.124 ns 10 +lstringa<40>::find;_cv 1.97 % 1.97 % 10 ------- Copy not literal Str with N symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string copy{str_with_len_N};/15_mean 4.93 ns 4.93 ns 10 -std::string copy{str_with_len_N};/15_median 4.93 ns 4.93 ns 10 -std::string copy{str_with_len_N};/15_stddev 0.150 ns 0.150 ns 10 -std::string copy{str_with_len_N};/15_cv 3.04 % 3.04 % 10 -std::string copy{str_with_len_N};/16_mean 24.2 ns 24.2 ns 10 -std::string copy{str_with_len_N};/16_median 22.9 ns 22.9 ns 10 -std::string copy{str_with_len_N};/16_stddev 3.11 ns 3.11 ns 10 -std::string copy{str_with_len_N};/16_cv 12.86 % 12.86 % 10 -std::string copy{str_with_len_N};/23_mean 24.9 ns 24.9 ns 10 -std::string copy{str_with_len_N};/23_median 23.7 ns 23.7 ns 10 -std::string copy{str_with_len_N};/23_stddev 2.94 ns 2.94 ns 10 -std::string copy{str_with_len_N};/23_cv 11.80 % 11.80 % 10 -std::string copy{str_with_len_N};/24_mean 22.6 ns 22.6 ns 10 -std::string copy{str_with_len_N};/24_median 22.4 ns 22.4 ns 10 -std::string copy{str_with_len_N};/24_stddev 0.936 ns 0.936 ns 10 -std::string copy{str_with_len_N};/24_cv 4.13 % 4.13 % 10 -std::string copy{str_with_len_N};/32_mean 22.7 ns 22.7 ns 10 -std::string copy{str_with_len_N};/32_median 22.2 ns 22.2 ns 10 -std::string copy{str_with_len_N};/32_stddev 1.57 ns 1.57 ns 10 -std::string copy{str_with_len_N};/32_cv 6.89 % 6.89 % 10 -std::string copy{str_with_len_N};/64_mean 22.7 ns 22.7 ns 10 -std::string copy{str_with_len_N};/64_median 22.3 ns 22.3 ns 10 -std::string copy{str_with_len_N};/64_stddev 0.983 ns 0.983 ns 10 -std::string copy{str_with_len_N};/64_cv 4.33 % 4.33 % 10 -std::string copy{str_with_len_N};/128_mean 23.9 ns 23.9 ns 10 -std::string copy{str_with_len_N};/128_median 23.7 ns 23.7 ns 10 -std::string copy{str_with_len_N};/128_stddev 0.703 ns 0.703 ns 10 -std::string copy{str_with_len_N};/128_cv 2.94 % 2.94 % 10 -std::string copy{str_with_len_N};/256_mean 23.9 ns 23.9 ns 10 -std::string copy{str_with_len_N};/256_median 23.9 ns 23.9 ns 10 -std::string copy{str_with_len_N};/256_stddev 0.548 ns 0.548 ns 10 -std::string copy{str_with_len_N};/256_cv 2.29 % 2.29 % 10 -std::string copy{str_with_len_N};/512_mean 28.4 ns 28.4 ns 10 -std::string copy{str_with_len_N};/512_median 28.3 ns 28.3 ns 10 -std::string copy{str_with_len_N};/512_stddev 0.814 ns 0.814 ns 10 -std::string copy{str_with_len_N};/512_cv 2.87 % 2.87 % 10 -std::string copy{str_with_len_N};/1024_mean 39.9 ns 39.9 ns 10 -std::string copy{str_with_len_N};/1024_median 40.2 ns 40.2 ns 10 -std::string copy{str_with_len_N};/1024_stddev 0.932 ns 0.932 ns 10 -std::string copy{str_with_len_N};/1024_cv 2.33 % 2.33 % 10 -std::string copy{str_with_len_N};/2048_mean 116 ns 116 ns 10 -std::string copy{str_with_len_N};/2048_median 115 ns 115 ns 10 -std::string copy{str_with_len_N};/2048_stddev 10.3 ns 10.3 ns 10 -std::string copy{str_with_len_N};/2048_cv 8.85 % 8.85 % 10 -std::string copy{str_with_len_N};/4096_mean 151 ns 151 ns 10 +std::string copy{str_with_len_N};/15_mean 4.85 ns 4.85 ns 10 +std::string copy{str_with_len_N};/15_median 4.81 ns 4.81 ns 10 +std::string copy{str_with_len_N};/15_stddev 0.104 ns 0.104 ns 10 +std::string copy{str_with_len_N};/15_cv 2.15 % 2.16 % 10 +std::string copy{str_with_len_N};/16_mean 22.2 ns 22.2 ns 10 +std::string copy{str_with_len_N};/16_median 22.2 ns 22.2 ns 10 +std::string copy{str_with_len_N};/16_stddev 0.305 ns 0.305 ns 10 +std::string copy{str_with_len_N};/16_cv 1.38 % 1.38 % 10 +std::string copy{str_with_len_N};/23_mean 22.2 ns 22.2 ns 10 +std::string copy{str_with_len_N};/23_median 22.3 ns 22.3 ns 10 +std::string copy{str_with_len_N};/23_stddev 0.484 ns 0.484 ns 10 +std::string copy{str_with_len_N};/23_cv 2.18 % 2.18 % 10 +std::string copy{str_with_len_N};/24_mean 24.0 ns 24.0 ns 10 +std::string copy{str_with_len_N};/24_median 23.6 ns 23.6 ns 10 +std::string copy{str_with_len_N};/24_stddev 1.77 ns 1.77 ns 10 +std::string copy{str_with_len_N};/24_cv 7.39 % 7.39 % 10 +std::string copy{str_with_len_N};/32_mean 23.4 ns 23.4 ns 10 +std::string copy{str_with_len_N};/32_median 22.5 ns 22.5 ns 10 +std::string copy{str_with_len_N};/32_stddev 1.94 ns 1.94 ns 10 +std::string copy{str_with_len_N};/32_cv 8.32 % 8.32 % 10 +std::string copy{str_with_len_N};/64_mean 22.0 ns 22.0 ns 10 +std::string copy{str_with_len_N};/64_median 21.9 ns 21.9 ns 10 +std::string copy{str_with_len_N};/64_stddev 0.465 ns 0.464 ns 10 +std::string copy{str_with_len_N};/64_cv 2.11 % 2.11 % 10 +std::string copy{str_with_len_N};/128_mean 23.5 ns 23.5 ns 10 +std::string copy{str_with_len_N};/128_median 23.4 ns 23.4 ns 10 +std::string copy{str_with_len_N};/128_stddev 0.398 ns 0.398 ns 10 +std::string copy{str_with_len_N};/128_cv 1.70 % 1.70 % 10 +std::string copy{str_with_len_N};/256_mean 28.6 ns 28.6 ns 10 +std::string copy{str_with_len_N};/256_median 28.5 ns 28.5 ns 10 +std::string copy{str_with_len_N};/256_stddev 1.01 ns 1.01 ns 10 +std::string copy{str_with_len_N};/256_cv 3.52 % 3.52 % 10 +std::string copy{str_with_len_N};/512_mean 28.7 ns 28.7 ns 10 +std::string copy{str_with_len_N};/512_median 27.9 ns 27.9 ns 10 +std::string copy{str_with_len_N};/512_stddev 2.24 ns 2.24 ns 10 +std::string copy{str_with_len_N};/512_cv 7.82 % 7.82 % 10 +std::string copy{str_with_len_N};/1024_mean 35.9 ns 35.9 ns 10 +std::string copy{str_with_len_N};/1024_median 35.4 ns 35.4 ns 10 +std::string copy{str_with_len_N};/1024_stddev 2.19 ns 2.19 ns 10 +std::string copy{str_with_len_N};/1024_cv 6.10 % 6.10 % 10 +std::string copy{str_with_len_N};/2048_mean 119 ns 119 ns 10 +std::string copy{str_with_len_N};/2048_median 119 ns 119 ns 10 +std::string copy{str_with_len_N};/2048_stddev 7.65 ns 7.65 ns 10 +std::string copy{str_with_len_N};/2048_cv 6.43 % 6.43 % 10 +std::string copy{str_with_len_N};/4096_mean 150 ns 150 ns 10 std::string copy{str_with_len_N};/4096_median 152 ns 152 ns 10 -std::string copy{str_with_len_N};/4096_stddev 13.7 ns 13.7 ns 10 -std::string copy{str_with_len_N};/4096_cv 9.06 % 9.06 % 10 -stringa copy{str_with_len_N};/15_mean 1.11 ns 1.11 ns 10 -stringa copy{str_with_len_N};/15_median 1.11 ns 1.11 ns 10 -stringa copy{str_with_len_N};/15_stddev 0.009 ns 0.009 ns 10 -stringa copy{str_with_len_N};/15_cv 0.78 % 0.78 % 10 +std::string copy{str_with_len_N};/4096_stddev 8.20 ns 8.20 ns 10 +std::string copy{str_with_len_N};/4096_cv 5.45 % 5.45 % 10 +stringa copy{str_with_len_N};/15_mean 1.10 ns 1.10 ns 10 +stringa copy{str_with_len_N};/15_median 1.10 ns 1.10 ns 10 +stringa copy{str_with_len_N};/15_stddev 0.012 ns 0.012 ns 10 +stringa copy{str_with_len_N};/15_cv 1.07 % 1.07 % 10 stringa copy{str_with_len_N};/16_mean 1.10 ns 1.10 ns 10 -stringa copy{str_with_len_N};/16_median 1.10 ns 1.10 ns 10 -stringa copy{str_with_len_N};/16_stddev 0.012 ns 0.012 ns 10 -stringa copy{str_with_len_N};/16_cv 1.05 % 1.05 % 10 -stringa copy{str_with_len_N};/23_mean 1.13 ns 1.13 ns 10 -stringa copy{str_with_len_N};/23_median 1.12 ns 1.12 ns 10 -stringa copy{str_with_len_N};/23_stddev 0.035 ns 0.035 ns 10 -stringa copy{str_with_len_N};/23_cv 3.12 % 3.12 % 10 -stringa copy{str_with_len_N};/24_mean 16.4 ns 16.4 ns 10 -stringa copy{str_with_len_N};/24_median 16.3 ns 16.3 ns 10 -stringa copy{str_with_len_N};/24_stddev 0.300 ns 0.300 ns 10 -stringa copy{str_with_len_N};/24_cv 1.83 % 1.83 % 10 -stringa copy{str_with_len_N};/32_mean 16.3 ns 16.3 ns 10 -stringa copy{str_with_len_N};/32_median 16.3 ns 16.3 ns 10 -stringa copy{str_with_len_N};/32_stddev 0.121 ns 0.121 ns 10 -stringa copy{str_with_len_N};/32_cv 0.74 % 0.74 % 10 +stringa copy{str_with_len_N};/16_median 1.09 ns 1.09 ns 10 +stringa copy{str_with_len_N};/16_stddev 0.019 ns 0.019 ns 10 +stringa copy{str_with_len_N};/16_cv 1.77 % 1.77 % 10 +stringa copy{str_with_len_N};/23_mean 1.16 ns 1.16 ns 10 +stringa copy{str_with_len_N};/23_median 1.15 ns 1.15 ns 10 +stringa copy{str_with_len_N};/23_stddev 0.056 ns 0.056 ns 10 +stringa copy{str_with_len_N};/23_cv 4.85 % 4.85 % 10 +stringa copy{str_with_len_N};/24_mean 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/24_median 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/24_stddev 0.056 ns 0.056 ns 10 +stringa copy{str_with_len_N};/24_cv 0.35 % 0.35 % 10 +stringa copy{str_with_len_N};/32_mean 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/32_median 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/32_stddev 0.059 ns 0.059 ns 10 +stringa copy{str_with_len_N};/32_cv 0.37 % 0.37 % 10 stringa copy{str_with_len_N};/64_mean 16.3 ns 16.3 ns 10 -stringa copy{str_with_len_N};/64_median 16.3 ns 16.3 ns 10 -stringa copy{str_with_len_N};/64_stddev 0.114 ns 0.114 ns 10 -stringa copy{str_with_len_N};/64_cv 0.70 % 0.70 % 10 -stringa copy{str_with_len_N};/128_mean 16.4 ns 16.4 ns 10 -stringa copy{str_with_len_N};/128_median 16.3 ns 16.3 ns 10 -stringa copy{str_with_len_N};/128_stddev 0.244 ns 0.244 ns 10 -stringa copy{str_with_len_N};/128_cv 1.49 % 1.49 % 10 -stringa copy{str_with_len_N};/256_mean 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/64_median 16.2 ns 16.2 ns 10 +stringa copy{str_with_len_N};/64_stddev 0.429 ns 0.429 ns 10 +stringa copy{str_with_len_N};/64_cv 2.64 % 2.64 % 10 +stringa copy{str_with_len_N};/128_mean 16.3 ns 16.3 ns 10 +stringa copy{str_with_len_N};/128_median 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/128_stddev 0.656 ns 0.656 ns 10 +stringa copy{str_with_len_N};/128_cv 4.02 % 4.02 % 10 +stringa copy{str_with_len_N};/256_mean 16.0 ns 16.0 ns 10 stringa copy{str_with_len_N};/256_median 16.0 ns 16.0 ns 10 -stringa copy{str_with_len_N};/256_stddev 0.254 ns 0.254 ns 10 -stringa copy{str_with_len_N};/256_cv 1.58 % 1.58 % 10 -stringa copy{str_with_len_N};/512_mean 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/256_stddev 0.084 ns 0.084 ns 10 +stringa copy{str_with_len_N};/256_cv 0.52 % 0.52 % 10 +stringa copy{str_with_len_N};/512_mean 16.0 ns 16.0 ns 10 stringa copy{str_with_len_N};/512_median 16.0 ns 16.0 ns 10 -stringa copy{str_with_len_N};/512_stddev 0.246 ns 0.246 ns 10 -stringa copy{str_with_len_N};/512_cv 1.53 % 1.53 % 10 -stringa copy{str_with_len_N};/1024_mean 16.1 ns 16.1 ns 10 -stringa copy{str_with_len_N};/1024_median 16.1 ns 16.1 ns 10 -stringa copy{str_with_len_N};/1024_stddev 0.173 ns 0.173 ns 10 -stringa copy{str_with_len_N};/1024_cv 1.08 % 1.08 % 10 +stringa copy{str_with_len_N};/512_stddev 0.114 ns 0.114 ns 10 +stringa copy{str_with_len_N};/512_cv 0.72 % 0.72 % 10 +stringa copy{str_with_len_N};/1024_mean 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/1024_median 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/1024_stddev 0.095 ns 0.095 ns 10 +stringa copy{str_with_len_N};/1024_cv 0.59 % 0.59 % 10 stringa copy{str_with_len_N};/2048_mean 16.1 ns 16.1 ns 10 stringa copy{str_with_len_N};/2048_median 16.0 ns 16.0 ns 10 -stringa copy{str_with_len_N};/2048_stddev 0.192 ns 0.192 ns 10 -stringa copy{str_with_len_N};/2048_cv 1.20 % 1.20 % 10 -stringa copy{str_with_len_N};/4096_mean 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/2048_stddev 0.318 ns 0.318 ns 10 +stringa copy{str_with_len_N};/2048_cv 1.98 % 1.98 % 10 +stringa copy{str_with_len_N};/4096_mean 16.2 ns 16.2 ns 10 stringa copy{str_with_len_N};/4096_median 16.0 ns 16.0 ns 10 -stringa copy{str_with_len_N};/4096_stddev 0.093 ns 0.093 ns 10 -stringa copy{str_with_len_N};/4096_cv 0.58 % 0.58 % 10 -lstringa<16> copy{str_with_len_N};/15_mean 4.63 ns 4.63 ns 10 -lstringa<16> copy{str_with_len_N};/15_median 4.64 ns 4.64 ns 10 -lstringa<16> copy{str_with_len_N};/15_stddev 0.199 ns 0.199 ns 10 -lstringa<16> copy{str_with_len_N};/15_cv 4.29 % 4.29 % 10 -lstringa<16> copy{str_with_len_N};/16_mean 4.59 ns 4.59 ns 10 -lstringa<16> copy{str_with_len_N};/16_median 4.49 ns 4.49 ns 10 -lstringa<16> copy{str_with_len_N};/16_stddev 0.244 ns 0.244 ns 10 -lstringa<16> copy{str_with_len_N};/16_cv 5.32 % 5.32 % 10 -lstringa<16> copy{str_with_len_N};/23_mean 4.55 ns 4.55 ns 10 -lstringa<16> copy{str_with_len_N};/23_median 4.47 ns 4.47 ns 10 -lstringa<16> copy{str_with_len_N};/23_stddev 0.224 ns 0.224 ns 10 -lstringa<16> copy{str_with_len_N};/23_cv 4.93 % 4.93 % 10 -lstringa<16> copy{str_with_len_N};/24_mean 24.6 ns 24.6 ns 10 -lstringa<16> copy{str_with_len_N};/24_median 23.9 ns 23.9 ns 10 -lstringa<16> copy{str_with_len_N};/24_stddev 2.10 ns 2.10 ns 10 -lstringa<16> copy{str_with_len_N};/24_cv 8.54 % 8.54 % 10 -lstringa<16> copy{str_with_len_N};/32_mean 23.6 ns 23.6 ns 10 -lstringa<16> copy{str_with_len_N};/32_median 23.5 ns 23.5 ns 10 -lstringa<16> copy{str_with_len_N};/32_stddev 0.705 ns 0.705 ns 10 -lstringa<16> copy{str_with_len_N};/32_cv 2.99 % 2.99 % 10 -lstringa<16> copy{str_with_len_N};/64_mean 25.6 ns 25.6 ns 10 -lstringa<16> copy{str_with_len_N};/64_median 25.4 ns 25.4 ns 10 -lstringa<16> copy{str_with_len_N};/64_stddev 1.05 ns 1.05 ns 10 -lstringa<16> copy{str_with_len_N};/64_cv 4.12 % 4.12 % 10 -lstringa<16> copy{str_with_len_N};/128_mean 26.3 ns 26.3 ns 10 -lstringa<16> copy{str_with_len_N};/128_median 25.5 ns 25.5 ns 10 -lstringa<16> copy{str_with_len_N};/128_stddev 2.37 ns 2.37 ns 10 -lstringa<16> copy{str_with_len_N};/128_cv 9.03 % 9.03 % 10 -lstringa<16> copy{str_with_len_N};/256_mean 27.0 ns 27.0 ns 10 -lstringa<16> copy{str_with_len_N};/256_median 26.8 ns 26.8 ns 10 -lstringa<16> copy{str_with_len_N};/256_stddev 1.20 ns 1.20 ns 10 -lstringa<16> copy{str_with_len_N};/256_cv 4.45 % 4.45 % 10 -lstringa<16> copy{str_with_len_N};/512_mean 28.9 ns 28.9 ns 10 -lstringa<16> copy{str_with_len_N};/512_median 28.9 ns 28.9 ns 10 -lstringa<16> copy{str_with_len_N};/512_stddev 0.584 ns 0.584 ns 10 -lstringa<16> copy{str_with_len_N};/512_cv 2.02 % 2.02 % 10 -lstringa<16> copy{str_with_len_N};/1024_mean 89.6 ns 89.6 ns 10 -lstringa<16> copy{str_with_len_N};/1024_median 89.6 ns 89.6 ns 10 -lstringa<16> copy{str_with_len_N};/1024_stddev 7.13 ns 7.13 ns 10 -lstringa<16> copy{str_with_len_N};/1024_cv 7.96 % 7.96 % 10 -lstringa<16> copy{str_with_len_N};/2048_mean 113 ns 113 ns 10 -lstringa<16> copy{str_with_len_N};/2048_median 114 ns 114 ns 10 -lstringa<16> copy{str_with_len_N};/2048_stddev 12.4 ns 12.4 ns 10 -lstringa<16> copy{str_with_len_N};/2048_cv 10.99 % 10.99 % 10 -lstringa<16> copy{str_with_len_N};/4096_mean 127 ns 127 ns 10 -lstringa<16> copy{str_with_len_N};/4096_median 127 ns 127 ns 10 -lstringa<16> copy{str_with_len_N};/4096_stddev 11.3 ns 11.3 ns 10 -lstringa<16> copy{str_with_len_N};/4096_cv 8.94 % 8.94 % 10 -lstringa<512> copy{str_with_len_N};/15_mean 5.16 ns 5.16 ns 10 -lstringa<512> copy{str_with_len_N};/15_median 5.04 ns 5.04 ns 10 -lstringa<512> copy{str_with_len_N};/15_stddev 0.353 ns 0.353 ns 10 -lstringa<512> copy{str_with_len_N};/15_cv 6.85 % 6.85 % 10 -lstringa<512> copy{str_with_len_N};/16_mean 4.84 ns 4.84 ns 10 -lstringa<512> copy{str_with_len_N};/16_median 4.83 ns 4.83 ns 10 -lstringa<512> copy{str_with_len_N};/16_stddev 0.119 ns 0.119 ns 10 -lstringa<512> copy{str_with_len_N};/16_cv 2.45 % 2.45 % 10 -lstringa<512> copy{str_with_len_N};/23_mean 4.95 ns 4.95 ns 10 -lstringa<512> copy{str_with_len_N};/23_median 4.95 ns 4.95 ns 10 -lstringa<512> copy{str_with_len_N};/23_stddev 0.141 ns 0.141 ns 10 -lstringa<512> copy{str_with_len_N};/23_cv 2.85 % 2.85 % 10 -lstringa<512> copy{str_with_len_N};/24_mean 4.87 ns 4.87 ns 10 -lstringa<512> copy{str_with_len_N};/24_median 4.77 ns 4.77 ns 10 -lstringa<512> copy{str_with_len_N};/24_stddev 0.250 ns 0.250 ns 10 -lstringa<512> copy{str_with_len_N};/24_cv 5.14 % 5.14 % 10 -lstringa<512> copy{str_with_len_N};/32_mean 4.49 ns 4.49 ns 10 -lstringa<512> copy{str_with_len_N};/32_median 4.53 ns 4.53 ns 10 -lstringa<512> copy{str_with_len_N};/32_stddev 0.097 ns 0.097 ns 10 -lstringa<512> copy{str_with_len_N};/32_cv 2.15 % 2.15 % 10 -lstringa<512> copy{str_with_len_N};/64_mean 6.10 ns 6.10 ns 10 -lstringa<512> copy{str_with_len_N};/64_median 6.06 ns 6.06 ns 10 -lstringa<512> copy{str_with_len_N};/64_stddev 0.225 ns 0.225 ns 10 -lstringa<512> copy{str_with_len_N};/64_cv 3.69 % 3.69 % 10 -lstringa<512> copy{str_with_len_N};/128_mean 6.43 ns 6.43 ns 10 -lstringa<512> copy{str_with_len_N};/128_median 6.27 ns 6.27 ns 10 -lstringa<512> copy{str_with_len_N};/128_stddev 0.396 ns 0.396 ns 10 -lstringa<512> copy{str_with_len_N};/128_cv 6.16 % 6.16 % 10 -lstringa<512> copy{str_with_len_N};/256_mean 7.93 ns 7.93 ns 10 -lstringa<512> copy{str_with_len_N};/256_median 7.88 ns 7.88 ns 10 -lstringa<512> copy{str_with_len_N};/256_stddev 0.359 ns 0.359 ns 10 -lstringa<512> copy{str_with_len_N};/256_cv 4.52 % 4.52 % 10 -lstringa<512> copy{str_with_len_N};/512_mean 19.9 ns 19.9 ns 10 -lstringa<512> copy{str_with_len_N};/512_median 19.9 ns 19.9 ns 10 -lstringa<512> copy{str_with_len_N};/512_stddev 0.194 ns 0.194 ns 10 -lstringa<512> copy{str_with_len_N};/512_cv 0.98 % 0.98 % 10 -lstringa<512> copy{str_with_len_N};/1024_mean 93.2 ns 93.2 ns 10 -lstringa<512> copy{str_with_len_N};/1024_median 95.4 ns 95.4 ns 10 -lstringa<512> copy{str_with_len_N};/1024_stddev 5.06 ns 5.06 ns 10 -lstringa<512> copy{str_with_len_N};/1024_cv 5.43 % 5.43 % 10 -lstringa<512> copy{str_with_len_N};/2048_mean 117 ns 117 ns 10 -lstringa<512> copy{str_with_len_N};/2048_median 114 ns 114 ns 10 -lstringa<512> copy{str_with_len_N};/2048_stddev 16.7 ns 16.7 ns 10 -lstringa<512> copy{str_with_len_N};/2048_cv 14.30 % 14.30 % 10 -lstringa<512> copy{str_with_len_N};/4096_mean 128 ns 128 ns 10 -lstringa<512> copy{str_with_len_N};/4096_median 127 ns 127 ns 10 -lstringa<512> copy{str_with_len_N};/4096_stddev 11.1 ns 11.1 ns 10 -lstringa<512> copy{str_with_len_N};/4096_cv 8.72 % 8.72 % 10 +stringa copy{str_with_len_N};/4096_stddev 0.389 ns 0.389 ns 10 +stringa copy{str_with_len_N};/4096_cv 2.41 % 2.41 % 10 +lstringa<16> copy{str_with_len_N};/15_mean 4.49 ns 4.49 ns 10 +lstringa<16> copy{str_with_len_N};/15_median 4.45 ns 4.45 ns 10 +lstringa<16> copy{str_with_len_N};/15_stddev 0.122 ns 0.122 ns 10 +lstringa<16> copy{str_with_len_N};/15_cv 2.71 % 2.71 % 10 +lstringa<16> copy{str_with_len_N};/16_mean 4.67 ns 4.67 ns 10 +lstringa<16> copy{str_with_len_N};/16_median 4.54 ns 4.54 ns 10 +lstringa<16> copy{str_with_len_N};/16_stddev 0.301 ns 0.301 ns 10 +lstringa<16> copy{str_with_len_N};/16_cv 6.45 % 6.45 % 10 +lstringa<16> copy{str_with_len_N};/23_mean 4.62 ns 4.62 ns 10 +lstringa<16> copy{str_with_len_N};/23_median 4.45 ns 4.45 ns 10 +lstringa<16> copy{str_with_len_N};/23_stddev 0.370 ns 0.370 ns 10 +lstringa<16> copy{str_with_len_N};/23_cv 8.01 % 8.01 % 10 +lstringa<16> copy{str_with_len_N};/24_mean 23.8 ns 23.8 ns 10 +lstringa<16> copy{str_with_len_N};/24_median 23.6 ns 23.6 ns 10 +lstringa<16> copy{str_with_len_N};/24_stddev 0.619 ns 0.619 ns 10 +lstringa<16> copy{str_with_len_N};/24_cv 2.61 % 2.61 % 10 +lstringa<16> copy{str_with_len_N};/32_mean 23.5 ns 23.5 ns 10 +lstringa<16> copy{str_with_len_N};/32_median 23.4 ns 23.4 ns 10 +lstringa<16> copy{str_with_len_N};/32_stddev 0.921 ns 0.921 ns 10 +lstringa<16> copy{str_with_len_N};/32_cv 3.92 % 3.92 % 10 +lstringa<16> copy{str_with_len_N};/64_mean 25.2 ns 25.2 ns 10 +lstringa<16> copy{str_with_len_N};/64_median 24.9 ns 24.9 ns 10 +lstringa<16> copy{str_with_len_N};/64_stddev 1.48 ns 1.48 ns 10 +lstringa<16> copy{str_with_len_N};/64_cv 5.85 % 5.85 % 10 +lstringa<16> copy{str_with_len_N};/128_mean 25.2 ns 25.2 ns 10 +lstringa<16> copy{str_with_len_N};/128_median 25.1 ns 25.1 ns 10 +lstringa<16> copy{str_with_len_N};/128_stddev 0.499 ns 0.499 ns 10 +lstringa<16> copy{str_with_len_N};/128_cv 1.98 % 1.98 % 10 +lstringa<16> copy{str_with_len_N};/256_mean 27.8 ns 27.8 ns 10 +lstringa<16> copy{str_with_len_N};/256_median 27.0 ns 27.0 ns 10 +lstringa<16> copy{str_with_len_N};/256_stddev 2.11 ns 2.11 ns 10 +lstringa<16> copy{str_with_len_N};/256_cv 7.59 % 7.59 % 10 +lstringa<16> copy{str_with_len_N};/512_mean 30.4 ns 30.4 ns 10 +lstringa<16> copy{str_with_len_N};/512_median 30.2 ns 30.2 ns 10 +lstringa<16> copy{str_with_len_N};/512_stddev 2.08 ns 2.08 ns 10 +lstringa<16> copy{str_with_len_N};/512_cv 6.86 % 6.86 % 10 +lstringa<16> copy{str_with_len_N};/1024_mean 95.7 ns 95.7 ns 10 +lstringa<16> copy{str_with_len_N};/1024_median 94.2 ns 94.2 ns 10 +lstringa<16> copy{str_with_len_N};/1024_stddev 9.99 ns 9.99 ns 10 +lstringa<16> copy{str_with_len_N};/1024_cv 10.44 % 10.44 % 10 +lstringa<16> copy{str_with_len_N};/2048_mean 122 ns 122 ns 10 +lstringa<16> copy{str_with_len_N};/2048_median 116 ns 116 ns 10 +lstringa<16> copy{str_with_len_N};/2048_stddev 15.7 ns 15.7 ns 10 +lstringa<16> copy{str_with_len_N};/2048_cv 12.89 % 12.89 % 10 +lstringa<16> copy{str_with_len_N};/4096_mean 128 ns 128 ns 10 +lstringa<16> copy{str_with_len_N};/4096_median 128 ns 128 ns 10 +lstringa<16> copy{str_with_len_N};/4096_stddev 9.83 ns 9.83 ns 10 +lstringa<16> copy{str_with_len_N};/4096_cv 7.70 % 7.70 % 10 +lstringa<512> copy{str_with_len_N};/15_mean 4.94 ns 4.94 ns 10 +lstringa<512> copy{str_with_len_N};/15_median 4.86 ns 4.86 ns 10 +lstringa<512> copy{str_with_len_N};/15_stddev 0.206 ns 0.206 ns 10 +lstringa<512> copy{str_with_len_N};/15_cv 4.18 % 4.18 % 10 +lstringa<512> copy{str_with_len_N};/16_mean 5.13 ns 5.13 ns 10 +lstringa<512> copy{str_with_len_N};/16_median 4.90 ns 4.90 ns 10 +lstringa<512> copy{str_with_len_N};/16_stddev 0.433 ns 0.433 ns 10 +lstringa<512> copy{str_with_len_N};/16_cv 8.44 % 8.44 % 10 +lstringa<512> copy{str_with_len_N};/23_mean 4.86 ns 4.86 ns 10 +lstringa<512> copy{str_with_len_N};/23_median 4.80 ns 4.80 ns 10 +lstringa<512> copy{str_with_len_N};/23_stddev 0.181 ns 0.181 ns 10 +lstringa<512> copy{str_with_len_N};/23_cv 3.72 % 3.72 % 10 +lstringa<512> copy{str_with_len_N};/24_mean 4.91 ns 4.91 ns 10 +lstringa<512> copy{str_with_len_N};/24_median 4.87 ns 4.87 ns 10 +lstringa<512> copy{str_with_len_N};/24_stddev 0.298 ns 0.298 ns 10 +lstringa<512> copy{str_with_len_N};/24_cv 6.07 % 6.07 % 10 +lstringa<512> copy{str_with_len_N};/32_mean 4.56 ns 4.56 ns 10 +lstringa<512> copy{str_with_len_N};/32_median 4.49 ns 4.49 ns 10 +lstringa<512> copy{str_with_len_N};/32_stddev 0.199 ns 0.199 ns 10 +lstringa<512> copy{str_with_len_N};/32_cv 4.37 % 4.37 % 10 +lstringa<512> copy{str_with_len_N};/64_mean 5.95 ns 5.95 ns 10 +lstringa<512> copy{str_with_len_N};/64_median 5.90 ns 5.90 ns 10 +lstringa<512> copy{str_with_len_N};/64_stddev 0.139 ns 0.139 ns 10 +lstringa<512> copy{str_with_len_N};/64_cv 2.33 % 2.33 % 10 +lstringa<512> copy{str_with_len_N};/128_mean 6.86 ns 6.86 ns 10 +lstringa<512> copy{str_with_len_N};/128_median 6.83 ns 6.83 ns 10 +lstringa<512> copy{str_with_len_N};/128_stddev 0.592 ns 0.592 ns 10 +lstringa<512> copy{str_with_len_N};/128_cv 8.63 % 8.63 % 10 +lstringa<512> copy{str_with_len_N};/256_mean 17.1 ns 17.1 ns 10 +lstringa<512> copy{str_with_len_N};/256_median 17.1 ns 17.1 ns 10 +lstringa<512> copy{str_with_len_N};/256_stddev 0.093 ns 0.093 ns 10 +lstringa<512> copy{str_with_len_N};/256_cv 0.54 % 0.54 % 10 +lstringa<512> copy{str_with_len_N};/512_mean 10.3 ns 10.3 ns 10 +lstringa<512> copy{str_with_len_N};/512_median 10.2 ns 10.2 ns 10 +lstringa<512> copy{str_with_len_N};/512_stddev 0.279 ns 0.279 ns 10 +lstringa<512> copy{str_with_len_N};/512_cv 2.70 % 2.70 % 10 +lstringa<512> copy{str_with_len_N};/1024_mean 95.0 ns 95.0 ns 10 +lstringa<512> copy{str_with_len_N};/1024_median 95.5 ns 95.5 ns 10 +lstringa<512> copy{str_with_len_N};/1024_stddev 9.93 ns 9.93 ns 10 +lstringa<512> copy{str_with_len_N};/1024_cv 10.45 % 10.45 % 10 +lstringa<512> copy{str_with_len_N};/2048_mean 113 ns 113 ns 10 +lstringa<512> copy{str_with_len_N};/2048_median 116 ns 116 ns 10 +lstringa<512> copy{str_with_len_N};/2048_stddev 10.8 ns 10.8 ns 10 +lstringa<512> copy{str_with_len_N};/2048_cv 9.59 % 9.59 % 10 +lstringa<512> copy{str_with_len_N};/4096_mean 126 ns 126 ns 10 +lstringa<512> copy{str_with_len_N};/4096_median 128 ns 128 ns 10 +lstringa<512> copy{str_with_len_N};/4096_stddev 8.21 ns 8.21 ns 10 +lstringa<512> copy{str_with_len_N};/4096_cv 6.53 % 6.53 % 10 ----- Convert to int '1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_mean 26.9 ns 26.9 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 27.0 ns 27.0 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 0.630 ns 0.630 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 2.34 % 2.34 % 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 26.7 ns 26.7 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 0.568 ns 0.568 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 2.11 % 2.11 % 10 std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_mean 14.8 ns 14.8 ns 10 std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 14.8 ns 14.8 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.297 ns 0.297 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 2.01 % 2.01 % 10 -stringa s = "123456789"; int res = s.to_int_mean 12.8 ns 12.8 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.299 ns 0.299 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 2.03 % 2.03 % 10 +stringa s = "123456789"; int res = s.to_int_mean 12.9 ns 12.9 ns 10 stringa s = "123456789"; int res = s.to_int_median 12.7 ns 12.7 ns 10 -stringa s = "123456789"; int res = s.to_int_stddev 0.325 ns 0.325 ns 10 -stringa s = "123456789"; int res = s.to_int_cv 2.53 % 2.53 % 10 -ssa s = "123456789"; int res = s.to_int_mean 12.3 ns 12.3 ns 10 -ssa s = "123456789"; int res = s.to_int_median 12.3 ns 12.3 ns 10 -ssa s = "123456789"; int res = s.to_int_stddev 0.299 ns 0.299 ns 10 -ssa s = "123456789"; int res = s.to_int_cv 2.43 % 2.43 % 10 -lstringa<20> s = "123456789"; int res = s.to_int_mean 13.3 ns 13.3 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_median 13.2 ns 13.2 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.720 ns 0.720 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_cv 5.39 % 5.39 % 10 +stringa s = "123456789"; int res = s.to_int_stddev 0.683 ns 0.683 ns 10 +stringa s = "123456789"; int res = s.to_int_cv 5.29 % 5.29 % 10 +ssa s = "123456789"; int res = s.to_int_mean 12.9 ns 12.9 ns 10 +ssa s = "123456789"; int res = s.to_int_median 12.8 ns 12.8 ns 10 +ssa s = "123456789"; int res = s.to_int_stddev 0.742 ns 0.742 ns 10 +ssa s = "123456789"; int res = s.to_int_cv 5.76 % 5.76 % 10 +lstringa<20> s = "123456789"; int res = s.to_int_mean 12.3 ns 12.3 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_median 12.2 ns 12.2 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.142 ns 0.142 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_cv 1.15 % 1.15 % 10 ----- Convert to unsigned 'abcDef' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 23.5 ns 23.5 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 23.4 ns 23.4 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 0.353 ns 0.353 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 1.50 % 1.50 % 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 9.74 ns 9.74 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 9.71 ns 9.71 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.221 ns 0.221 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 2.28 % 2.28 % 10 -stringa s = "abcDef"; int res = s.to_int_mean 12.7 ns 12.7 ns 10 -stringa s = "abcDef"; int res = s.to_int_median 12.5 ns 12.5 ns 10 -stringa s = "abcDef"; int res = s.to_int_stddev 0.427 ns 0.427 ns 10 -stringa s = "abcDef"; int res = s.to_int_cv 3.37 % 3.37 % 10 -ssa s = "abcDef"; int res = s.to_int_mean 12.5 ns 12.5 ns 10 -ssa s = "abcDef"; int res = s.to_int_median 12.5 ns 12.5 ns 10 -ssa s = "abcDef"; int res = s.to_int_stddev 0.354 ns 0.354 ns 10 -ssa s = "abcDef"; int res = s.to_int_cv 2.82 % 2.82 % 10 -lstringa<20> s = "abcDef"; int res = s.to_int_mean 12.4 ns 12.4 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_median 12.5 ns 12.5 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.187 ns 0.187 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_cv 1.51 % 1.51 % 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 23.3 ns 23.3 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 0.514 ns 0.514 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 2.19 % 2.19 % 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 9.63 ns 9.63 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 9.65 ns 9.65 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.105 ns 0.105 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 1.09 % 1.09 % 10 +stringa s = "abcDef"; int res = s.to_int_mean 12.6 ns 12.6 ns 10 +stringa s = "abcDef"; int res = s.to_int_median 12.6 ns 12.6 ns 10 +stringa s = "abcDef"; int res = s.to_int_stddev 0.271 ns 0.271 ns 10 +stringa s = "abcDef"; int res = s.to_int_cv 2.14 % 2.14 % 10 +ssa s = "abcDef"; int res = s.to_int_mean 12.6 ns 12.6 ns 10 +ssa s = "abcDef"; int res = s.to_int_median 12.4 ns 12.4 ns 10 +ssa s = "abcDef"; int res = s.to_int_stddev 0.395 ns 0.395 ns 10 +ssa s = "abcDef"; int res = s.to_int_cv 3.15 % 3.15 % 10 +lstringa<20> s = "abcDef"; int res = s.to_int_mean 12.5 ns 12.5 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_median 12.4 ns 12.4 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.234 ns 0.234 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_cv 1.88 % 1.88 % 10 ----- Convert to int ' 1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 28.1 ns 28.1 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 28.0 ns 28.0 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 0.554 ns 0.554 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 1.97 % 1.97 % 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 18.5 ns 18.5 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_median 18.6 ns 18.6 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.327 ns 0.327 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 1.77 % 1.77 % 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 15.7 ns 15.7 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 15.1 ns 15.1 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.976 ns 0.976 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 6.22 % 6.22 % 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 28.5 ns 28.5 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 28.3 ns 28.3 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 0.918 ns 0.918 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 3.23 % 3.23 % 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 19.6 ns 19.6 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_median 18.9 ns 18.9 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 1.59 ns 1.59 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 8.11 % 8.10 % 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 15.2 ns 15.2 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 15.2 ns 15.2 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.487 ns 0.487 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 3.20 % 3.20 % 10 ----- Convert to double '1234.567e10' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 67.6 ns 67.6 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 66.7 ns 66.7 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 4.27 ns 4.27 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 6.31 % 6.31 % 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 24.6 ns 24.6 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 24.4 ns 24.4 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 0.599 ns 0.599 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 2.44 % 2.44 % 10 -ssa s = "1234.567e10"; double res = *s.to_double()_mean 27.5 ns 27.5 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_median 27.6 ns 27.6 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_stddev 1.82 ns 1.82 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_cv 6.62 % 6.62 % 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 64.1 ns 64.1 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 64.5 ns 64.5 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 1.77 ns 1.77 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 2.76 % 2.76 % 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 24.4 ns 24.4 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 24.2 ns 24.2 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 0.619 ns 0.619 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 2.54 % 2.54 % 10 +ssa s = "1234.567e10"; double res = *s.to_double()_mean 26.1 ns 26.1 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_median 25.8 ns 25.8 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_stddev 0.875 ns 0.875 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_cv 3.35 % 3.35 % 10 -- Append const literal of 16 bytes 64 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << "abbaabbaabbaabba";_mean 1347 ns 1347 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_median 1328 ns 1328 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 60.7 ns 60.7 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_cv 4.51 % 4.51 % 10 -std::string str; ... str += "abbaabbaabbaabba";_mean 386 ns 386 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_median 385 ns 385 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_stddev 13.7 ns 13.7 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_cv 3.55 % 3.55 % 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 371 ns 371 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_median 365 ns 365 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 25.4 ns 25.4 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 6.86 % 6.86 % 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 278 ns 278 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_median 264 ns 264 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 47.1 ns 47.1 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 16.97 % 16.97 % 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 253 ns 253 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_median 255 ns 255 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 17.9 ns 17.9 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 7.09 % 7.09 % 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 155 ns 155 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 155 ns 155 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 2.30 ns 2.30 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 1.48 % 1.48 % 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_mean 1351 ns 1351 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_median 1339 ns 1339 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 40.9 ns 40.9 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_cv 3.03 % 3.03 % 10 +std::string str; ... str += "abbaabbaabbaabba";_mean 375 ns 375 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_median 382 ns 382 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_stddev 20.0 ns 20.0 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_cv 5.34 % 5.34 % 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 411 ns 411 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_median 408 ns 408 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 43.5 ns 43.5 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 10.59 % 10.59 % 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 253 ns 253 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_median 250 ns 250 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 12.7 ns 12.7 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 5.02 % 5.02 % 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 232 ns 232 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_median 228 ns 228 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 15.1 ns 15.1 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 6.50 % 6.50 % 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 147 ns 147 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 147 ns 147 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 2.10 ns 2.10 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 1.42 % 1.42 % 10 -- Append string of 16 bytes and const literal of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 1360 ns 1360 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 1344 ns 1344 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 55.3 ns 55.3 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 4.07 % 4.07 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 1256 ns 1256 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_median 1253 ns 1253 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 24.8 ns 24.8 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 1.98 % 1.98 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 458 ns 458 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 455 ns 455 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 22.7 ns 22.7 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 4.94 % 4.94 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 335 ns 335 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 331 ns 331 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 15.5 ns 15.5 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 4.64 % 4.64 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 333 ns 333 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 328 ns 328 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 12.8 ns 12.8 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 3.84 % 3.84 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 236 ns 236 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 236 ns 236 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 4.52 ns 4.52 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 1.91 % 1.91 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 1370 ns 1370 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 1338 ns 1338 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 89.0 ns 89.0 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 6.50 % 6.50 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 1263 ns 1263 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_median 1261 ns 1261 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 16.1 ns 16.1 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 1.28 % 1.28 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 474 ns 474 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 476 ns 476 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 18.4 ns 18.4 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 3.89 % 3.89 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 331 ns 331 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 324 ns 324 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 17.3 ns 17.3 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 5.23 % 5.23 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 318 ns 318 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 316 ns 316 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 16.2 ns 16.2 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 5.08 % 5.08 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 235 ns 235 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 234 ns 234 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 7.14 ns 7.14 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 3.04 % 3.04 % 10 -- Append string of 16 bytes and const literal of 16 bytes 2048 times, 65536 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 76814 ns 76814 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 75549 ns 75549 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 3306 ns 3306 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 4.30 % 4.30 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 81104 ns 81103 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 79575 ns 79575 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 8072 ns 8070 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 9.95 % 9.95 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 35576 ns 35576 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 35630 ns 35630 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 572 ns 572 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.61 % 1.61 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 18020 ns 18020 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 18018 ns 18019 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 259 ns 259 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.44 % 1.44 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 15532 ns 15533 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 15552 ns 15553 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 314 ns 315 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.02 % 2.02 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 16198 ns 16198 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 15939 ns 15939 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 968 ns 968 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 5.97 % 5.97 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 77708 ns 77708 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 75632 ns 75632 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 6322 ns 6322 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 8.14 % 8.14 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 72817 ns 72818 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 73025 ns 73025 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1332 ns 1332 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.83 % 1.83 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 18621 ns 18621 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 18304 ns 18304 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 932 ns 932 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 5.00 % 5.00 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 18047 ns 18047 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 17990 ns 17990 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 290 ns 290 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.61 % 1.61 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 15853 ns 15853 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 15657 ns 15657 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 450 ns 450 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.84 % 2.84 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 16648 ns 16648 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 16668 ns 16668 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 232 ns 232 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.39 % 1.39 % 10 -- Append 2 string of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var1 << str_var2;_mean 1362 ns 1362 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_median 1354 ns 1354 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_stddev 34.7 ns 34.7 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_cv 2.55 % 2.55 % 10 +std::stringstream str; ... str << str_var1 << str_var2;_mean 1377 ns 1377 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_median 1359 ns 1359 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_stddev 47.2 ns 47.2 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_cv 3.43 % 3.43 % 10 std::string str; ... str += str_var1 + str_var2;_mean 1379 ns 1379 ns 10 -std::string str; ... str += str_var1 + str_var2;_median 1366 ns 1366 ns 10 -std::string str; ... str += str_var1 + str_var2;_stddev 42.1 ns 42.1 ns 10 -std::string str; ... str += str_var1 + str_var2;_cv 3.05 % 3.05 % 10 -lstringa<16> str; ... str += str_var1 + str_var2;_mean 563 ns 563 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_median 545 ns 545 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_stddev 46.4 ns 46.4 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_cv 8.24 % 8.24 % 10 -lstringa<128> str; ... str += str_var1 + str_var2;_mean 483 ns 483 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_median 476 ns 476 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_stddev 48.3 ns 48.3 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_cv 9.98 % 9.98 % 10 -lstringa<512> str; ... str += str_var1 + str_var2;_mean 399 ns 399 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_median 395 ns 395 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_stddev 24.1 ns 24.1 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_cv 6.04 % 6.04 % 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_mean 293 ns 293 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_median 293 ns 293 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 2.72 ns 2.72 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_cv 0.93 % 0.93 % 10 +std::string str; ... str += str_var1 + str_var2;_median 1380 ns 1380 ns 10 +std::string str; ... str += str_var1 + str_var2;_stddev 24.7 ns 24.7 ns 10 +std::string str; ... str += str_var1 + str_var2;_cv 1.79 % 1.79 % 10 +lstringa<16> str; ... str += str_var1 + str_var2;_mean 525 ns 525 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_median 526 ns 526 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_stddev 19.4 ns 19.4 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_cv 3.70 % 3.70 % 10 +lstringa<128> str; ... str += str_var1 + str_var2;_mean 429 ns 429 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_median 424 ns 424 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_stddev 15.2 ns 15.2 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_cv 3.56 % 3.56 % 10 +lstringa<512> str; ... str += str_var1 + str_var2;_mean 398 ns 398 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_median 384 ns 384 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_stddev 28.4 ns 28.4 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_cv 7.12 % 7.12 % 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_mean 301 ns 301 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_median 292 ns 292 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 20.7 ns 20.7 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_cv 6.87 % 6.87 % 10 -- Append text, number, text --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; str << "test = " << k << " times";_mean 3010 ns 3010 ns 10 -std::stringstream str; str << "test = " << k << " times";_median 3024 ns 3024 ns 10 -std::stringstream str; str << "test = " << k << " times";_stddev 67.2 ns 67.2 ns 10 -std::stringstream str; str << "test = " << k << " times";_cv 2.23 % 2.23 % 10 -std::string str = "test = " + std::to_string(k) + " times";_mean 483 ns 483 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_median 482 ns 482 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_stddev 27.0 ns 27.0 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_cv 5.60 % 5.60 % 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 1367 ns 1367 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 1360 ns 1360 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 28.7 ns 28.7 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 2.10 % 2.10 % 10 -std::string str = std::format("test = {} times", k);_mean 1158 ns 1158 ns 10 -std::string str = std::format("test = {} times", k);_median 1147 ns 1147 ns 10 -std::string str = std::format("test = {} times", k);_stddev 42.3 ns 42.3 ns 10 -std::string str = std::format("test = {} times", k);_cv 3.65 % 3.65 % 10 -lstringa<8> str; str.format("test = {} times", k);_mean 1453 ns 1453 ns 10 -lstringa<8> str; str.format("test = {} times", k);_median 1434 ns 1434 ns 10 -lstringa<8> str; str.format("test = {} times", k);_stddev 96.4 ns 96.4 ns 10 -lstringa<8> str; str.format("test = {} times", k);_cv 6.63 % 6.63 % 10 -lstringa<32> str; str.format("test = {} times", k);_mean 977 ns 977 ns 10 -lstringa<32> str; str.format("test = {} times", k);_median 978 ns 978 ns 10 -lstringa<32> str; str.format("test = {} times", k);_stddev 22.0 ns 22.0 ns 10 -lstringa<32> str; str.format("test = {} times", k);_cv 2.25 % 2.25 % 10 -lstringa<8> str = "test = " + k + " times";_mean 298 ns 298 ns 10 +std::stringstream str; str << "test = " << k << " times";_mean 3091 ns 3091 ns 10 +std::stringstream str; str << "test = " << k << " times";_median 3040 ns 3040 ns 10 +std::stringstream str; str << "test = " << k << " times";_stddev 215 ns 215 ns 10 +std::stringstream str; str << "test = " << k << " times";_cv 6.97 % 6.97 % 10 +std::string str = "test = " + std::to_string(k) + " times";_mean 470 ns 470 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_median 469 ns 469 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_stddev 6.64 ns 6.64 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_cv 1.41 % 1.41 % 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 1391 ns 1391 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 1382 ns 1382 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 36.8 ns 36.8 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 2.65 % 2.65 % 10 +std::string str = std::format("test = {} times", k);_mean 1166 ns 1166 ns 10 +std::string str = std::format("test = {} times", k);_median 1168 ns 1168 ns 10 +std::string str = std::format("test = {} times", k);_stddev 28.8 ns 28.8 ns 10 +std::string str = std::format("test = {} times", k);_cv 2.47 % 2.47 % 10 +lstringa<8> str; str.format("test = {} times", k);_mean 1381 ns 1381 ns 10 +lstringa<8> str; str.format("test = {} times", k);_median 1368 ns 1368 ns 10 +lstringa<8> str; str.format("test = {} times", k);_stddev 28.1 ns 28.1 ns 10 +lstringa<8> str; str.format("test = {} times", k);_cv 2.04 % 2.04 % 10 +lstringa<32> str; str.format("test = {} times", k);_mean 1111 ns 1111 ns 10 +lstringa<32> str; str.format("test = {} times", k);_median 1100 ns 1100 ns 10 +lstringa<32> str; str.format("test = {} times", k);_stddev 74.5 ns 74.5 ns 10 +lstringa<32> str; str.format("test = {} times", k);_cv 6.71 % 6.71 % 10 +lstringa<8> str = "test = " + k + " times";_mean 288 ns 288 ns 10 lstringa<8> str = "test = " + k + " times";_median 291 ns 291 ns 10 -lstringa<8> str = "test = " + k + " times";_stddev 23.1 ns 23.1 ns 10 -lstringa<8> str = "test = " + k + " times";_cv 7.74 % 7.74 % 10 -lstringa<32> str = "test = " + k + " times";_mean 158 ns 158 ns 10 -lstringa<32> str = "test = " + k + " times";_median 155 ns 155 ns 10 -lstringa<32> str = "test = " + k + " times";_stddev 10.2 ns 10.2 ns 10 -lstringa<32> str = "test = " + k + " times";_cv 6.48 % 6.48 % 10 -stringa str = "test = " + k + " times";_mean 148 ns 148 ns 10 -stringa str = "test = " + k + " times";_median 147 ns 147 ns 10 -stringa str = "test = " + k + " times";_stddev 5.17 ns 5.17 ns 10 -stringa str = "test = " + k + " times";_cv 3.49 % 3.49 % 10 +lstringa<8> str = "test = " + k + " times";_stddev 8.19 ns 8.19 ns 10 +lstringa<8> str = "test = " + k + " times";_cv 2.84 % 2.84 % 10 +lstringa<32> str = "test = " + k + " times";_mean 155 ns 155 ns 10 +lstringa<32> str = "test = " + k + " times";_median 154 ns 154 ns 10 +lstringa<32> str = "test = " + k + " times";_stddev 3.45 ns 3.45 ns 10 +lstringa<32> str = "test = " + k + " times";_cv 2.23 % 2.23 % 10 +stringa str = "test = " + k + " times";_mean 146 ns 146 ns 10 +stringa str = "test = " + k + " times";_median 146 ns 146 ns 10 +stringa str = "test = " + k + " times";_stddev 3.24 ns 3.24 ns 10 +stringa str = "test = " + k + " times";_cv 2.23 % 2.23 % 10 -- Split text and convert to int --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find + substr + std::strtol_mean 290 ns 290 ns 10 -std::string::find + substr + std::strtol_median 290 ns 290 ns 10 -std::string::find + substr + std::strtol_stddev 26.4 ns 26.4 ns 10 -std::string::find + substr + std::strtol_cv 9.11 % 9.11 % 10 -ssa::splitter + ssa::as_int_mean 156 ns 156 ns 10 -ssa::splitter + ssa::as_int_median 155 ns 155 ns 10 -ssa::splitter + ssa::as_int_stddev 5.63 ns 5.63 ns 10 -ssa::splitter + ssa::as_int_cv 3.62 % 3.62 % 10 -ssa::splitf + functor_mean 209 ns 209 ns 10 +std::string::find + substr + std::strtol_mean 271 ns 271 ns 10 +std::string::find + substr + std::strtol_median 268 ns 268 ns 10 +std::string::find + substr + std::strtol_stddev 13.3 ns 13.3 ns 10 +std::string::find + substr + std::strtol_cv 4.90 % 4.90 % 10 +ssa::splitter + ssa::as_int_mean 162 ns 162 ns 10 +ssa::splitter + ssa::as_int_median 161 ns 161 ns 10 +ssa::splitter + ssa::as_int_stddev 8.03 ns 8.03 ns 10 +ssa::splitter + ssa::as_int_cv 4.96 % 4.96 % 10 +ssa::splitf + functor_mean 212 ns 212 ns 10 ssa::splitf + functor_median 207 ns 207 ns 10 -ssa::splitf + functor_stddev 8.09 ns 8.09 ns 10 -ssa::splitf + functor_cv 3.87 % 3.87 % 10 +ssa::splitf + functor_stddev 13.9 ns 13.9 ns 10 +ssa::splitf + functor_cv 6.55 % 6.55 % 10 -- Replace symbols in text ~400 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Naive (and wrong) replace symbols with std::string find + replace_mean 887 ns 887 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_median 860 ns 860 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_stddev 72.5 ns 72.5 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_cv 8.17 % 8.17 % 10 -replace symbols with std::string find_first_of + replace_mean 2460 ns 2460 ns 10 -replace symbols with std::string find_first_of + replace_median 2456 ns 2456 ns 10 -replace symbols with std::string find_first_of + replace_stddev 85.3 ns 85.3 ns 10 -replace symbols with std::string find_first_of + replace_cv 3.47 % 3.47 % 10 -replace symbols with std::string_view find_first_of + copy_mean 1150 ns 1150 ns 10 -replace symbols with std::string_view find_first_of + copy_median 1156 ns 1156 ns 10 -replace symbols with std::string_view find_first_of + copy_stddev 20.0 ns 20.0 ns 10 -replace symbols with std::string_view find_first_of + copy_cv 1.74 % 1.74 % 10 -replace runtime symbols with string expressions and without remembering all search results_mean 1280 ns 1280 ns 10 -replace runtime symbols with string expressions and without remembering all search results_median 1273 ns 1273 ns 10 -replace runtime symbols with string expressions and without remembering all search results_stddev 29.7 ns 29.7 ns 10 -replace runtime symbols with string expressions and without remembering all search results_cv 2.32 % 2.32 % 10 -replace runtime symbols with simstr and memorization of all search results_mean 1080 ns 1080 ns 10 -replace runtime symbols with simstr and memorization of all search results_median 1073 ns 1073 ns 10 -replace runtime symbols with simstr and memorization of all search results_stddev 24.7 ns 24.7 ns 10 -replace runtime symbols with simstr and memorization of all search results_cv 2.28 % 2.28 % 10 -replace const symbols with string expressions and without remembering all search results_mean 1033 ns 1033 ns 10 -replace const symbols with string expressions and without remembering all search results_median 1030 ns 1030 ns 10 -replace const symbols with string expressions and without remembering all search results_stddev 21.3 ns 21.3 ns 10 -replace const symbols with string expressions and without remembering all search results_cv 2.06 % 2.06 % 10 -replace const symbols with string expressions and memorization of all search results_mean 891 ns 891 ns 10 -replace const symbols with string expressions and memorization of all search results_median 889 ns 889 ns 10 -replace const symbols with string expressions and memorization of all search results_stddev 15.9 ns 15.9 ns 10 -replace const symbols with string expressions and memorization of all search results_cv 1.79 % 1.79 % 10 +Naive (and wrong) replace symbols with std::string find + replace_mean 882 ns 882 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_median 867 ns 867 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_stddev 54.5 ns 54.5 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_cv 6.18 % 6.18 % 10 +replace symbols with std::string find_first_of + replace_mean 2453 ns 2453 ns 10 +replace symbols with std::string find_first_of + replace_median 2406 ns 2406 ns 10 +replace symbols with std::string find_first_of + replace_stddev 108 ns 108 ns 10 +replace symbols with std::string find_first_of + replace_cv 4.42 % 4.42 % 10 +replace symbols with std::string_view find_first_of + copy_mean 1112 ns 1112 ns 10 +replace symbols with std::string_view find_first_of + copy_median 1108 ns 1108 ns 10 +replace symbols with std::string_view find_first_of + copy_stddev 34.9 ns 34.9 ns 10 +replace symbols with std::string_view find_first_of + copy_cv 3.14 % 3.14 % 10 +replace runtime symbols with string expressions and without remembering all search results_mean 1268 ns 1268 ns 10 +replace runtime symbols with string expressions and without remembering all search results_median 1267 ns 1267 ns 10 +replace runtime symbols with string expressions and without remembering all search results_stddev 28.8 ns 28.8 ns 10 +replace runtime symbols with string expressions and without remembering all search results_cv 2.27 % 2.27 % 10 +replace runtime symbols with simstr and memorization of all search results_mean 1058 ns 1058 ns 10 +replace runtime symbols with simstr and memorization of all search results_median 1055 ns 1055 ns 10 +replace runtime symbols with simstr and memorization of all search results_stddev 20.8 ns 20.8 ns 10 +replace runtime symbols with simstr and memorization of all search results_cv 1.97 % 1.97 % 10 +replace const symbols with string expressions and without remembering all search results_mean 1016 ns 1016 ns 10 +replace const symbols with string expressions and without remembering all search results_median 1016 ns 1016 ns 10 +replace const symbols with string expressions and without remembering all search results_stddev 17.7 ns 17.7 ns 10 +replace const symbols with string expressions and without remembering all search results_cv 1.74 % 1.74 % 10 +replace const symbols with string expressions and memorization of all search results_mean 906 ns 906 ns 10 +replace const symbols with string expressions and memorization of all search results_median 891 ns 891 ns 10 +replace const symbols with string expressions and memorization of all search results_stddev 40.5 ns 40.5 ns 10 +replace const symbols with string expressions and memorization of all search results_cv 4.47 % 4.47 % 10 -- Replace symbols in text ~40 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Short Naive (and wrong) replace symbols with std::string find + replace_mean 157 ns 157 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_median 156 ns 156 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_stddev 5.03 ns 5.03 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_cv 3.20 % 3.20 % 10 -Short replace symbols with std::string find_first_of + replace_mean 320 ns 320 ns 10 -Short replace symbols with std::string find_first_of + replace_median 313 ns 313 ns 10 -Short replace symbols with std::string find_first_of + replace_stddev 21.9 ns 21.9 ns 10 -Short replace symbols with std::string find_first_of + replace_cv 6.83 % 6.83 % 10 +Short Naive (and wrong) replace symbols with std::string find + replace_mean 165 ns 165 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_median 165 ns 165 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_stddev 3.15 ns 3.15 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_cv 1.91 % 1.91 % 10 +Short replace symbols with std::string find_first_of + replace_mean 317 ns 317 ns 10 +Short replace symbols with std::string find_first_of + replace_median 317 ns 317 ns 10 +Short replace symbols with std::string find_first_of + replace_stddev 7.44 ns 7.44 ns 10 +Short replace symbols with std::string find_first_of + replace_cv 2.35 % 2.35 % 10 Short replace symbols with std::string_view find_first_of + copy_mean 164 ns 164 ns 10 Short replace symbols with std::string_view find_first_of + copy_median 163 ns 163 ns 10 -Short replace symbols with std::string_view find_first_of + copy_stddev 5.06 ns 5.06 ns 10 -Short replace symbols with std::string_view find_first_of + copy_cv 3.09 % 3.09 % 10 -Short replace runtime symbols with string expressions and without remembering all search results_mean 179 ns 179 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_median 179 ns 179 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_stddev 6.71 ns 6.71 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_cv 3.76 % 3.76 % 10 -Short replace runtime symbols with simstr and memorization of all search results_mean 188 ns 188 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_median 189 ns 189 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_stddev 3.04 ns 3.05 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_cv 1.62 % 1.62 % 10 -Short replace const symbols with string expressions and without remembering all search results_mean 139 ns 139 ns 10 -Short replace const symbols with string expressions and without remembering all search results_median 136 ns 136 ns 10 -Short replace const symbols with string expressions and without remembering all search results_stddev 4.96 ns 4.96 ns 10 -Short replace const symbols with string expressions and without remembering all search results_cv 3.57 % 3.57 % 10 -Short replace const symbols with string expressions and memorization of all search results_mean 143 ns 143 ns 10 -Short replace const symbols with string expressions and memorization of all search results_median 142 ns 142 ns 10 -Short replace const symbols with string expressions and memorization of all search results_stddev 5.23 ns 5.23 ns 10 -Short replace const symbols with string expressions and memorization of all search results_cv 3.66 % 3.66 % 10 +Short replace symbols with std::string_view find_first_of + copy_stddev 2.79 ns 2.79 ns 10 +Short replace symbols with std::string_view find_first_of + copy_cv 1.70 % 1.70 % 10 +Short replace runtime symbols with string expressions and without remembering all search results_mean 174 ns 174 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_median 171 ns 171 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_stddev 7.29 ns 7.29 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_cv 4.20 % 4.20 % 10 +Short replace runtime symbols with simstr and memorization of all search results_mean 183 ns 183 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_median 182 ns 182 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_stddev 2.57 ns 2.57 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_cv 1.41 % 1.41 % 10 +Short replace const symbols with string expressions and without remembering all search results_mean 134 ns 134 ns 10 +Short replace const symbols with string expressions and without remembering all search results_median 132 ns 132 ns 10 +Short replace const symbols with string expressions and without remembering all search results_stddev 5.80 ns 5.80 ns 10 +Short replace const symbols with string expressions and without remembering all search results_cv 4.33 % 4.33 % 10 +Short replace const symbols with string expressions and memorization of all search results_mean 150 ns 150 ns 10 +Short replace const symbols with string expressions and memorization of all search results_median 150 ns 150 ns 10 +Short replace const symbols with string expressions and memorization of all search results_stddev 3.30 ns 3.30 ns 10 +Short replace const symbols with string expressions and memorization of all search results_cv 2.20 % 2.20 % 10 ----- Replace All Str To Longer Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to ---- in std::string|64_mean 166 ns 166 ns 10 -replace bb to ---- in std::string|64_median 159 ns 159 ns 10 -replace bb to ---- in std::string|64_stddev 13.1 ns 13.1 ns 10 -replace bb to ---- in std::string|64_cv 7.93 % 7.93 % 10 -replace bb to ---- in std::string|256_mean 527 ns 527 ns 10 -replace bb to ---- in std::string|256_median 530 ns 530 ns 10 -replace bb to ---- in std::string|256_stddev 12.9 ns 12.9 ns 10 -replace bb to ---- in std::string|256_cv 2.45 % 2.45 % 10 -replace bb to ---- in std::string|512_mean 1047 ns 1047 ns 10 -replace bb to ---- in std::string|512_median 1023 ns 1023 ns 10 -replace bb to ---- in std::string|512_stddev 74.9 ns 74.9 ns 10 -replace bb to ---- in std::string|512_cv 7.16 % 7.16 % 10 -replace bb to ---- in std::string|1024_mean 2576 ns 2576 ns 10 -replace bb to ---- in std::string|1024_median 2672 ns 2672 ns 10 -replace bb to ---- in std::string|1024_stddev 247 ns 247 ns 10 -replace bb to ---- in std::string|1024_cv 9.59 % 9.58 % 10 -replace bb to ---- in std::string|2048_mean 6341 ns 6341 ns 10 -replace bb to ---- in std::string|2048_median 6587 ns 6587 ns 10 -replace bb to ---- in std::string|2048_stddev 488 ns 488 ns 10 -replace bb to ---- in std::string|2048_cv 7.70 % 7.70 % 10 -replace bb to ---- in lstringa<8>|64_mean 146 ns 146 ns 10 -replace bb to ---- in lstringa<8>|64_median 148 ns 148 ns 10 -replace bb to ---- in lstringa<8>|64_stddev 12.6 ns 12.6 ns 10 -replace bb to ---- in lstringa<8>|64_cv 8.58 % 8.58 % 10 -replace bb to ---- in lstringa<8>|256_mean 455 ns 455 ns 10 -replace bb to ---- in lstringa<8>|256_median 437 ns 437 ns 10 -replace bb to ---- in lstringa<8>|256_stddev 41.9 ns 41.9 ns 10 -replace bb to ---- in lstringa<8>|256_cv 9.20 % 9.20 % 10 -replace bb to ---- in lstringa<8>|512_mean 815 ns 815 ns 10 -replace bb to ---- in lstringa<8>|512_median 809 ns 809 ns 10 -replace bb to ---- in lstringa<8>|512_stddev 18.6 ns 18.6 ns 10 -replace bb to ---- in lstringa<8>|512_cv 2.28 % 2.28 % 10 -replace bb to ---- in lstringa<8>|1024_mean 1685 ns 1685 ns 10 -replace bb to ---- in lstringa<8>|1024_median 1668 ns 1668 ns 10 -replace bb to ---- in lstringa<8>|1024_stddev 41.1 ns 41.1 ns 10 -replace bb to ---- in lstringa<8>|1024_cv 2.44 % 2.44 % 10 -replace bb to ---- in lstringa<8>|2048_mean 3174 ns 3174 ns 10 -replace bb to ---- in lstringa<8>|2048_median 3159 ns 3159 ns 10 -replace bb to ---- in lstringa<8>|2048_stddev 100 ns 100 ns 10 -replace bb to ---- in lstringa<8>|2048_cv 3.16 % 3.16 % 10 -replace bb to ---- by init stringa|64_mean 98.9 ns 98.9 ns 10 -replace bb to ---- by init stringa|64_median 97.3 ns 97.3 ns 10 -replace bb to ---- by init stringa|64_stddev 4.28 ns 4.28 ns 10 -replace bb to ---- by init stringa|64_cv 4.32 % 4.32 % 10 -replace bb to ---- by init stringa|256_mean 304 ns 304 ns 10 -replace bb to ---- by init stringa|256_median 304 ns 304 ns 10 -replace bb to ---- by init stringa|256_stddev 4.68 ns 4.68 ns 10 -replace bb to ---- by init stringa|256_cv 1.54 % 1.54 % 10 -replace bb to ---- by init stringa|512_mean 710 ns 710 ns 10 -replace bb to ---- by init stringa|512_median 704 ns 704 ns 10 -replace bb to ---- by init stringa|512_stddev 30.4 ns 30.4 ns 10 -replace bb to ---- by init stringa|512_cv 4.28 % 4.28 % 10 +replace bb to ---- in std::string|64_mean 164 ns 164 ns 10 +replace bb to ---- in std::string|64_median 163 ns 163 ns 10 +replace bb to ---- in std::string|64_stddev 5.76 ns 5.76 ns 10 +replace bb to ---- in std::string|64_cv 3.52 % 3.52 % 10 +replace bb to ---- in std::string|256_mean 542 ns 542 ns 10 +replace bb to ---- in std::string|256_median 536 ns 536 ns 10 +replace bb to ---- in std::string|256_stddev 20.6 ns 20.6 ns 10 +replace bb to ---- in std::string|256_cv 3.80 % 3.80 % 10 +replace bb to ---- in std::string|512_mean 1016 ns 1016 ns 10 +replace bb to ---- in std::string|512_median 1017 ns 1017 ns 10 +replace bb to ---- in std::string|512_stddev 17.3 ns 17.3 ns 10 +replace bb to ---- in std::string|512_cv 1.70 % 1.70 % 10 +replace bb to ---- in std::string|1024_mean 2221 ns 2221 ns 10 +replace bb to ---- in std::string|1024_median 2213 ns 2213 ns 10 +replace bb to ---- in std::string|1024_stddev 56.0 ns 56.0 ns 10 +replace bb to ---- in std::string|1024_cv 2.52 % 2.52 % 10 +replace bb to ---- in std::string|2048_mean 6213 ns 6213 ns 10 +replace bb to ---- in std::string|2048_median 6322 ns 6322 ns 10 +replace bb to ---- in std::string|2048_stddev 498 ns 498 ns 10 +replace bb to ---- in std::string|2048_cv 8.02 % 8.02 % 10 +replace bb to ---- in lstringa<8>|64_mean 140 ns 140 ns 10 +replace bb to ---- in lstringa<8>|64_median 133 ns 133 ns 10 +replace bb to ---- in lstringa<8>|64_stddev 22.3 ns 22.3 ns 10 +replace bb to ---- in lstringa<8>|64_cv 15.91 % 15.91 % 10 +replace bb to ---- in lstringa<8>|256_mean 429 ns 429 ns 10 +replace bb to ---- in lstringa<8>|256_median 431 ns 431 ns 10 +replace bb to ---- in lstringa<8>|256_stddev 8.26 ns 8.26 ns 10 +replace bb to ---- in lstringa<8>|256_cv 1.92 % 1.92 % 10 +replace bb to ---- in lstringa<8>|512_mean 811 ns 811 ns 10 +replace bb to ---- in lstringa<8>|512_median 811 ns 811 ns 10 +replace bb to ---- in lstringa<8>|512_stddev 14.4 ns 14.4 ns 10 +replace bb to ---- in lstringa<8>|512_cv 1.77 % 1.77 % 10 +replace bb to ---- in lstringa<8>|1024_mean 1718 ns 1718 ns 10 +replace bb to ---- in lstringa<8>|1024_median 1692 ns 1692 ns 10 +replace bb to ---- in lstringa<8>|1024_stddev 57.5 ns 57.5 ns 10 +replace bb to ---- in lstringa<8>|1024_cv 3.35 % 3.35 % 10 +replace bb to ---- in lstringa<8>|2048_mean 3151 ns 3151 ns 10 +replace bb to ---- in lstringa<8>|2048_median 3145 ns 3145 ns 10 +replace bb to ---- in lstringa<8>|2048_stddev 73.6 ns 73.6 ns 10 +replace bb to ---- in lstringa<8>|2048_cv 2.34 % 2.34 % 10 +replace bb to ---- by init stringa|64_mean 95.8 ns 95.8 ns 10 +replace bb to ---- by init stringa|64_median 96.2 ns 96.2 ns 10 +replace bb to ---- by init stringa|64_stddev 3.25 ns 3.25 ns 10 +replace bb to ---- by init stringa|64_cv 3.39 % 3.39 % 10 +replace bb to ---- by init stringa|256_mean 303 ns 303 ns 10 +replace bb to ---- by init stringa|256_median 299 ns 299 ns 10 +replace bb to ---- by init stringa|256_stddev 12.9 ns 12.9 ns 10 +replace bb to ---- by init stringa|256_cv 4.24 % 4.24 % 10 +replace bb to ---- by init stringa|512_mean 731 ns 731 ns 10 +replace bb to ---- by init stringa|512_median 710 ns 710 ns 10 +replace bb to ---- by init stringa|512_stddev 52.1 ns 52.1 ns 10 +replace bb to ---- by init stringa|512_cv 7.12 % 7.12 % 10 replace bb to ---- by init stringa|1024_mean 1576 ns 1576 ns 10 -replace bb to ---- by init stringa|1024_median 1576 ns 1576 ns 10 -replace bb to ---- by init stringa|1024_stddev 74.6 ns 74.6 ns 10 -replace bb to ---- by init stringa|1024_cv 4.74 % 4.74 % 10 -replace bb to ---- by init stringa|2048_mean 3212 ns 3213 ns 10 -replace bb to ---- by init stringa|2048_median 3060 ns 3060 ns 10 -replace bb to ---- by init stringa|2048_stddev 338 ns 338 ns 10 -replace bb to ---- by init stringa|2048_cv 10.52 % 10.52 % 10 +replace bb to ---- by init stringa|1024_median 1567 ns 1567 ns 10 +replace bb to ---- by init stringa|1024_stddev 72.3 ns 72.3 ns 10 +replace bb to ---- by init stringa|1024_cv 4.59 % 4.59 % 10 +replace bb to ---- by init stringa|2048_mean 3037 ns 3037 ns 10 +replace bb to ---- by init stringa|2048_median 3040 ns 3040 ns 10 +replace bb to ---- by init stringa|2048_stddev 36.2 ns 36.2 ns 10 +replace bb to ---- by init stringa|2048_cv 1.19 % 1.19 % 10 ----- Replace All Str To Same Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to -- in std::string|64_mean 128 ns 128 ns 10 -replace bb to -- in std::string|64_median 123 ns 123 ns 10 -replace bb to -- in std::string|64_stddev 8.08 ns 8.08 ns 10 -replace bb to -- in std::string|64_cv 6.32 % 6.32 % 10 -replace bb to -- in std::string|256_mean 402 ns 402 ns 10 -replace bb to -- in std::string|256_median 397 ns 397 ns 10 -replace bb to -- in std::string|256_stddev 16.1 ns 16.1 ns 10 -replace bb to -- in std::string|256_cv 4.01 % 4.01 % 10 -replace bb to -- in std::string|512_mean 767 ns 767 ns 10 -replace bb to -- in std::string|512_median 758 ns 758 ns 10 -replace bb to -- in std::string|512_stddev 32.5 ns 32.5 ns 10 -replace bb to -- in std::string|512_cv 4.23 % 4.23 % 10 -replace bb to -- in std::string|1024_mean 1542 ns 1542 ns 10 -replace bb to -- in std::string|1024_median 1542 ns 1542 ns 10 -replace bb to -- in std::string|1024_stddev 37.8 ns 37.8 ns 10 -replace bb to -- in std::string|1024_cv 2.45 % 2.45 % 10 -replace bb to -- in std::string|2048_mean 2990 ns 2990 ns 10 -replace bb to -- in std::string|2048_median 2948 ns 2948 ns 10 +replace bb to -- in std::string|64_mean 117 ns 117 ns 10 +replace bb to -- in std::string|64_median 118 ns 118 ns 10 +replace bb to -- in std::string|64_stddev 2.07 ns 2.07 ns 10 +replace bb to -- in std::string|64_cv 1.76 % 1.76 % 10 +replace bb to -- in std::string|256_mean 397 ns 397 ns 10 +replace bb to -- in std::string|256_median 394 ns 394 ns 10 +replace bb to -- in std::string|256_stddev 11.8 ns 11.8 ns 10 +replace bb to -- in std::string|256_cv 2.97 % 2.97 % 10 +replace bb to -- in std::string|512_mean 765 ns 765 ns 10 +replace bb to -- in std::string|512_median 749 ns 749 ns 10 +replace bb to -- in std::string|512_stddev 42.8 ns 42.8 ns 10 +replace bb to -- in std::string|512_cv 5.60 % 5.60 % 10 +replace bb to -- in std::string|1024_mean 1439 ns 1439 ns 10 +replace bb to -- in std::string|1024_median 1431 ns 1431 ns 10 +replace bb to -- in std::string|1024_stddev 25.0 ns 25.0 ns 10 +replace bb to -- in std::string|1024_cv 1.74 % 1.74 % 10 +replace bb to -- in std::string|2048_mean 2951 ns 2951 ns 10 +replace bb to -- in std::string|2048_median 2922 ns 2922 ns 10 replace bb to -- in std::string|2048_stddev 128 ns 128 ns 10 -replace bb to -- in std::string|2048_cv 4.27 % 4.27 % 10 -replace bb to -- in lstringa<8>|64_mean 97.3 ns 97.3 ns 10 -replace bb to -- in lstringa<8>|64_median 96.9 ns 96.9 ns 10 -replace bb to -- in lstringa<8>|64_stddev 3.28 ns 3.28 ns 10 -replace bb to -- in lstringa<8>|64_cv 3.37 % 3.37 % 10 -replace bb to -- in lstringa<8>|256_mean 298 ns 298 ns 10 -replace bb to -- in lstringa<8>|256_median 298 ns 298 ns 10 -replace bb to -- in lstringa<8>|256_stddev 4.90 ns 4.90 ns 10 -replace bb to -- in lstringa<8>|256_cv 1.64 % 1.64 % 10 -replace bb to -- in lstringa<8>|512_mean 610 ns 610 ns 10 -replace bb to -- in lstringa<8>|512_median 613 ns 613 ns 10 -replace bb to -- in lstringa<8>|512_stddev 45.5 ns 45.5 ns 10 -replace bb to -- in lstringa<8>|512_cv 7.45 % 7.45 % 10 -replace bb to -- in lstringa<8>|1024_mean 1081 ns 1081 ns 10 -replace bb to -- in lstringa<8>|1024_median 1077 ns 1077 ns 10 -replace bb to -- in lstringa<8>|1024_stddev 28.0 ns 28.0 ns 10 -replace bb to -- in lstringa<8>|1024_cv 2.59 % 2.59 % 10 -replace bb to -- in lstringa<8>|2048_mean 2082 ns 2082 ns 10 -replace bb to -- in lstringa<8>|2048_median 2052 ns 2052 ns 10 -replace bb to -- in lstringa<8>|2048_stddev 72.9 ns 72.9 ns 10 -replace bb to -- in lstringa<8>|2048_cv 3.50 % 3.50 % 10 -replace bb to -- by init stringa|64_mean 82.2 ns 82.2 ns 10 -replace bb to -- by init stringa|64_median 81.8 ns 81.8 ns 10 -replace bb to -- by init stringa|64_stddev 1.57 ns 1.57 ns 10 -replace bb to -- by init stringa|64_cv 1.91 % 1.91 % 10 -replace bb to -- by init stringa|256_mean 260 ns 260 ns 10 -replace bb to -- by init stringa|256_median 257 ns 257 ns 10 -replace bb to -- by init stringa|256_stddev 8.87 ns 8.87 ns 10 -replace bb to -- by init stringa|256_cv 3.42 % 3.42 % 10 -replace bb to -- by init stringa|512_mean 435 ns 435 ns 10 -replace bb to -- by init stringa|512_median 437 ns 437 ns 10 -replace bb to -- by init stringa|512_stddev 6.70 ns 6.70 ns 10 -replace bb to -- by init stringa|512_cv 1.54 % 1.54 % 10 -replace bb to -- by init stringa|1024_mean 865 ns 865 ns 10 -replace bb to -- by init stringa|1024_median 872 ns 872 ns 10 -replace bb to -- by init stringa|1024_stddev 19.4 ns 19.4 ns 10 -replace bb to -- by init stringa|1024_cv 2.24 % 2.24 % 10 -replace bb to -- by init stringa|2048_mean 1662 ns 1662 ns 10 -replace bb to -- by init stringa|2048_median 1666 ns 1666 ns 10 -replace bb to -- by init stringa|2048_stddev 36.3 ns 36.3 ns 10 -replace bb to -- by init stringa|2048_cv 2.18 % 2.18 % 10 +replace bb to -- in std::string|2048_cv 4.33 % 4.33 % 10 +replace bb to -- in lstringa<8>|64_mean 105 ns 105 ns 10 +replace bb to -- in lstringa<8>|64_median 102 ns 102 ns 10 +replace bb to -- in lstringa<8>|64_stddev 9.58 ns 9.58 ns 10 +replace bb to -- in lstringa<8>|64_cv 9.15 % 9.15 % 10 +replace bb to -- in lstringa<8>|256_mean 286 ns 286 ns 10 +replace bb to -- in lstringa<8>|256_median 285 ns 285 ns 10 +replace bb to -- in lstringa<8>|256_stddev 5.91 ns 5.91 ns 10 +replace bb to -- in lstringa<8>|256_cv 2.06 % 2.06 % 10 +replace bb to -- in lstringa<8>|512_mean 537 ns 537 ns 10 +replace bb to -- in lstringa<8>|512_median 537 ns 537 ns 10 +replace bb to -- in lstringa<8>|512_stddev 5.05 ns 5.05 ns 10 +replace bb to -- in lstringa<8>|512_cv 0.94 % 0.94 % 10 +replace bb to -- in lstringa<8>|1024_mean 1098 ns 1098 ns 10 +replace bb to -- in lstringa<8>|1024_median 1095 ns 1095 ns 10 +replace bb to -- in lstringa<8>|1024_stddev 19.3 ns 19.3 ns 10 +replace bb to -- in lstringa<8>|1024_cv 1.76 % 1.76 % 10 +replace bb to -- in lstringa<8>|2048_mean 2289 ns 2289 ns 10 +replace bb to -- in lstringa<8>|2048_median 2325 ns 2325 ns 10 +replace bb to -- in lstringa<8>|2048_stddev 170 ns 170 ns 10 +replace bb to -- in lstringa<8>|2048_cv 7.40 % 7.40 % 10 +replace bb to -- by init stringa|64_mean 84.6 ns 84.6 ns 10 +replace bb to -- by init stringa|64_median 84.3 ns 84.3 ns 10 +replace bb to -- by init stringa|64_stddev 2.02 ns 2.02 ns 10 +replace bb to -- by init stringa|64_cv 2.39 % 2.39 % 10 +replace bb to -- by init stringa|256_mean 246 ns 246 ns 10 +replace bb to -- by init stringa|256_median 243 ns 243 ns 10 +replace bb to -- by init stringa|256_stddev 11.1 ns 11.1 ns 10 +replace bb to -- by init stringa|256_cv 4.51 % 4.51 % 10 +replace bb to -- by init stringa|512_mean 442 ns 442 ns 10 +replace bb to -- by init stringa|512_median 442 ns 442 ns 10 +replace bb to -- by init stringa|512_stddev 9.69 ns 9.69 ns 10 +replace bb to -- by init stringa|512_cv 2.19 % 2.19 % 10 +replace bb to -- by init stringa|1024_mean 910 ns 910 ns 10 +replace bb to -- by init stringa|1024_median 900 ns 900 ns 10 +replace bb to -- by init stringa|1024_stddev 32.9 ns 32.9 ns 10 +replace bb to -- by init stringa|1024_cv 3.61 % 3.61 % 10 +replace bb to -- by init stringa|2048_mean 1788 ns 1788 ns 10 +replace bb to -- by init stringa|2048_median 1763 ns 1763 ns 10 +replace bb to -- by init stringa|2048_stddev 120 ns 120 ns 10 +replace bb to -- by init stringa|2048_cv 6.73 % 6.73 % 10 ----- Hash Map insert and find ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -hashStrMapA emplace & find stringa;_mean 3721964 ns 3721991 ns 10 -hashStrMapA emplace & find stringa;_median 3695032 ns 3695105 ns 10 -hashStrMapA emplace & find stringa;_stddev 181798 ns 181791 ns 10 -hashStrMapA emplace & find stringa;_cv 4.88 % 4.88 % 10 -std::unordered_map emplace & find std::string;_mean 3481822 ns 3481831 ns 10 -std::unordered_map emplace & find std::string;_median 3487388 ns 3487364 ns 10 -std::unordered_map emplace & find std::string;_stddev 60182 ns 60185 ns 10 -std::unordered_map emplace & find std::string;_cv 1.73 % 1.73 % 10 -hashStrMapA emplace & find ssa;_mean 3581196 ns 3581211 ns 10 -hashStrMapA emplace & find ssa;_median 3594128 ns 3594144 ns 10 -hashStrMapA emplace & find ssa;_stddev 58165 ns 58167 ns 10 -hashStrMapA emplace & find ssa;_cv 1.62 % 1.62 % 10 -std::unordered_map emplace & find std::string_view;_mean 4098438 ns 4098443 ns 10 -std::unordered_map emplace & find std::string_view;_median 4103738 ns 4103720 ns 10 -std::unordered_map emplace & find std::string_view;_stddev 49599 ns 49597 ns 10 -std::unordered_map emplace & find std::string_view;_cv 1.21 % 1.21 % 10 +hashStrMapA emplace & find stringa;_mean 3707397 ns 3707403 ns 10 +hashStrMapA emplace & find stringa;_median 3683953 ns 3683963 ns 10 +hashStrMapA emplace & find stringa;_stddev 86427 ns 86424 ns 10 +hashStrMapA emplace & find stringa;_cv 2.33 % 2.33 % 10 +std::unordered_map emplace & find std::string;_mean 3464746 ns 3464760 ns 10 +std::unordered_map emplace & find std::string;_median 3473680 ns 3473696 ns 10 +std::unordered_map emplace & find std::string;_stddev 56329 ns 56328 ns 10 +std::unordered_map emplace & find std::string;_cv 1.63 % 1.63 % 10 +hashStrMapA emplace & find ssa;_mean 3561410 ns 3561424 ns 10 +hashStrMapA emplace & find ssa;_median 3563255 ns 3563267 ns 10 +hashStrMapA emplace & find ssa;_stddev 48058 ns 48060 ns 10 +hashStrMapA emplace & find ssa;_cv 1.35 % 1.35 % 10 +std::unordered_map emplace & find std::string_view;_mean 4072390 ns 4072404 ns 10 +std::unordered_map emplace & find std::string_view;_median 4047024 ns 4047039 ns 10 +std::unordered_map emplace & find std::string_view;_stddev 100400 ns 100400 ns 10 +std::unordered_map emplace & find std::string_view;_cv 2.47 % 2.47 % 10 ----- Build Full Func Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Build func full name std::string;_mean 724 ns 724 ns 10 -Build func full name std::string;_median 703 ns 703 ns 10 -Build func full name std::string;_stddev 51.3 ns 51.3 ns 10 -Build func full name std::string;_cv 7.09 % 7.09 % 10 -Build func full name std::string 1;_mean 818 ns 818 ns 10 -Build func full name std::string 1;_median 817 ns 817 ns 10 -Build func full name std::string 1;_stddev 14.6 ns 14.6 ns 10 -Build func full name std::string 1;_cv 1.79 % 1.79 % 10 -Build func full name std::stream;_mean 2574 ns 2574 ns 10 -Build func full name std::stream;_median 2549 ns 2549 ns 10 -Build func full name std::stream;_stddev 87.7 ns 87.7 ns 10 -Build func full name std::stream;_cv 3.41 % 3.41 % 10 -Build func full name stringa;_mean 506 ns 506 ns 10 -Build func full name stringa;_median 506 ns 506 ns 10 -Build func full name stringa;_stddev 11.3 ns 11.3 ns 10 -Build func full name stringa;_cv 2.24 % 2.24 % 10 -Build func full name stringa 1;_mean 741 ns 741 ns 10 -Build func full name stringa 1;_median 739 ns 739 ns 10 -Build func full name stringa 1;_stddev 108 ns 108 ns 10 -Build func full name stringa 1;_cv 14.51 % 14.51 % 10 +Build func full name std::string;_mean 719 ns 719 ns 10 +Build func full name std::string;_median 711 ns 711 ns 10 +Build func full name std::string;_stddev 23.0 ns 23.0 ns 10 +Build func full name std::string;_cv 3.20 % 3.20 % 10 +Build func full name std::string 1;_mean 808 ns 808 ns 10 +Build func full name std::string 1;_median 808 ns 808 ns 10 +Build func full name std::string 1;_stddev 16.9 ns 16.9 ns 10 +Build func full name std::string 1;_cv 2.10 % 2.10 % 10 +Build func full name std::stream;_mean 2560 ns 2560 ns 10 +Build func full name std::stream;_median 2540 ns 2540 ns 10 +Build func full name std::stream;_stddev 64.5 ns 64.5 ns 10 +Build func full name std::stream;_cv 2.52 % 2.52 % 10 +Build func full name stringa;_mean 532 ns 532 ns 10 +Build func full name stringa;_median 529 ns 529 ns 10 +Build func full name stringa;_stddev 31.7 ns 31.7 ns 10 +Build func full name stringa;_cv 5.96 % 5.96 % 10 +Build func full name stringa 1;_mean 669 ns 669 ns 10 +Build func full name stringa 1;_median 645 ns 645 ns 10 +Build func full name stringa 1;_stddev 49.9 ns 49.9 ns 10 +Build func full name stringa 1;_cv 7.46 % 7.46 % 10 diff --git a/bench/results/001-Xeon E5-2682 v4, Ubuntu 22 (WSL), GCC-13.txt b/bench/results/001-Xeon E5-2682 v4, Ubuntu 22 (WSL), GCC-13.txt index be53b41..c236ab9 100644 --- a/bench/results/001-Xeon E5-2682 v4, Ubuntu 22 (WSL), GCC-13.txt +++ b/bench/results/001-Xeon E5-2682 v4, Ubuntu 22 (WSL), GCC-13.txt @@ -1,4 +1,4 @@ -2026-01-30T15:40:17+03:00 +2026-01-31T15:51:52+03:00 Running ./benchStr Run on (32 X 2494.22 MHz CPU s) CPU Caches: @@ -6,893 +6,897 @@ CPU Caches: L1 Instruction 32 KiB (x16) L2 Unified 256 KiB (x16) L3 Unified 40960 KiB (x1) -Load Average: 0.00, 0.00, 0.00 +Load Average: 0.05, 0.01, 0.00 ***WARNING*** ASLR is enabled, the results may have unreproducible noise in them. -------------------------------------------------------------------------------------------------------------------------------------------------------- Benchmark Time CPU Iterations -------------------------------------------------------------------------------------------------------------------------------------------------------- ----- Concatenate string + Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and number by std to std::string_mean 201 ns 201 ns 10 -Concat std::string and number by std to std::string_median 200 ns 200 ns 10 -Concat std::string and number by std to std::string_stddev 6.69 ns 6.69 ns 10 -Concat std::string and number by std to std::string_cv 3.32 % 3.32 % 10 -Concat std::string and number by StrExpr to std::string_mean 103 ns 103 ns 10 -Concat std::string and number by StrExpr to std::string_median 102 ns 102 ns 10 -Concat std::string and number by StrExpr to std::string_stddev 4.57 ns 4.57 ns 10 -Concat std::string and number by StrExpr to std::string_cv 4.45 % 4.45 % 10 -Concat stringa and number by StrExpr to simstr::stringa_mean 73.7 ns 73.7 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_median 72.8 ns 72.8 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_stddev 4.61 ns 4.61 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_cv 6.26 % 6.26 % 10 -Concat stringa and number by e_concat to simstr::stringa_mean 85.7 ns 85.7 ns 10 -Concat stringa and number by e_concat to simstr::stringa_median 83.7 ns 83.7 ns 10 -Concat stringa and number by e_concat to simstr::stringa_stddev 9.62 ns 9.62 ns 10 -Concat stringa and number by e_concat to simstr::stringa_cv 11.23 % 11.23 % 10 +Concat std::string and number by std to std::string_mean 199 ns 199 ns 10 +Concat std::string and number by std to std::string_median 198 ns 198 ns 10 +Concat std::string and number by std to std::string_stddev 4.25 ns 4.25 ns 10 +Concat std::string and number by std to std::string_cv 2.13 % 2.13 % 10 +Concat std::string and number by StrExpr to std::string_mean 94.7 ns 94.7 ns 10 +Concat std::string and number by StrExpr to std::string_median 94.1 ns 94.1 ns 10 +Concat std::string and number by StrExpr to std::string_stddev 2.48 ns 2.47 ns 10 +Concat std::string and number by StrExpr to std::string_cv 2.61 % 2.61 % 10 +Concat stringa and number by StrExpr to simstr::stringa_mean 71.6 ns 71.6 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_median 70.3 ns 70.3 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_stddev 3.32 ns 3.32 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_cv 4.63 % 4.63 % 10 +Concat stringa and number by e_concat to simstr::stringa_mean 75.7 ns 75.7 ns 10 +Concat stringa and number by e_concat to simstr::stringa_median 75.9 ns 75.9 ns 10 +Concat stringa and number by e_concat to simstr::stringa_stddev 1.50 ns 1.50 ns 10 +Concat stringa and number by e_concat to simstr::stringa_cv 1.98 % 1.98 % 10 ----- Concatenate string + Hex Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and format hex number and literal to std::string_mean 660 ns 660 ns 10 -Concat std::string and format hex number and literal to std::string_median 653 ns 653 ns 10 -Concat std::string and format hex number and literal to std::string_stddev 24.1 ns 24.1 ns 10 -Concat std::string and format hex number and literal to std::string_cv 3.66 % 3.66 % 10 -std::format std::string and hex number by literal to std::string_mean 915 ns 915 ns 10 -std::format std::string and hex number by literal to std::string_median 913 ns 913 ns 10 -std::format std::string and hex number by literal to std::string_stddev 26.9 ns 26.9 ns 10 -std::format std::string and hex number by literal to std::string_cv 2.94 % 2.94 % 10 -Concat std::string and std::tochars and string to std::string_mean 190 ns 190 ns 10 -Concat std::string and std::tochars and string to std::string_median 190 ns 190 ns 10 -Concat std::string and std::tochars and string to std::string_stddev 4.58 ns 4.58 ns 10 -Concat std::string and std::tochars and string to std::string_cv 2.41 % 2.41 % 10 -Concat std::string and hex number and literal by StrExpr to std::string_mean 124 ns 124 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_median 124 ns 124 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_stddev 2.63 ns 2.63 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_cv 2.11 % 2.11 % 10 +Concat std::string and format hex number and literal to std::string_mean 643 ns 643 ns 10 +Concat std::string and format hex number and literal to std::string_median 640 ns 640 ns 10 +Concat std::string and format hex number and literal to std::string_stddev 25.1 ns 25.1 ns 10 +Concat std::string and format hex number and literal to std::string_cv 3.90 % 3.90 % 10 +std::format std::string and hex number by literal to std::string_mean 926 ns 926 ns 10 +std::format std::string and hex number by literal to std::string_median 900 ns 900 ns 10 +std::format std::string and hex number by literal to std::string_stddev 75.2 ns 75.2 ns 10 +std::format std::string and hex number by literal to std::string_cv 8.12 % 8.12 % 10 +Concat std::string and std::tochars and string to std::string_mean 175 ns 175 ns 10 +Concat std::string and std::tochars and string to std::string_median 175 ns 175 ns 10 +Concat std::string and std::tochars and string to std::string_stddev 1.43 ns 1.43 ns 10 +Concat std::string and std::tochars and string to std::string_cv 0.82 % 0.82 % 10 +Concat std::string and hex number and literal by StrExpr to std::string_mean 122 ns 122 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_median 122 ns 122 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_stddev 1.29 ns 1.29 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_cv 1.06 % 1.06 % 10 Concat stringa and hex number and literal by StrExpr to simstr::stringa_mean 120 ns 120 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 119 ns 119 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 2.21 ns 2.21 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 1.85 % 1.85 % 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 120 ns 120 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 1.75 ns 1.75 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 1.46 % 1.46 % 10 Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 127 ns 127 ns 10 Concat stringa and hex number and literal by e_concat to simstr::stringa_median 126 ns 126 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 4.05 ns 4.05 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 3.19 % 3.19 % 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_mean 167 ns 167 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_median 167 ns 167 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 3.41 ns 3.41 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_cv 2.05 % 2.05 % 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 3.36 ns 3.36 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 2.66 % 2.66 % 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_mean 181 ns 181 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_median 180 ns 180 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 17.2 ns 17.2 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_cv 9.54 % 9.54 % 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_mean 279 ns 279 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_median 278 ns 278 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_stddev 4.71 ns 4.71 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_cv 1.69 % 1.69 % 10 ----- Concatenate string + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string by std to std::string_mean 50.2 ns 50.2 ns 10 -Concat std::string by std to std::string_median 49.9 ns 49.9 ns 10 -Concat std::string by std to std::string_stddev 1.49 ns 1.49 ns 10 -Concat std::string by std to std::string_cv 2.97 % 2.97 % 10 -Concat std::string by StrExpr to std::string_mean 37.4 ns 37.4 ns 10 -Concat std::string by StrExpr to std::string_median 36.4 ns 36.4 ns 10 -Concat std::string by StrExpr to std::string_stddev 3.86 ns 3.86 ns 10 -Concat std::string by StrExpr to std::string_cv 10.33 % 10.33 % 10 -Concat stringa by StrExpr to stringa_mean 26.6 ns 26.6 ns 10 -Concat stringa by StrExpr to stringa_median 26.5 ns 26.5 ns 10 -Concat stringa by StrExpr to stringa_stddev 0.683 ns 0.683 ns 10 -Concat stringa by StrExpr to stringa_cv 2.57 % 2.57 % 10 +Concat std::string by std to std::string_mean 49.6 ns 49.6 ns 10 +Concat std::string by std to std::string_median 49.8 ns 49.8 ns 10 +Concat std::string by std to std::string_stddev 0.626 ns 0.626 ns 10 +Concat std::string by std to std::string_cv 1.26 % 1.26 % 10 +Concat std::string by StrExpr to std::string_mean 29.5 ns 29.5 ns 10 +Concat std::string by StrExpr to std::string_median 29.6 ns 29.6 ns 10 +Concat std::string by StrExpr to std::string_stddev 0.655 ns 0.655 ns 10 +Concat std::string by StrExpr to std::string_cv 2.22 % 2.22 % 10 +Concat stringa by StrExpr to stringa_mean 28.0 ns 28.0 ns 10 +Concat stringa by StrExpr to stringa_median 27.4 ns 27.4 ns 10 +Concat stringa by StrExpr to stringa_stddev 1.84 ns 1.84 ns 10 +Concat stringa by StrExpr to stringa_cv 6.55 % 6.55 % 10 ----- Find three concatenated string in string_view -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Find concat three std::string_mean 131 ns 131 ns 10 -Find concat three std::string_median 130 ns 130 ns 10 -Find concat three std::string_stddev 3.41 ns 3.41 ns 10 -Find concat three std::string_cv 2.60 % 2.60 % 10 -Find concat three strexpr_mean 41.2 ns 41.2 ns 10 -Find concat three strexpr_median 40.3 ns 40.3 ns 10 -Find concat three strexpr_stddev 3.12 ns 3.12 ns 10 -Find concat three strexpr_cv 7.58 % 7.58 % 10 -Find concat three simstr_mean 20.0 ns 20.0 ns 10 -Find concat three simstr_median 19.7 ns 19.7 ns 10 -Find concat three simstr_stddev 0.612 ns 0.612 ns 10 -Find concat three simstr_cv 3.06 % 3.06 % 10 +Find concat three std::string_mean 138 ns 138 ns 10 +Find concat three std::string_median 133 ns 133 ns 10 +Find concat three std::string_stddev 16.7 ns 16.7 ns 10 +Find concat three std::string_cv 12.11 % 12.11 % 10 +Find concat three strexpr_mean 41.0 ns 41.0 ns 10 +Find concat three strexpr_median 40.9 ns 40.9 ns 10 +Find concat three strexpr_stddev 1.02 ns 1.02 ns 10 +Find concat three strexpr_cv 2.50 % 2.50 % 10 +Find concat three simstr_mean 19.8 ns 19.8 ns 10 +Find concat three simstr_median 19.8 ns 19.8 ns 10 +Find concat three simstr_stddev 0.278 ns 0.278 ns 10 +Find concat three simstr_cv 1.40 % 1.40 % 10 ----- Build Type Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -BuildTypeNameStr 0/0_mean 10.0 ns 10.0 ns 10 -BuildTypeNameStr 0/0_median 9.99 ns 9.99 ns 10 -BuildTypeNameStr 0/0_stddev 0.382 ns 0.382 ns 10 -BuildTypeNameStr 0/0_cv 3.81 % 3.81 % 10 -BuildTypeNameExp 0/0_mean 6.30 ns 6.30 ns 10 -BuildTypeNameExp 0/0_median 6.27 ns 6.27 ns 10 -BuildTypeNameExp 0/0_stddev 0.102 ns 0.102 ns 10 -BuildTypeNameExp 0/0_cv 1.62 % 1.62 % 10 -BuildTypeNameSim 0/0_mean 4.85 ns 4.85 ns 10 -BuildTypeNameSim 0/0_median 4.87 ns 4.87 ns 10 -BuildTypeNameSim 0/0_stddev 0.115 ns 0.115 ns 10 -BuildTypeNameSim 0/0_cv 2.38 % 2.38 % 10 -BuildTypeNameStr 10/10_mean 77.6 ns 77.6 ns 10 -BuildTypeNameStr 10/10_median 77.2 ns 77.2 ns 10 -BuildTypeNameStr 10/10_stddev 1.58 ns 1.58 ns 10 -BuildTypeNameStr 10/10_cv 2.03 % 2.03 % 10 -BuildTypeNameExp 10/10_mean 26.2 ns 26.2 ns 10 -BuildTypeNameExp 10/10_median 26.1 ns 26.1 ns 10 -BuildTypeNameExp 10/10_stddev 0.409 ns 0.409 ns 10 -BuildTypeNameExp 10/10_cv 1.56 % 1.56 % 10 -BuildTypeNameSim 10/10_mean 22.2 ns 22.2 ns 10 -BuildTypeNameSim 10/10_median 21.7 ns 21.7 ns 10 -BuildTypeNameSim 10/10_stddev 1.97 ns 1.97 ns 10 -BuildTypeNameSim 10/10_cv 8.90 % 8.90 % 10 +BuildTypeNameStr 0/0_mean 12.1 ns 12.1 ns 10 +BuildTypeNameStr 0/0_median 11.6 ns 11.6 ns 10 +BuildTypeNameStr 0/0_stddev 1.43 ns 1.43 ns 10 +BuildTypeNameStr 0/0_cv 11.83 % 11.83 % 10 +BuildTypeNameExp 0/0_mean 6.35 ns 6.35 ns 10 +BuildTypeNameExp 0/0_median 6.34 ns 6.34 ns 10 +BuildTypeNameExp 0/0_stddev 0.074 ns 0.074 ns 10 +BuildTypeNameExp 0/0_cv 1.17 % 1.17 % 10 +BuildTypeNameSim 0/0_mean 5.22 ns 5.22 ns 10 +BuildTypeNameSim 0/0_median 5.16 ns 5.16 ns 10 +BuildTypeNameSim 0/0_stddev 0.216 ns 0.216 ns 10 +BuildTypeNameSim 0/0_cv 4.13 % 4.13 % 10 +BuildTypeNameStr 10/10_mean 84.2 ns 84.2 ns 10 +BuildTypeNameStr 10/10_median 84.1 ns 84.1 ns 10 +BuildTypeNameStr 10/10_stddev 1.04 ns 1.04 ns 10 +BuildTypeNameStr 10/10_cv 1.24 % 1.24 % 10 +BuildTypeNameExp 10/10_mean 26.9 ns 26.9 ns 10 +BuildTypeNameExp 10/10_median 26.8 ns 26.8 ns 10 +BuildTypeNameExp 10/10_stddev 0.687 ns 0.687 ns 10 +BuildTypeNameExp 10/10_cv 2.55 % 2.55 % 10 +BuildTypeNameSim 10/10_mean 23.0 ns 23.0 ns 10 +BuildTypeNameSim 10/10_median 23.0 ns 23.0 ns 10 +BuildTypeNameSim 10/10_stddev 0.351 ns 0.351 ns 10 +BuildTypeNameSim 10/10_cv 1.52 % 1.52 % 10 ----- Replace string by copy -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat with replace str_mean 238 ns 238 ns 10 -Concat with replace str_median 230 ns 230 ns 10 -Concat with replace str_stddev 22.1 ns 22.1 ns 10 -Concat with replace str_cv 9.29 % 9.29 % 10 -Concat with replace exp_mean 132 ns 132 ns 10 -Concat with replace exp_median 132 ns 132 ns 10 -Concat with replace exp_stddev 5.55 ns 5.55 ns 10 -Concat with replace exp_cv 4.19 % 4.19 % 10 +Concat with replace str_mean 229 ns 229 ns 10 +Concat with replace str_median 229 ns 229 ns 10 +Concat with replace str_stddev 7.92 ns 7.92 ns 10 +Concat with replace str_cv 3.46 % 3.46 % 10 +Concat with replace exp_mean 131 ns 131 ns 10 +Concat with replace exp_median 131 ns 131 ns 10 +Concat with replace exp_stddev 3.30 ns 3.30 ns 10 +Concat with replace exp_cv 2.52 % 2.52 % 10 ----- Create Empty Str ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e;_mean 1.11 ns 1.11 ns 10 -std::string e;_median 1.11 ns 1.11 ns 10 -std::string e;_stddev 0.013 ns 0.013 ns 10 -std::string e;_cv 1.18 % 1.18 % 10 -std::string_view e;_mean 0.736 ns 0.736 ns 10 -std::string_view e;_median 0.733 ns 0.733 ns 10 -std::string_view e;_stddev 0.011 ns 0.011 ns 10 -std::string_view e;_cv 1.54 % 1.54 % 10 -ssa e;_mean 0.182 ns 0.182 ns 10 +std::string e;_mean 1.13 ns 1.13 ns 10 +std::string e;_median 1.10 ns 1.10 ns 10 +std::string e;_stddev 0.095 ns 0.095 ns 10 +std::string e;_cv 8.36 % 8.36 % 10 +std::string_view e;_mean 0.750 ns 0.750 ns 10 +std::string_view e;_median 0.736 ns 0.736 ns 10 +std::string_view e;_stddev 0.038 ns 0.038 ns 10 +std::string_view e;_cv 5.04 % 5.04 % 10 +ssa e;_mean 0.181 ns 0.181 ns 10 ssa e;_median 0.182 ns 0.182 ns 10 ssa e;_stddev 0.002 ns 0.002 ns 10 -ssa e;_cv 1.09 % 1.09 % 10 -stringa e;_mean 0.751 ns 0.751 ns 10 -stringa e;_median 0.749 ns 0.749 ns 10 -stringa e;_stddev 0.016 ns 0.016 ns 10 -stringa e;_cv 2.09 % 2.09 % 10 -lstringa<20> e;_mean 1.16 ns 1.16 ns 10 -lstringa<20> e;_median 1.14 ns 1.14 ns 10 -lstringa<20> e;_stddev 0.034 ns 0.034 ns 10 -lstringa<20> e;_cv 2.93 % 2.93 % 10 +ssa e;_cv 1.33 % 1.33 % 10 +stringa e;_mean 0.731 ns 0.731 ns 10 +stringa e;_median 0.734 ns 0.734 ns 10 +stringa e;_stddev 0.010 ns 0.010 ns 10 +stringa e;_cv 1.41 % 1.41 % 10 +lstringa<20> e;_mean 1.11 ns 1.11 ns 10 +lstringa<20> e;_median 1.10 ns 1.10 ns 10 +lstringa<20> e;_stddev 0.032 ns 0.032 ns 10 +lstringa<20> e;_cv 2.84 % 2.84 % 10 lstringa<40> e;_mean 1.11 ns 1.11 ns 10 lstringa<40> e;_median 1.10 ns 1.10 ns 10 -lstringa<40> e;_stddev 0.035 ns 0.035 ns 10 -lstringa<40> e;_cv 3.16 % 3.16 % 10 +lstringa<40> e;_stddev 0.031 ns 0.031 ns 10 +lstringa<40> e;_cv 2.81 % 2.81 % 10 ----- Create Str from short literal (9 symbols) --------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text";_mean 1.85 ns 1.85 ns 10 -std::string e = "Test text";_median 1.84 ns 1.84 ns 10 -std::string e = "Test text";_stddev 0.041 ns 0.041 ns 10 -std::string e = "Test text";_cv 2.22 % 2.22 % 10 -std::string_view e = "Test text";_mean 0.747 ns 0.747 ns 10 -std::string_view e = "Test text";_median 0.744 ns 0.744 ns 10 -std::string_view e = "Test text";_stddev 0.016 ns 0.016 ns 10 -std::string_view e = "Test text";_cv 2.14 % 2.14 % 10 -ssa e = "Test text";_mean 0.738 ns 0.738 ns 10 -ssa e = "Test text";_median 0.736 ns 0.736 ns 10 -ssa e = "Test text";_stddev 0.021 ns 0.021 ns 10 -ssa e = "Test text";_cv 2.79 % 2.79 % 10 -stringa e = "Test text";_mean 1.10 ns 1.10 ns 10 -stringa e = "Test text";_median 1.11 ns 1.11 ns 10 -stringa e = "Test text";_stddev 0.020 ns 0.020 ns 10 -stringa e = "Test text";_cv 1.84 % 1.84 % 10 -lstringa<20> e = "Test text";_mean 1.84 ns 1.84 ns 10 -lstringa<20> e = "Test text";_median 1.84 ns 1.84 ns 10 -lstringa<20> e = "Test text";_stddev 0.023 ns 0.023 ns 10 -lstringa<20> e = "Test text";_cv 1.22 % 1.22 % 10 +std::string e = "Test text";_mean 1.87 ns 1.87 ns 10 +std::string e = "Test text";_median 1.83 ns 1.83 ns 10 +std::string e = "Test text";_stddev 0.092 ns 0.092 ns 10 +std::string e = "Test text";_cv 4.94 % 4.94 % 10 +std::string_view e = "Test text";_mean 0.734 ns 0.734 ns 10 +std::string_view e = "Test text";_median 0.731 ns 0.731 ns 10 +std::string_view e = "Test text";_stddev 0.012 ns 0.012 ns 10 +std::string_view e = "Test text";_cv 1.63 % 1.63 % 10 +ssa e = "Test text";_mean 0.735 ns 0.735 ns 10 +ssa e = "Test text";_median 0.728 ns 0.728 ns 10 +ssa e = "Test text";_stddev 0.024 ns 0.024 ns 10 +ssa e = "Test text";_cv 3.32 % 3.32 % 10 +stringa e = "Test text";_mean 1.14 ns 1.14 ns 10 +stringa e = "Test text";_median 1.12 ns 1.12 ns 10 +stringa e = "Test text";_stddev 0.053 ns 0.053 ns 10 +stringa e = "Test text";_cv 4.65 % 4.65 % 10 +lstringa<20> e = "Test text";_mean 1.88 ns 1.88 ns 10 +lstringa<20> e = "Test text";_median 1.85 ns 1.85 ns 10 +lstringa<20> e = "Test text";_stddev 0.092 ns 0.092 ns 10 +lstringa<20> e = "Test text";_cv 4.93 % 4.93 % 10 lstringa<40> e = "Test text";_mean 1.83 ns 1.83 ns 10 lstringa<40> e = "Test text";_median 1.83 ns 1.83 ns 10 -lstringa<40> e = "Test text";_stddev 0.019 ns 0.019 ns 10 -lstringa<40> e = "Test text";_cv 1.05 % 1.05 % 10 +lstringa<40> e = "Test text";_stddev 0.014 ns 0.014 ns 10 +lstringa<40> e = "Test text";_cv 0.76 % 0.76 % 10 ----- Create Str from long literal (30 symbols) ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890";_mean 18.9 ns 18.9 ns 10 -std::string e = "123456789012345678901234567890";_median 19.0 ns 19.0 ns 10 -std::string e = "123456789012345678901234567890";_stddev 0.272 ns 0.272 ns 10 -std::string e = "123456789012345678901234567890";_cv 1.44 % 1.44 % 10 -std::string_view e = "123456789012345678901234567890";_mean 0.733 ns 0.733 ns 10 -std::string_view e = "123456789012345678901234567890";_median 0.731 ns 0.731 ns 10 -std::string_view e = "123456789012345678901234567890";_stddev 0.008 ns 0.008 ns 10 -std::string_view e = "123456789012345678901234567890";_cv 1.11 % 1.11 % 10 -ssa e = "123456789012345678901234567890";_mean 0.733 ns 0.733 ns 10 +std::string e = "123456789012345678901234567890";_mean 18.8 ns 18.8 ns 10 +std::string e = "123456789012345678901234567890";_median 18.8 ns 18.8 ns 10 +std::string e = "123456789012345678901234567890";_stddev 0.430 ns 0.430 ns 10 +std::string e = "123456789012345678901234567890";_cv 2.29 % 2.29 % 10 +std::string_view e = "123456789012345678901234567890";_mean 0.738 ns 0.738 ns 10 +std::string_view e = "123456789012345678901234567890";_median 0.734 ns 0.734 ns 10 +std::string_view e = "123456789012345678901234567890";_stddev 0.016 ns 0.016 ns 10 +std::string_view e = "123456789012345678901234567890";_cv 2.13 % 2.13 % 10 +ssa e = "123456789012345678901234567890";_mean 0.732 ns 0.732 ns 10 ssa e = "123456789012345678901234567890";_median 0.731 ns 0.731 ns 10 -ssa e = "123456789012345678901234567890";_stddev 0.012 ns 0.012 ns 10 -ssa e = "123456789012345678901234567890";_cv 1.58 % 1.58 % 10 -stringa e = "123456789012345678901234567890";_mean 1.16 ns 1.16 ns 10 -stringa e = "123456789012345678901234567890";_median 1.16 ns 1.16 ns 10 -stringa e = "123456789012345678901234567890";_stddev 0.060 ns 0.060 ns 10 -stringa e = "123456789012345678901234567890";_cv 5.15 % 5.15 % 10 -lstringa<20> e = "123456789012345678901234567890";_mean 20.7 ns 20.7 ns 10 -lstringa<20> e = "123456789012345678901234567890";_median 20.6 ns 20.6 ns 10 -lstringa<20> e = "123456789012345678901234567890";_stddev 0.500 ns 0.500 ns 10 -lstringa<20> e = "123456789012345678901234567890";_cv 2.42 % 2.41 % 10 -lstringa<40> e = "123456789012345678901234567890";_mean 1.88 ns 1.88 ns 10 -lstringa<40> e = "123456789012345678901234567890";_median 1.87 ns 1.87 ns 10 -lstringa<40> e = "123456789012345678901234567890";_stddev 0.026 ns 0.026 ns 10 -lstringa<40> e = "123456789012345678901234567890";_cv 1.38 % 1.38 % 10 +ssa e = "123456789012345678901234567890";_stddev 0.009 ns 0.009 ns 10 +ssa e = "123456789012345678901234567890";_cv 1.20 % 1.20 % 10 +stringa e = "123456789012345678901234567890";_mean 1.11 ns 1.11 ns 10 +stringa e = "123456789012345678901234567890";_median 1.11 ns 1.11 ns 10 +stringa e = "123456789012345678901234567890";_stddev 0.024 ns 0.024 ns 10 +stringa e = "123456789012345678901234567890";_cv 2.15 % 2.15 % 10 +lstringa<20> e = "123456789012345678901234567890";_mean 21.2 ns 21.2 ns 10 +lstringa<20> e = "123456789012345678901234567890";_median 21.5 ns 21.5 ns 10 +lstringa<20> e = "123456789012345678901234567890";_stddev 1.32 ns 1.32 ns 10 +lstringa<20> e = "123456789012345678901234567890";_cv 6.25 % 6.25 % 10 +lstringa<40> e = "123456789012345678901234567890";_mean 1.85 ns 1.85 ns 10 +lstringa<40> e = "123456789012345678901234567890";_median 1.83 ns 1.83 ns 10 +lstringa<40> e = "123456789012345678901234567890";_stddev 0.070 ns 0.070 ns 10 +lstringa<40> e = "123456789012345678901234567890";_cv 3.76 % 3.76 % 10 ----- Create copy of Str with 9 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text"; auto c{e};_mean 6.00 ns 6.00 ns 10 -std::string e = "Test text"; auto c{e};_median 5.94 ns 5.94 ns 10 -std::string e = "Test text"; auto c{e};_stddev 0.334 ns 0.334 ns 10 -std::string e = "Test text"; auto c{e};_cv 5.58 % 5.58 % 10 -std::string_view e = "Test text"; auto c{e};_mean 0.378 ns 0.378 ns 10 -std::string_view e = "Test text"; auto c{e};_median 0.374 ns 0.374 ns 10 -std::string_view e = "Test text"; auto c{e};_stddev 0.011 ns 0.011 ns 10 -std::string_view e = "Test text"; auto c{e};_cv 3.02 % 3.02 % 10 -ssa e = "Test text"; auto c{e};_mean 0.393 ns 0.393 ns 10 -ssa e = "Test text"; auto c{e};_median 0.389 ns 0.389 ns 10 -ssa e = "Test text"; auto c{e};_stddev 0.024 ns 0.024 ns 10 -ssa e = "Test text"; auto c{e};_cv 6.04 % 6.04 % 10 -stringa e = "Test text"; auto c{e};_mean 1.10 ns 1.10 ns 10 -stringa e = "Test text"; auto c{e};_median 1.10 ns 1.10 ns 10 -stringa e = "Test text"; auto c{e};_stddev 0.012 ns 0.012 ns 10 -stringa e = "Test text"; auto c{e};_cv 1.12 % 1.12 % 10 -lstringa<20> e = "Test text"; auto c{e};_mean 4.47 ns 4.47 ns 10 -lstringa<20> e = "Test text"; auto c{e};_median 4.45 ns 4.45 ns 10 -lstringa<20> e = "Test text"; auto c{e};_stddev 0.111 ns 0.111 ns 10 -lstringa<20> e = "Test text"; auto c{e};_cv 2.48 % 2.48 % 10 -lstringa<40> e = "Test text"; auto c{e};_mean 5.16 ns 5.16 ns 10 -lstringa<40> e = "Test text"; auto c{e};_median 5.12 ns 5.12 ns 10 -lstringa<40> e = "Test text"; auto c{e};_stddev 0.221 ns 0.221 ns 10 -lstringa<40> e = "Test text"; auto c{e};_cv 4.29 % 4.29 % 10 +std::string e = "Test text"; auto c{e};_mean 4.82 ns 4.82 ns 10 +std::string e = "Test text"; auto c{e};_median 4.81 ns 4.81 ns 10 +std::string e = "Test text"; auto c{e};_stddev 0.095 ns 0.095 ns 10 +std::string e = "Test text"; auto c{e};_cv 1.96 % 1.96 % 10 +std::string_view e = "Test text"; auto c{e};_mean 0.381 ns 0.381 ns 10 +std::string_view e = "Test text"; auto c{e};_median 0.381 ns 0.381 ns 10 +std::string_view e = "Test text"; auto c{e};_stddev 0.006 ns 0.006 ns 10 +std::string_view e = "Test text"; auto c{e};_cv 1.63 % 1.63 % 10 +ssa e = "Test text"; auto c{e};_mean 0.373 ns 0.373 ns 10 +ssa e = "Test text"; auto c{e};_median 0.372 ns 0.372 ns 10 +ssa e = "Test text"; auto c{e};_stddev 0.009 ns 0.009 ns 10 +ssa e = "Test text"; auto c{e};_cv 2.54 % 2.54 % 10 +stringa e = "Test text"; auto c{e};_mean 1.30 ns 1.30 ns 10 +stringa e = "Test text"; auto c{e};_median 1.29 ns 1.29 ns 10 +stringa e = "Test text"; auto c{e};_stddev 0.029 ns 0.029 ns 10 +stringa e = "Test text"; auto c{e};_cv 2.20 % 2.20 % 10 +lstringa<20> e = "Test text"; auto c{e};_mean 4.61 ns 4.61 ns 10 +lstringa<20> e = "Test text"; auto c{e};_median 4.50 ns 4.50 ns 10 +lstringa<20> e = "Test text"; auto c{e};_stddev 0.343 ns 0.343 ns 10 +lstringa<20> e = "Test text"; auto c{e};_cv 7.45 % 7.45 % 10 +lstringa<40> e = "Test text"; auto c{e};_mean 4.58 ns 4.58 ns 10 +lstringa<40> e = "Test text"; auto c{e};_median 4.45 ns 4.45 ns 10 +lstringa<40> e = "Test text"; auto c{e};_stddev 0.340 ns 0.340 ns 10 +lstringa<40> e = "Test text"; auto c{e};_cv 7.42 % 7.42 % 10 ----- Create copy of Str with 30 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890"; auto c{e};_mean 24.1 ns 24.1 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_median 24.0 ns 24.0 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_stddev 0.661 ns 0.661 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_cv 2.75 % 2.75 % 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 0.738 ns 0.738 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_median 0.740 ns 0.740 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.013 ns 0.013 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 1.75 % 1.75 % 10 -ssa e = "123456789012345678901234567890"; auto c{e};_mean 0.734 ns 0.734 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_median 0.733 ns 0.733 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.013 ns 0.013 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_cv 1.84 % 1.84 % 10 -stringa e = "123456789012345678901234567890"; auto c{e};_mean 1.10 ns 1.10 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_median 1.10 ns 1.10 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.014 ns 0.014 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_cv 1.27 % 1.27 % 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 19.9 ns 19.9 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 19.6 ns 19.6 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 0.890 ns 0.890 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 4.48 % 4.48 % 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 4.47 ns 4.47 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 4.49 ns 4.49 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.056 ns 0.056 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 1.25 % 1.25 % 10 +std::string e = "123456789012345678901234567890"; auto c{e};_mean 23.8 ns 23.8 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_median 23.9 ns 23.9 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_stddev 0.322 ns 0.322 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_cv 1.36 % 1.36 % 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 0.742 ns 0.742 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_median 0.732 ns 0.732 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.035 ns 0.035 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 4.71 % 4.71 % 10 +ssa e = "123456789012345678901234567890"; auto c{e};_mean 0.742 ns 0.742 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_median 0.741 ns 0.741 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.016 ns 0.016 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_cv 2.14 % 2.14 % 10 +stringa e = "123456789012345678901234567890"; auto c{e};_mean 1.11 ns 1.11 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_median 1.11 ns 1.11 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.015 ns 0.015 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_cv 1.40 % 1.40 % 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 20.2 ns 20.2 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 20.1 ns 20.1 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 0.377 ns 0.377 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 1.87 % 1.87 % 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 4.82 ns 4.82 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 4.66 ns 4.66 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.467 ns 0.467 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 9.70 % 9.70 % 10 ----- Find 9 symbols text in end of 99 symbols text ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find;_mean 7.05 ns 7.05 ns 10 -std::string::find;_median 7.00 ns 7.00 ns 10 -std::string::find;_stddev 0.208 ns 0.208 ns 10 -std::string::find;_cv 2.95 % 2.95 % 10 -std::string_view::find;_mean 7.46 ns 7.46 ns 10 -std::string_view::find;_median 7.41 ns 7.41 ns 10 -std::string_view::find;_stddev 0.615 ns 0.615 ns 10 -std::string_view::find;_cv 8.25 % 8.25 % 10 -ssa::find;_mean 6.38 ns 6.38 ns 10 -ssa::find;_median 6.37 ns 6.37 ns 10 -ssa::find;_stddev 0.084 ns 0.084 ns 10 -ssa::find;_cv 1.32 % 1.32 % 10 -stringa::find;_mean 6.78 ns 6.78 ns 10 -stringa::find;_median 6.79 ns 6.79 ns 10 -stringa::find;_stddev 0.116 ns 0.116 ns 10 -stringa::find;_cv 1.71 % 1.71 % 10 -lstringa<20>::find;_mean 6.83 ns 6.83 ns 10 -lstringa<20>::find;_median 6.78 ns 6.78 ns 10 -lstringa<20>::find;_stddev 0.212 ns 0.212 ns 10 -lstringa<20>::find;_cv 3.11 % 3.11 % 10 -lstringa<40>::find;_mean 7.36 ns 7.36 ns 10 -lstringa<40>::find;_median 7.28 ns 7.28 ns 10 -lstringa<40>::find;_stddev 0.255 ns 0.255 ns 10 -lstringa<40>::find;_cv 3.47 % 3.47 % 10 +std::string::find;_mean 6.82 ns 6.82 ns 10 +std::string::find;_median 6.73 ns 6.73 ns 10 +std::string::find;_stddev 0.422 ns 0.422 ns 10 +std::string::find;_cv 6.18 % 6.18 % 10 +std::string_view::find;_mean 6.76 ns 6.76 ns 10 +std::string_view::find;_median 6.66 ns 6.66 ns 10 +std::string_view::find;_stddev 0.315 ns 0.315 ns 10 +std::string_view::find;_cv 4.67 % 4.67 % 10 +ssa::find;_mean 6.29 ns 6.29 ns 10 +ssa::find;_median 6.30 ns 6.30 ns 10 +ssa::find;_stddev 0.114 ns 0.114 ns 10 +ssa::find;_cv 1.80 % 1.80 % 10 +stringa::find;_mean 6.82 ns 6.82 ns 10 +stringa::find;_median 6.73 ns 6.73 ns 10 +stringa::find;_stddev 0.278 ns 0.278 ns 10 +stringa::find;_cv 4.07 % 4.07 % 10 +lstringa<20>::find;_mean 7.09 ns 7.09 ns 10 +lstringa<20>::find;_median 7.08 ns 7.08 ns 10 +lstringa<20>::find;_stddev 0.669 ns 0.669 ns 10 +lstringa<20>::find;_cv 9.44 % 9.44 % 10 +lstringa<40>::find;_mean 6.43 ns 6.43 ns 10 +lstringa<40>::find;_median 6.39 ns 6.39 ns 10 +lstringa<40>::find;_stddev 0.242 ns 0.242 ns 10 +lstringa<40>::find;_cv 3.75 % 3.75 % 10 ------- Copy not literal Str with N symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string copy{str_with_len_N};/15_mean 5.93 ns 5.93 ns 10 -std::string copy{str_with_len_N};/15_median 5.93 ns 5.93 ns 10 -std::string copy{str_with_len_N};/15_stddev 0.315 ns 0.315 ns 10 -std::string copy{str_with_len_N};/15_cv 5.31 % 5.31 % 10 -std::string copy{str_with_len_N};/16_mean 24.7 ns 24.7 ns 10 -std::string copy{str_with_len_N};/16_median 24.0 ns 24.0 ns 10 -std::string copy{str_with_len_N};/16_stddev 2.15 ns 2.15 ns 10 -std::string copy{str_with_len_N};/16_cv 8.71 % 8.71 % 10 -std::string copy{str_with_len_N};/23_mean 25.4 ns 25.4 ns 10 -std::string copy{str_with_len_N};/23_median 25.4 ns 25.4 ns 10 -std::string copy{str_with_len_N};/23_stddev 1.21 ns 1.21 ns 10 -std::string copy{str_with_len_N};/23_cv 4.77 % 4.77 % 10 -std::string copy{str_with_len_N};/24_mean 24.0 ns 24.0 ns 10 -std::string copy{str_with_len_N};/24_median 23.9 ns 23.9 ns 10 -std::string copy{str_with_len_N};/24_stddev 0.624 ns 0.624 ns 10 -std::string copy{str_with_len_N};/24_cv 2.60 % 2.60 % 10 -std::string copy{str_with_len_N};/32_mean 23.7 ns 23.7 ns 10 -std::string copy{str_with_len_N};/32_median 23.5 ns 23.5 ns 10 -std::string copy{str_with_len_N};/32_stddev 0.789 ns 0.789 ns 10 -std::string copy{str_with_len_N};/32_cv 3.33 % 3.33 % 10 -std::string copy{str_with_len_N};/64_mean 23.9 ns 23.9 ns 10 -std::string copy{str_with_len_N};/64_median 23.8 ns 23.8 ns 10 -std::string copy{str_with_len_N};/64_stddev 0.485 ns 0.485 ns 10 -std::string copy{str_with_len_N};/64_cv 2.03 % 2.03 % 10 -std::string copy{str_with_len_N};/128_mean 25.3 ns 25.3 ns 10 -std::string copy{str_with_len_N};/128_median 25.3 ns 25.3 ns 10 -std::string copy{str_with_len_N};/128_stddev 0.580 ns 0.580 ns 10 -std::string copy{str_with_len_N};/128_cv 2.29 % 2.29 % 10 -std::string copy{str_with_len_N};/256_mean 25.6 ns 25.6 ns 10 -std::string copy{str_with_len_N};/256_median 25.6 ns 25.6 ns 10 -std::string copy{str_with_len_N};/256_stddev 0.324 ns 0.324 ns 10 -std::string copy{str_with_len_N};/256_cv 1.27 % 1.27 % 10 -std::string copy{str_with_len_N};/512_mean 30.1 ns 30.1 ns 10 -std::string copy{str_with_len_N};/512_median 29.9 ns 29.9 ns 10 -std::string copy{str_with_len_N};/512_stddev 1.22 ns 1.22 ns 10 -std::string copy{str_with_len_N};/512_cv 4.04 % 4.04 % 10 -std::string copy{str_with_len_N};/1024_mean 39.5 ns 39.5 ns 10 -std::string copy{str_with_len_N};/1024_median 39.3 ns 39.3 ns 10 -std::string copy{str_with_len_N};/1024_stddev 0.901 ns 0.901 ns 10 -std::string copy{str_with_len_N};/1024_cv 2.28 % 2.28 % 10 -std::string copy{str_with_len_N};/2048_mean 114 ns 114 ns 10 -std::string copy{str_with_len_N};/2048_median 115 ns 115 ns 10 -std::string copy{str_with_len_N};/2048_stddev 5.51 ns 5.51 ns 10 -std::string copy{str_with_len_N};/2048_cv 4.82 % 4.82 % 10 -std::string copy{str_with_len_N};/4096_mean 153 ns 153 ns 10 -std::string copy{str_with_len_N};/4096_median 154 ns 154 ns 10 -std::string copy{str_with_len_N};/4096_stddev 12.3 ns 12.3 ns 10 -std::string copy{str_with_len_N};/4096_cv 8.07 % 8.07 % 10 -stringa copy{str_with_len_N};/15_mean 1.12 ns 1.12 ns 10 -stringa copy{str_with_len_N};/15_median 1.12 ns 1.12 ns 10 -stringa copy{str_with_len_N};/15_stddev 0.021 ns 0.021 ns 10 -stringa copy{str_with_len_N};/15_cv 1.88 % 1.88 % 10 -stringa copy{str_with_len_N};/16_mean 1.09 ns 1.09 ns 10 -stringa copy{str_with_len_N};/16_median 1.09 ns 1.09 ns 10 -stringa copy{str_with_len_N};/16_stddev 0.012 ns 0.012 ns 10 -stringa copy{str_with_len_N};/16_cv 1.09 % 1.09 % 10 -stringa copy{str_with_len_N};/23_mean 1.10 ns 1.10 ns 10 -stringa copy{str_with_len_N};/23_median 1.09 ns 1.09 ns 10 -stringa copy{str_with_len_N};/23_stddev 0.029 ns 0.029 ns 10 -stringa copy{str_with_len_N};/23_cv 2.68 % 2.68 % 10 -stringa copy{str_with_len_N};/24_mean 16.2 ns 16.2 ns 10 -stringa copy{str_with_len_N};/24_median 16.2 ns 16.2 ns 10 -stringa copy{str_with_len_N};/24_stddev 0.197 ns 0.197 ns 10 -stringa copy{str_with_len_N};/24_cv 1.22 % 1.22 % 10 -stringa copy{str_with_len_N};/32_mean 16.0 ns 16.0 ns 10 -stringa copy{str_with_len_N};/32_median 16.0 ns 16.0 ns 10 -stringa copy{str_with_len_N};/32_stddev 0.143 ns 0.143 ns 10 -stringa copy{str_with_len_N};/32_cv 0.89 % 0.89 % 10 -stringa copy{str_with_len_N};/64_mean 16.3 ns 16.3 ns 10 -stringa copy{str_with_len_N};/64_median 16.2 ns 16.2 ns 10 -stringa copy{str_with_len_N};/64_stddev 0.299 ns 0.299 ns 10 -stringa copy{str_with_len_N};/64_cv 1.84 % 1.84 % 10 +std::string copy{str_with_len_N};/15_mean 4.81 ns 4.81 ns 10 +std::string copy{str_with_len_N};/15_median 4.81 ns 4.81 ns 10 +std::string copy{str_with_len_N};/15_stddev 0.076 ns 0.076 ns 10 +std::string copy{str_with_len_N};/15_cv 1.58 % 1.58 % 10 +std::string copy{str_with_len_N};/16_mean 23.2 ns 23.2 ns 10 +std::string copy{str_with_len_N};/16_median 23.1 ns 23.1 ns 10 +std::string copy{str_with_len_N};/16_stddev 0.432 ns 0.432 ns 10 +std::string copy{str_with_len_N};/16_cv 1.87 % 1.87 % 10 +std::string copy{str_with_len_N};/23_mean 23.2 ns 23.2 ns 10 +std::string copy{str_with_len_N};/23_median 22.7 ns 22.7 ns 10 +std::string copy{str_with_len_N};/23_stddev 0.762 ns 0.762 ns 10 +std::string copy{str_with_len_N};/23_cv 3.29 % 3.29 % 10 +std::string copy{str_with_len_N};/24_mean 24.7 ns 24.7 ns 10 +std::string copy{str_with_len_N};/24_median 24.0 ns 24.0 ns 10 +std::string copy{str_with_len_N};/24_stddev 2.15 ns 2.15 ns 10 +std::string copy{str_with_len_N};/24_cv 8.73 % 8.73 % 10 +std::string copy{str_with_len_N};/32_mean 22.7 ns 22.7 ns 10 +std::string copy{str_with_len_N};/32_median 22.7 ns 22.7 ns 10 +std::string copy{str_with_len_N};/32_stddev 0.396 ns 0.396 ns 10 +std::string copy{str_with_len_N};/32_cv 1.74 % 1.74 % 10 +std::string copy{str_with_len_N};/64_mean 22.5 ns 22.5 ns 10 +std::string copy{str_with_len_N};/64_median 22.5 ns 22.5 ns 10 +std::string copy{str_with_len_N};/64_stddev 0.371 ns 0.371 ns 10 +std::string copy{str_with_len_N};/64_cv 1.65 % 1.65 % 10 +std::string copy{str_with_len_N};/128_mean 24.4 ns 24.4 ns 10 +std::string copy{str_with_len_N};/128_median 24.1 ns 24.1 ns 10 +std::string copy{str_with_len_N};/128_stddev 0.748 ns 0.748 ns 10 +std::string copy{str_with_len_N};/128_cv 3.07 % 3.07 % 10 +std::string copy{str_with_len_N};/256_mean 28.2 ns 28.2 ns 10 +std::string copy{str_with_len_N};/256_median 28.2 ns 28.2 ns 10 +std::string copy{str_with_len_N};/256_stddev 0.350 ns 0.350 ns 10 +std::string copy{str_with_len_N};/256_cv 1.24 % 1.24 % 10 +std::string copy{str_with_len_N};/512_mean 28.6 ns 28.6 ns 10 +std::string copy{str_with_len_N};/512_median 28.7 ns 28.7 ns 10 +std::string copy{str_with_len_N};/512_stddev 0.512 ns 0.512 ns 10 +std::string copy{str_with_len_N};/512_cv 1.79 % 1.79 % 10 +std::string copy{str_with_len_N};/1024_mean 33.8 ns 33.8 ns 10 +std::string copy{str_with_len_N};/1024_median 33.8 ns 33.8 ns 10 +std::string copy{str_with_len_N};/1024_stddev 0.727 ns 0.727 ns 10 +std::string copy{str_with_len_N};/1024_cv 2.15 % 2.15 % 10 +std::string copy{str_with_len_N};/2048_mean 121 ns 121 ns 10 +std::string copy{str_with_len_N};/2048_median 122 ns 122 ns 10 +std::string copy{str_with_len_N};/2048_stddev 8.44 ns 8.44 ns 10 +std::string copy{str_with_len_N};/2048_cv 6.96 % 6.96 % 10 +std::string copy{str_with_len_N};/4096_mean 164 ns 164 ns 10 +std::string copy{str_with_len_N};/4096_median 161 ns 161 ns 10 +std::string copy{str_with_len_N};/4096_stddev 18.3 ns 18.3 ns 10 +std::string copy{str_with_len_N};/4096_cv 11.17 % 11.17 % 10 +stringa copy{str_with_len_N};/15_mean 1.11 ns 1.11 ns 10 +stringa copy{str_with_len_N};/15_median 1.11 ns 1.11 ns 10 +stringa copy{str_with_len_N};/15_stddev 0.022 ns 0.022 ns 10 +stringa copy{str_with_len_N};/15_cv 1.99 % 1.99 % 10 +stringa copy{str_with_len_N};/16_mean 1.12 ns 1.12 ns 10 +stringa copy{str_with_len_N};/16_median 1.12 ns 1.12 ns 10 +stringa copy{str_with_len_N};/16_stddev 0.034 ns 0.034 ns 10 +stringa copy{str_with_len_N};/16_cv 3.05 % 3.05 % 10 +stringa copy{str_with_len_N};/23_mean 1.12 ns 1.12 ns 10 +stringa copy{str_with_len_N};/23_median 1.11 ns 1.11 ns 10 +stringa copy{str_with_len_N};/23_stddev 0.050 ns 0.050 ns 10 +stringa copy{str_with_len_N};/23_cv 4.43 % 4.43 % 10 +stringa copy{str_with_len_N};/24_mean 16.4 ns 16.4 ns 10 +stringa copy{str_with_len_N};/24_median 16.3 ns 16.3 ns 10 +stringa copy{str_with_len_N};/24_stddev 0.494 ns 0.494 ns 10 +stringa copy{str_with_len_N};/24_cv 3.01 % 3.01 % 10 +stringa copy{str_with_len_N};/32_mean 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/32_median 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/32_stddev 0.107 ns 0.107 ns 10 +stringa copy{str_with_len_N};/32_cv 0.67 % 0.67 % 10 +stringa copy{str_with_len_N};/64_mean 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/64_median 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/64_stddev 0.081 ns 0.081 ns 10 +stringa copy{str_with_len_N};/64_cv 0.50 % 0.50 % 10 stringa copy{str_with_len_N};/128_mean 16.1 ns 16.1 ns 10 stringa copy{str_with_len_N};/128_median 16.1 ns 16.1 ns 10 -stringa copy{str_with_len_N};/128_stddev 0.148 ns 0.148 ns 10 -stringa copy{str_with_len_N};/128_cv 0.92 % 0.92 % 10 +stringa copy{str_with_len_N};/128_stddev 0.132 ns 0.132 ns 10 +stringa copy{str_with_len_N};/128_cv 0.82 % 0.82 % 10 stringa copy{str_with_len_N};/256_mean 16.3 ns 16.3 ns 10 stringa copy{str_with_len_N};/256_median 16.1 ns 16.1 ns 10 -stringa copy{str_with_len_N};/256_stddev 0.325 ns 0.325 ns 10 -stringa copy{str_with_len_N};/256_cv 2.00 % 2.00 % 10 -stringa copy{str_with_len_N};/512_mean 16.2 ns 16.2 ns 10 -stringa copy{str_with_len_N};/512_median 16.1 ns 16.1 ns 10 -stringa copy{str_with_len_N};/512_stddev 0.323 ns 0.323 ns 10 -stringa copy{str_with_len_N};/512_cv 2.00 % 2.00 % 10 -stringa copy{str_with_len_N};/1024_mean 16.1 ns 16.1 ns 10 -stringa copy{str_with_len_N};/1024_median 16.0 ns 16.0 ns 10 -stringa copy{str_with_len_N};/1024_stddev 0.249 ns 0.249 ns 10 -stringa copy{str_with_len_N};/1024_cv 1.55 % 1.55 % 10 -stringa copy{str_with_len_N};/2048_mean 17.9 ns 17.9 ns 10 -stringa copy{str_with_len_N};/2048_median 16.2 ns 16.2 ns 10 -stringa copy{str_with_len_N};/2048_stddev 3.59 ns 3.59 ns 10 -stringa copy{str_with_len_N};/2048_cv 20.05 % 20.05 % 10 -stringa copy{str_with_len_N};/4096_mean 17.8 ns 17.8 ns 10 -stringa copy{str_with_len_N};/4096_median 16.1 ns 16.1 ns 10 -stringa copy{str_with_len_N};/4096_stddev 3.54 ns 3.54 ns 10 -stringa copy{str_with_len_N};/4096_cv 19.96 % 19.96 % 10 -lstringa<16> copy{str_with_len_N};/15_mean 4.44 ns 4.44 ns 10 -lstringa<16> copy{str_with_len_N};/15_median 4.44 ns 4.44 ns 10 -lstringa<16> copy{str_with_len_N};/15_stddev 0.133 ns 0.133 ns 10 -lstringa<16> copy{str_with_len_N};/15_cv 3.00 % 3.00 % 10 -lstringa<16> copy{str_with_len_N};/16_mean 4.48 ns 4.48 ns 10 -lstringa<16> copy{str_with_len_N};/16_median 4.51 ns 4.51 ns 10 -lstringa<16> copy{str_with_len_N};/16_stddev 0.124 ns 0.124 ns 10 -lstringa<16> copy{str_with_len_N};/16_cv 2.77 % 2.77 % 10 -lstringa<16> copy{str_with_len_N};/23_mean 4.78 ns 4.78 ns 10 -lstringa<16> copy{str_with_len_N};/23_median 4.78 ns 4.78 ns 10 -lstringa<16> copy{str_with_len_N};/23_stddev 0.318 ns 0.318 ns 10 -lstringa<16> copy{str_with_len_N};/23_cv 6.65 % 6.65 % 10 -lstringa<16> copy{str_with_len_N};/24_mean 24.8 ns 24.8 ns 10 -lstringa<16> copy{str_with_len_N};/24_median 24.4 ns 24.4 ns 10 -lstringa<16> copy{str_with_len_N};/24_stddev 1.70 ns 1.70 ns 10 -lstringa<16> copy{str_with_len_N};/24_cv 6.83 % 6.83 % 10 -lstringa<16> copy{str_with_len_N};/32_mean 23.9 ns 23.9 ns 10 -lstringa<16> copy{str_with_len_N};/32_median 23.8 ns 23.8 ns 10 -lstringa<16> copy{str_with_len_N};/32_stddev 0.467 ns 0.467 ns 10 -lstringa<16> copy{str_with_len_N};/32_cv 1.96 % 1.96 % 10 -lstringa<16> copy{str_with_len_N};/64_mean 25.6 ns 25.6 ns 10 -lstringa<16> copy{str_with_len_N};/64_median 25.4 ns 25.4 ns 10 -lstringa<16> copy{str_with_len_N};/64_stddev 0.568 ns 0.568 ns 10 -lstringa<16> copy{str_with_len_N};/64_cv 2.22 % 2.22 % 10 -lstringa<16> copy{str_with_len_N};/128_mean 26.4 ns 26.4 ns 10 -lstringa<16> copy{str_with_len_N};/128_median 26.2 ns 26.2 ns 10 -lstringa<16> copy{str_with_len_N};/128_stddev 1.24 ns 1.24 ns 10 -lstringa<16> copy{str_with_len_N};/128_cv 4.70 % 4.70 % 10 -lstringa<16> copy{str_with_len_N};/256_mean 27.4 ns 27.4 ns 10 -lstringa<16> copy{str_with_len_N};/256_median 27.1 ns 27.1 ns 10 -lstringa<16> copy{str_with_len_N};/256_stddev 0.971 ns 0.971 ns 10 -lstringa<16> copy{str_with_len_N};/256_cv 3.54 % 3.54 % 10 -lstringa<16> copy{str_with_len_N};/512_mean 29.9 ns 29.9 ns 10 -lstringa<16> copy{str_with_len_N};/512_median 30.1 ns 30.1 ns 10 -lstringa<16> copy{str_with_len_N};/512_stddev 0.646 ns 0.646 ns 10 -lstringa<16> copy{str_with_len_N};/512_cv 2.16 % 2.16 % 10 -lstringa<16> copy{str_with_len_N};/1024_mean 93.1 ns 93.1 ns 10 -lstringa<16> copy{str_with_len_N};/1024_median 94.6 ns 94.6 ns 10 -lstringa<16> copy{str_with_len_N};/1024_stddev 6.41 ns 6.41 ns 10 -lstringa<16> copy{str_with_len_N};/1024_cv 6.88 % 6.88 % 10 -lstringa<16> copy{str_with_len_N};/2048_mean 107 ns 107 ns 10 -lstringa<16> copy{str_with_len_N};/2048_median 109 ns 109 ns 10 -lstringa<16> copy{str_with_len_N};/2048_stddev 9.10 ns 9.10 ns 10 -lstringa<16> copy{str_with_len_N};/2048_cv 8.53 % 8.53 % 10 +stringa copy{str_with_len_N};/256_stddev 0.513 ns 0.513 ns 10 +stringa copy{str_with_len_N};/256_cv 3.15 % 3.15 % 10 +stringa copy{str_with_len_N};/512_mean 16.4 ns 16.4 ns 10 +stringa copy{str_with_len_N};/512_median 16.2 ns 16.2 ns 10 +stringa copy{str_with_len_N};/512_stddev 0.387 ns 0.387 ns 10 +stringa copy{str_with_len_N};/512_cv 2.37 % 2.37 % 10 +stringa copy{str_with_len_N};/1024_mean 16.3 ns 16.3 ns 10 +stringa copy{str_with_len_N};/1024_median 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/1024_stddev 0.454 ns 0.454 ns 10 +stringa copy{str_with_len_N};/1024_cv 2.79 % 2.79 % 10 +stringa copy{str_with_len_N};/2048_mean 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/2048_median 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/2048_stddev 0.138 ns 0.138 ns 10 +stringa copy{str_with_len_N};/2048_cv 0.86 % 0.86 % 10 +stringa copy{str_with_len_N};/4096_mean 16.1 ns 16.1 ns 10 +stringa copy{str_with_len_N};/4096_median 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/4096_stddev 0.230 ns 0.230 ns 10 +stringa copy{str_with_len_N};/4096_cv 1.43 % 1.43 % 10 +lstringa<16> copy{str_with_len_N};/15_mean 4.55 ns 4.55 ns 10 +lstringa<16> copy{str_with_len_N};/15_median 4.50 ns 4.50 ns 10 +lstringa<16> copy{str_with_len_N};/15_stddev 0.233 ns 0.233 ns 10 +lstringa<16> copy{str_with_len_N};/15_cv 5.12 % 5.12 % 10 +lstringa<16> copy{str_with_len_N};/16_mean 4.50 ns 4.50 ns 10 +lstringa<16> copy{str_with_len_N};/16_median 4.44 ns 4.44 ns 10 +lstringa<16> copy{str_with_len_N};/16_stddev 0.213 ns 0.213 ns 10 +lstringa<16> copy{str_with_len_N};/16_cv 4.72 % 4.72 % 10 +lstringa<16> copy{str_with_len_N};/23_mean 4.44 ns 4.44 ns 10 +lstringa<16> copy{str_with_len_N};/23_median 4.43 ns 4.43 ns 10 +lstringa<16> copy{str_with_len_N};/23_stddev 0.066 ns 0.066 ns 10 +lstringa<16> copy{str_with_len_N};/23_cv 1.47 % 1.47 % 10 +lstringa<16> copy{str_with_len_N};/24_mean 24.5 ns 24.5 ns 10 +lstringa<16> copy{str_with_len_N};/24_median 24.6 ns 24.6 ns 10 +lstringa<16> copy{str_with_len_N};/24_stddev 0.440 ns 0.440 ns 10 +lstringa<16> copy{str_with_len_N};/24_cv 1.79 % 1.79 % 10 +lstringa<16> copy{str_with_len_N};/32_mean 24.4 ns 24.4 ns 10 +lstringa<16> copy{str_with_len_N};/32_median 23.9 ns 23.9 ns 10 +lstringa<16> copy{str_with_len_N};/32_stddev 1.15 ns 1.15 ns 10 +lstringa<16> copy{str_with_len_N};/32_cv 4.70 % 4.70 % 10 +lstringa<16> copy{str_with_len_N};/64_mean 26.5 ns 26.5 ns 10 +lstringa<16> copy{str_with_len_N};/64_median 26.3 ns 26.3 ns 10 +lstringa<16> copy{str_with_len_N};/64_stddev 0.998 ns 0.998 ns 10 +lstringa<16> copy{str_with_len_N};/64_cv 3.77 % 3.77 % 10 +lstringa<16> copy{str_with_len_N};/128_mean 26.6 ns 26.6 ns 10 +lstringa<16> copy{str_with_len_N};/128_median 26.0 ns 26.0 ns 10 +lstringa<16> copy{str_with_len_N};/128_stddev 1.56 ns 1.56 ns 10 +lstringa<16> copy{str_with_len_N};/128_cv 5.85 % 5.85 % 10 +lstringa<16> copy{str_with_len_N};/256_mean 29.7 ns 29.7 ns 10 +lstringa<16> copy{str_with_len_N};/256_median 28.5 ns 28.5 ns 10 +lstringa<16> copy{str_with_len_N};/256_stddev 2.99 ns 2.99 ns 10 +lstringa<16> copy{str_with_len_N};/256_cv 10.04 % 10.04 % 10 +lstringa<16> copy{str_with_len_N};/512_mean 30.8 ns 30.8 ns 10 +lstringa<16> copy{str_with_len_N};/512_median 29.9 ns 29.9 ns 10 +lstringa<16> copy{str_with_len_N};/512_stddev 2.19 ns 2.19 ns 10 +lstringa<16> copy{str_with_len_N};/512_cv 7.13 % 7.13 % 10 +lstringa<16> copy{str_with_len_N};/1024_mean 93.8 ns 93.8 ns 10 +lstringa<16> copy{str_with_len_N};/1024_median 93.8 ns 93.8 ns 10 +lstringa<16> copy{str_with_len_N};/1024_stddev 9.69 ns 9.69 ns 10 +lstringa<16> copy{str_with_len_N};/1024_cv 10.33 % 10.33 % 10 +lstringa<16> copy{str_with_len_N};/2048_mean 124 ns 124 ns 10 +lstringa<16> copy{str_with_len_N};/2048_median 118 ns 118 ns 10 +lstringa<16> copy{str_with_len_N};/2048_stddev 20.6 ns 20.6 ns 10 +lstringa<16> copy{str_with_len_N};/2048_cv 16.55 % 16.55 % 10 lstringa<16> copy{str_with_len_N};/4096_mean 128 ns 128 ns 10 lstringa<16> copy{str_with_len_N};/4096_median 128 ns 128 ns 10 -lstringa<16> copy{str_with_len_N};/4096_stddev 10.5 ns 10.6 ns 10 -lstringa<16> copy{str_with_len_N};/4096_cv 8.23 % 8.23 % 10 -lstringa<512> copy{str_with_len_N};/15_mean 4.54 ns 4.54 ns 10 -lstringa<512> copy{str_with_len_N};/15_median 4.46 ns 4.46 ns 10 -lstringa<512> copy{str_with_len_N};/15_stddev 0.301 ns 0.301 ns 10 -lstringa<512> copy{str_with_len_N};/15_cv 6.64 % 6.63 % 10 -lstringa<512> copy{str_with_len_N};/16_mean 4.50 ns 4.50 ns 10 -lstringa<512> copy{str_with_len_N};/16_median 4.48 ns 4.48 ns 10 -lstringa<512> copy{str_with_len_N};/16_stddev 0.128 ns 0.128 ns 10 -lstringa<512> copy{str_with_len_N};/16_cv 2.83 % 2.83 % 10 -lstringa<512> copy{str_with_len_N};/23_mean 4.58 ns 4.58 ns 10 -lstringa<512> copy{str_with_len_N};/23_median 4.50 ns 4.50 ns 10 -lstringa<512> copy{str_with_len_N};/23_stddev 0.208 ns 0.208 ns 10 -lstringa<512> copy{str_with_len_N};/23_cv 4.54 % 4.54 % 10 -lstringa<512> copy{str_with_len_N};/24_mean 4.49 ns 4.49 ns 10 -lstringa<512> copy{str_with_len_N};/24_median 4.46 ns 4.46 ns 10 -lstringa<512> copy{str_with_len_N};/24_stddev 0.102 ns 0.102 ns 10 -lstringa<512> copy{str_with_len_N};/24_cv 2.26 % 2.26 % 10 -lstringa<512> copy{str_with_len_N};/32_mean 4.09 ns 4.09 ns 10 -lstringa<512> copy{str_with_len_N};/32_median 4.08 ns 4.08 ns 10 -lstringa<512> copy{str_with_len_N};/32_stddev 0.066 ns 0.066 ns 10 -lstringa<512> copy{str_with_len_N};/32_cv 1.62 % 1.62 % 10 -lstringa<512> copy{str_with_len_N};/64_mean 5.62 ns 5.62 ns 10 -lstringa<512> copy{str_with_len_N};/64_median 5.59 ns 5.59 ns 10 -lstringa<512> copy{str_with_len_N};/64_stddev 0.142 ns 0.142 ns 10 -lstringa<512> copy{str_with_len_N};/64_cv 2.52 % 2.52 % 10 -lstringa<512> copy{str_with_len_N};/128_mean 7.65 ns 7.65 ns 10 -lstringa<512> copy{str_with_len_N};/128_median 7.51 ns 7.51 ns 10 -lstringa<512> copy{str_with_len_N};/128_stddev 0.644 ns 0.644 ns 10 -lstringa<512> copy{str_with_len_N};/128_cv 8.42 % 8.42 % 10 -lstringa<512> copy{str_with_len_N};/256_mean 7.91 ns 7.91 ns 10 -lstringa<512> copy{str_with_len_N};/256_median 7.95 ns 7.95 ns 10 -lstringa<512> copy{str_with_len_N};/256_stddev 0.160 ns 0.160 ns 10 -lstringa<512> copy{str_with_len_N};/256_cv 2.02 % 2.02 % 10 -lstringa<512> copy{str_with_len_N};/512_mean 23.0 ns 23.0 ns 10 -lstringa<512> copy{str_with_len_N};/512_median 23.0 ns 23.0 ns 10 -lstringa<512> copy{str_with_len_N};/512_stddev 0.438 ns 0.438 ns 10 -lstringa<512> copy{str_with_len_N};/512_cv 1.90 % 1.90 % 10 -lstringa<512> copy{str_with_len_N};/1024_mean 92.2 ns 92.2 ns 10 -lstringa<512> copy{str_with_len_N};/1024_median 92.7 ns 92.7 ns 10 -lstringa<512> copy{str_with_len_N};/1024_stddev 5.60 ns 5.60 ns 10 -lstringa<512> copy{str_with_len_N};/1024_cv 6.08 % 6.08 % 10 -lstringa<512> copy{str_with_len_N};/2048_mean 110 ns 110 ns 10 -lstringa<512> copy{str_with_len_N};/2048_median 108 ns 108 ns 10 -lstringa<512> copy{str_with_len_N};/2048_stddev 9.96 ns 9.96 ns 10 -lstringa<512> copy{str_with_len_N};/2048_cv 9.04 % 9.04 % 10 -lstringa<512> copy{str_with_len_N};/4096_mean 123 ns 123 ns 10 -lstringa<512> copy{str_with_len_N};/4096_median 123 ns 123 ns 10 -lstringa<512> copy{str_with_len_N};/4096_stddev 7.26 ns 7.26 ns 10 -lstringa<512> copy{str_with_len_N};/4096_cv 5.90 % 5.90 % 10 +lstringa<16> copy{str_with_len_N};/4096_stddev 9.50 ns 9.50 ns 10 +lstringa<16> copy{str_with_len_N};/4096_cv 7.44 % 7.44 % 10 +lstringa<512> copy{str_with_len_N};/15_mean 5.79 ns 5.79 ns 10 +lstringa<512> copy{str_with_len_N};/15_median 5.75 ns 5.75 ns 10 +lstringa<512> copy{str_with_len_N};/15_stddev 0.214 ns 0.214 ns 10 +lstringa<512> copy{str_with_len_N};/15_cv 3.70 % 3.70 % 10 +lstringa<512> copy{str_with_len_N};/16_mean 6.04 ns 6.04 ns 10 +lstringa<512> copy{str_with_len_N};/16_median 5.78 ns 5.78 ns 10 +lstringa<512> copy{str_with_len_N};/16_stddev 0.517 ns 0.517 ns 10 +lstringa<512> copy{str_with_len_N};/16_cv 8.57 % 8.57 % 10 +lstringa<512> copy{str_with_len_N};/23_mean 5.66 ns 5.66 ns 10 +lstringa<512> copy{str_with_len_N};/23_median 5.66 ns 5.66 ns 10 +lstringa<512> copy{str_with_len_N};/23_stddev 0.105 ns 0.105 ns 10 +lstringa<512> copy{str_with_len_N};/23_cv 1.86 % 1.86 % 10 +lstringa<512> copy{str_with_len_N};/24_mean 5.74 ns 5.74 ns 10 +lstringa<512> copy{str_with_len_N};/24_median 5.71 ns 5.71 ns 10 +lstringa<512> copy{str_with_len_N};/24_stddev 0.145 ns 0.145 ns 10 +lstringa<512> copy{str_with_len_N};/24_cv 2.52 % 2.52 % 10 +lstringa<512> copy{str_with_len_N};/32_mean 5.34 ns 5.34 ns 10 +lstringa<512> copy{str_with_len_N};/32_median 5.30 ns 5.30 ns 10 +lstringa<512> copy{str_with_len_N};/32_stddev 0.134 ns 0.134 ns 10 +lstringa<512> copy{str_with_len_N};/32_cv 2.51 % 2.51 % 10 +lstringa<512> copy{str_with_len_N};/64_mean 6.83 ns 6.83 ns 10 +lstringa<512> copy{str_with_len_N};/64_median 6.77 ns 6.77 ns 10 +lstringa<512> copy{str_with_len_N};/64_stddev 0.146 ns 0.146 ns 10 +lstringa<512> copy{str_with_len_N};/64_cv 2.14 % 2.14 % 10 +lstringa<512> copy{str_with_len_N};/128_mean 6.97 ns 6.97 ns 10 +lstringa<512> copy{str_with_len_N};/128_median 6.96 ns 6.96 ns 10 +lstringa<512> copy{str_with_len_N};/128_stddev 0.096 ns 0.096 ns 10 +lstringa<512> copy{str_with_len_N};/128_cv 1.37 % 1.37 % 10 +lstringa<512> copy{str_with_len_N};/256_mean 7.83 ns 7.83 ns 10 +lstringa<512> copy{str_with_len_N};/256_median 7.81 ns 7.81 ns 10 +lstringa<512> copy{str_with_len_N};/256_stddev 0.095 ns 0.095 ns 10 +lstringa<512> copy{str_with_len_N};/256_cv 1.22 % 1.22 % 10 +lstringa<512> copy{str_with_len_N};/512_mean 10.6 ns 10.6 ns 10 +lstringa<512> copy{str_with_len_N};/512_median 10.4 ns 10.4 ns 10 +lstringa<512> copy{str_with_len_N};/512_stddev 0.577 ns 0.577 ns 10 +lstringa<512> copy{str_with_len_N};/512_cv 5.44 % 5.44 % 10 +lstringa<512> copy{str_with_len_N};/1024_mean 94.8 ns 94.8 ns 10 +lstringa<512> copy{str_with_len_N};/1024_median 96.1 ns 96.1 ns 10 +lstringa<512> copy{str_with_len_N};/1024_stddev 11.1 ns 11.1 ns 10 +lstringa<512> copy{str_with_len_N};/1024_cv 11.71 % 11.71 % 10 +lstringa<512> copy{str_with_len_N};/2048_mean 114 ns 114 ns 10 +lstringa<512> copy{str_with_len_N};/2048_median 114 ns 114 ns 10 +lstringa<512> copy{str_with_len_N};/2048_stddev 11.0 ns 11.0 ns 10 +lstringa<512> copy{str_with_len_N};/2048_cv 9.68 % 9.68 % 10 +lstringa<512> copy{str_with_len_N};/4096_mean 128 ns 128 ns 10 +lstringa<512> copy{str_with_len_N};/4096_median 130 ns 130 ns 10 +lstringa<512> copy{str_with_len_N};/4096_stddev 7.49 ns 7.49 ns 10 +lstringa<512> copy{str_with_len_N};/4096_cv 5.86 % 5.86 % 10 ----- Convert to int '1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_mean 27.0 ns 27.0 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 26.9 ns 26.9 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 0.838 ns 0.838 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 3.11 % 3.11 % 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_mean 12.2 ns 12.2 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 12.1 ns 12.1 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.205 ns 0.205 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 1.69 % 1.69 % 10 -stringa s = "123456789"; int res = s.to_int_mean 9.52 ns 9.52 ns 10 -stringa s = "123456789"; int res = s.to_int_median 9.35 ns 9.35 ns 10 -stringa s = "123456789"; int res = s.to_int_stddev 0.457 ns 0.457 ns 10 -stringa s = "123456789"; int res = s.to_int_cv 4.80 % 4.80 % 10 -ssa s = "123456789"; int res = s.to_int_mean 7.82 ns 7.82 ns 10 -ssa s = "123456789"; int res = s.to_int_median 7.79 ns 7.79 ns 10 -ssa s = "123456789"; int res = s.to_int_stddev 0.160 ns 0.160 ns 10 -ssa s = "123456789"; int res = s.to_int_cv 2.04 % 2.04 % 10 -lstringa<20> s = "123456789"; int res = s.to_int_mean 8.20 ns 8.20 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_median 8.17 ns 8.17 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.201 ns 0.201 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_cv 2.45 % 2.45 % 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 26.8 ns 26.8 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 0.718 ns 0.718 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 2.66 % 2.66 % 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_mean 12.1 ns 12.1 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 11.8 ns 11.8 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.910 ns 0.910 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 7.53 % 7.53 % 10 +stringa s = "123456789"; int res = s.to_int_mean 8.11 ns 8.11 ns 10 +stringa s = "123456789"; int res = s.to_int_median 8.09 ns 8.09 ns 10 +stringa s = "123456789"; int res = s.to_int_stddev 0.161 ns 0.161 ns 10 +stringa s = "123456789"; int res = s.to_int_cv 1.98 % 1.98 % 10 +ssa s = "123456789"; int res = s.to_int_mean 8.22 ns 8.22 ns 10 +ssa s = "123456789"; int res = s.to_int_median 8.21 ns 8.21 ns 10 +ssa s = "123456789"; int res = s.to_int_stddev 0.250 ns 0.250 ns 10 +ssa s = "123456789"; int res = s.to_int_cv 3.04 % 3.04 % 10 +lstringa<20> s = "123456789"; int res = s.to_int_mean 8.07 ns 8.07 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_median 8.06 ns 8.06 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.080 ns 0.080 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_cv 0.99 % 0.99 % 10 ----- Convert to unsigned 'abcDef' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 24.2 ns 24.2 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 23.4 ns 23.4 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 1.68 ns 1.68 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 6.96 % 6.96 % 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 9.61 ns 9.61 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 9.50 ns 9.50 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.219 ns 0.219 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 2.27 % 2.27 % 10 -stringa s = "abcDef"; int res = s.to_int_mean 8.48 ns 8.48 ns 10 -stringa s = "abcDef"; int res = s.to_int_median 8.48 ns 8.48 ns 10 -stringa s = "abcDef"; int res = s.to_int_stddev 0.129 ns 0.129 ns 10 -stringa s = "abcDef"; int res = s.to_int_cv 1.53 % 1.53 % 10 -ssa s = "abcDef"; int res = s.to_int_mean 7.78 ns 7.78 ns 10 -ssa s = "abcDef"; int res = s.to_int_median 7.73 ns 7.73 ns 10 -ssa s = "abcDef"; int res = s.to_int_stddev 0.279 ns 0.279 ns 10 -ssa s = "abcDef"; int res = s.to_int_cv 3.59 % 3.59 % 10 -lstringa<20> s = "abcDef"; int res = s.to_int_mean 8.37 ns 8.37 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_median 8.34 ns 8.34 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.311 ns 0.311 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_cv 3.71 % 3.71 % 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 23.2 ns 23.2 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 23.2 ns 23.2 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 0.416 ns 0.416 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 1.79 % 1.79 % 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 10.5 ns 10.5 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 10.4 ns 10.4 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.522 ns 0.522 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 4.97 % 4.97 % 10 +stringa s = "abcDef"; int res = s.to_int_mean 8.08 ns 8.08 ns 10 +stringa s = "abcDef"; int res = s.to_int_median 8.06 ns 8.06 ns 10 +stringa s = "abcDef"; int res = s.to_int_stddev 0.104 ns 0.104 ns 10 +stringa s = "abcDef"; int res = s.to_int_cv 1.28 % 1.28 % 10 +ssa s = "abcDef"; int res = s.to_int_mean 8.13 ns 8.13 ns 10 +ssa s = "abcDef"; int res = s.to_int_median 8.11 ns 8.11 ns 10 +ssa s = "abcDef"; int res = s.to_int_stddev 0.180 ns 0.180 ns 10 +ssa s = "abcDef"; int res = s.to_int_cv 2.22 % 2.22 % 10 +lstringa<20> s = "abcDef"; int res = s.to_int_mean 7.77 ns 7.77 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_median 7.71 ns 7.71 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.247 ns 0.247 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_cv 3.17 % 3.17 % 10 ----- Convert to int ' 1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 28.5 ns 28.5 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 28.5 ns 28.5 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 0.525 ns 0.525 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 1.84 % 1.84 % 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 15.0 ns 15.0 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_median 14.7 ns 14.7 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.522 ns 0.522 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 3.49 % 3.49 % 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 10.7 ns 10.7 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 10.8 ns 10.8 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.180 ns 0.180 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 1.68 % 1.68 % 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 28.0 ns 28.0 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 27.9 ns 27.9 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 0.574 ns 0.574 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 2.05 % 2.05 % 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 14.8 ns 14.8 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_median 14.8 ns 14.8 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.186 ns 0.186 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 1.25 % 1.25 % 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 13.7 ns 13.7 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 13.7 ns 13.7 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.305 ns 0.305 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 2.22 % 2.22 % 10 ----- Convert to double '1234.567e10' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 66.5 ns 66.5 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 64.1 ns 64.1 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 4.78 ns 4.78 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 7.19 % 7.19 % 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 25.6 ns 25.6 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 25.0 ns 25.0 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 1.50 ns 1.50 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 5.86 % 5.86 % 10 -ssa s = "1234.567e10"; double res = *s.to_double()_mean 25.1 ns 25.1 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_median 24.7 ns 24.7 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_stddev 0.920 ns 0.920 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_cv 3.66 % 3.66 % 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 63.6 ns 63.6 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 63.1 ns 63.1 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 2.33 ns 2.33 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 3.66 % 3.66 % 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 23.9 ns 23.9 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 23.9 ns 23.9 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 0.343 ns 0.343 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 1.43 % 1.43 % 10 +ssa s = "1234.567e10"; double res = *s.to_double()_mean 24.6 ns 24.6 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_median 24.4 ns 24.4 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_stddev 0.832 ns 0.832 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_cv 3.38 % 3.38 % 10 -- Append const literal of 16 bytes 64 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << "abbaabbaabbaabba";_mean 1342 ns 1342 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_median 1340 ns 1340 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 34.5 ns 34.5 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_cv 2.57 % 2.57 % 10 -std::string str; ... str += "abbaabbaabbaabba";_mean 384 ns 384 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_median 381 ns 381 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_stddev 13.5 ns 13.5 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_cv 3.51 % 3.51 % 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 369 ns 369 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_median 367 ns 367 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 15.2 ns 15.2 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 4.12 % 4.12 % 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 275 ns 275 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_median 281 ns 281 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 19.9 ns 19.9 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 7.23 % 7.23 % 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 215 ns 215 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_median 214 ns 214 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 3.06 ns 3.06 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 1.42 % 1.42 % 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 140 ns 140 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 139 ns 139 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 2.73 ns 2.73 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 1.95 % 1.95 % 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_mean 1440 ns 1440 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_median 1448 ns 1448 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 94.7 ns 94.7 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_cv 6.58 % 6.58 % 10 +std::string str; ... str += "abbaabbaabbaabba";_mean 389 ns 389 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_median 385 ns 385 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_stddev 37.7 ns 37.7 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_cv 9.70 % 9.70 % 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 398 ns 398 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_median 400 ns 400 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 14.4 ns 14.4 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 3.61 % 3.61 % 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 259 ns 259 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_median 250 ns 250 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 18.0 ns 18.0 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 6.97 % 6.97 % 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 242 ns 242 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_median 234 ns 234 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 17.2 ns 17.2 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 7.10 % 7.10 % 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 141 ns 141 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 140 ns 140 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 5.52 ns 5.52 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 3.91 % 3.91 % 10 -- Append string of 16 bytes and const literal of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 1366 ns 1366 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 1366 ns 1366 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 31.4 ns 31.4 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 2.30 % 2.30 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 1302 ns 1302 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_median 1294 ns 1294 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 37.1 ns 37.1 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 2.85 % 2.85 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 445 ns 445 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 445 ns 445 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 14.8 ns 14.8 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 3.32 % 3.32 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 372 ns 372 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 369 ns 369 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 8.87 ns 8.87 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 2.38 % 2.38 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 325 ns 325 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 322 ns 322 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 12.4 ns 12.4 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 3.80 % 3.80 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 244 ns 244 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 243 ns 243 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 8.63 ns 8.63 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 3.53 % 3.53 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 1360 ns 1360 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 1336 ns 1336 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 69.5 ns 69.5 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 5.11 % 5.11 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 1352 ns 1352 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_median 1338 ns 1338 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 107 ns 107 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 7.90 % 7.90 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 432 ns 432 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 432 ns 432 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 17.2 ns 17.2 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 3.99 % 3.99 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 402 ns 402 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 409 ns 409 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 44.6 ns 44.6 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 11.08 % 11.08 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 326 ns 326 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 315 ns 315 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 19.2 ns 19.2 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 5.88 % 5.88 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 253 ns 253 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 248 ns 248 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 13.3 ns 13.3 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 5.26 % 5.26 % 10 -- Append string of 16 bytes and const literal of 16 bytes 2048 times, 65536 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 72361 ns 72362 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 72363 ns 72364 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 1875 ns 1875 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 2.59 % 2.59 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 75918 ns 75918 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 74663 ns 74663 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 3656 ns 3656 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 4.82 % 4.82 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 30423 ns 30423 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 30339 ns 30339 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1316 ns 1316 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 4.33 % 4.33 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 18518 ns 18518 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 18508 ns 18508 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 450 ns 450 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.43 % 2.43 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 17088 ns 17088 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 17075 ns 17075 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 315 ns 315 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.84 % 1.84 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 17198 ns 17198 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 17067 ns 17067 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 349 ns 349 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.03 % 2.03 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 73241 ns 73241 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 73277 ns 73278 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 907 ns 907 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 1.24 % 1.24 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 72618 ns 72618 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 72421 ns 72421 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1242 ns 1242 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.71 % 1.71 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 19903 ns 19903 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 19899 ns 19899 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 333 ns 333 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.68 % 1.68 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 17505 ns 17505 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 17237 ns 17237 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 902 ns 902 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 5.15 % 5.15 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 17272 ns 17272 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 17246 ns 17247 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 473 ns 473 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.74 % 2.74 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 17201 ns 17201 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 17089 ns 17089 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 702 ns 702 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 4.08 % 4.08 % 10 -- Append 2 string of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var1 << str_var2;_mean 1367 ns 1367 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_median 1356 ns 1356 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_stddev 38.7 ns 38.7 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_cv 2.83 % 2.83 % 10 -std::string str; ... str += str_var1 + str_var2;_mean 1440 ns 1440 ns 10 -std::string str; ... str += str_var1 + str_var2;_median 1412 ns 1412 ns 10 -std::string str; ... str += str_var1 + str_var2;_stddev 104 ns 104 ns 10 -std::string str; ... str += str_var1 + str_var2;_cv 7.26 % 7.26 % 10 -lstringa<16> str; ... str += str_var1 + str_var2;_mean 539 ns 539 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_median 525 ns 525 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_stddev 46.4 ns 46.4 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_cv 8.61 % 8.61 % 10 +std::stringstream str; ... str << str_var1 << str_var2;_mean 1469 ns 1469 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_median 1446 ns 1446 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_stddev 155 ns 155 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_cv 10.55 % 10.55 % 10 +std::string str; ... str += str_var1 + str_var2;_mean 1346 ns 1346 ns 10 +std::string str; ... str += str_var1 + str_var2;_median 1343 ns 1343 ns 10 +std::string str; ... str += str_var1 + str_var2;_stddev 25.5 ns 25.5 ns 10 +std::string str; ... str += str_var1 + str_var2;_cv 1.90 % 1.90 % 10 +lstringa<16> str; ... str += str_var1 + str_var2;_mean 512 ns 512 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_median 514 ns 514 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_stddev 10.4 ns 10.4 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_cv 2.04 % 2.04 % 10 lstringa<128> str; ... str += str_var1 + str_var2;_mean 442 ns 442 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_median 441 ns 441 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_stddev 13.0 ns 13.0 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_cv 2.93 % 2.93 % 10 -lstringa<512> str; ... str += str_var1 + str_var2;_mean 384 ns 384 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_median 383 ns 383 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_stddev 17.1 ns 17.1 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_cv 4.46 % 4.46 % 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_mean 305 ns 305 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_median 304 ns 304 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 5.50 ns 5.50 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_cv 1.80 % 1.80 % 10 +lstringa<128> str; ... str += str_var1 + str_var2;_median 435 ns 435 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_stddev 24.9 ns 24.9 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_cv 5.63 % 5.63 % 10 +lstringa<512> str; ... str += str_var1 + str_var2;_mean 395 ns 395 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_median 386 ns 386 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_stddev 21.4 ns 21.4 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_cv 5.41 % 5.41 % 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_mean 338 ns 338 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_median 334 ns 334 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 24.6 ns 24.6 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_cv 7.28 % 7.28 % 10 -- Append text, number, text --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; str << "test = " << k << " times";_mean 3038 ns 3038 ns 10 -std::stringstream str; str << "test = " << k << " times";_median 3026 ns 3026 ns 10 -std::stringstream str; str << "test = " << k << " times";_stddev 83.9 ns 83.9 ns 10 -std::stringstream str; str << "test = " << k << " times";_cv 2.76 % 2.76 % 10 -std::string str = "test = " + std::to_string(k) + " times";_mean 455 ns 455 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_median 456 ns 456 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_stddev 8.02 ns 8.02 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_cv 1.76 % 1.76 % 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 1524 ns 1524 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 1516 ns 1516 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 60.8 ns 60.8 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 3.99 % 3.99 % 10 -std::string str = std::format("test = {} times", k);_mean 1257 ns 1257 ns 10 -std::string str = std::format("test = {} times", k);_median 1205 ns 1205 ns 10 -std::string str = std::format("test = {} times", k);_stddev 131 ns 131 ns 10 -std::string str = std::format("test = {} times", k);_cv 10.44 % 10.44 % 10 -lstringa<8> str; str.format("test = {} times", k);_mean 1696 ns 1696 ns 10 -lstringa<8> str; str.format("test = {} times", k);_median 1683 ns 1683 ns 10 -lstringa<8> str; str.format("test = {} times", k);_stddev 100.0 ns 100.0 ns 10 -lstringa<8> str; str.format("test = {} times", k);_cv 5.89 % 5.89 % 10 -lstringa<32> str; str.format("test = {} times", k);_mean 1059 ns 1059 ns 10 -lstringa<32> str; str.format("test = {} times", k);_median 1034 ns 1034 ns 10 -lstringa<32> str; str.format("test = {} times", k);_stddev 53.0 ns 53.0 ns 10 -lstringa<32> str; str.format("test = {} times", k);_cv 5.01 % 5.01 % 10 -lstringa<8> str = "test = " + k + " times";_mean 311 ns 311 ns 10 -lstringa<8> str = "test = " + k + " times";_median 305 ns 305 ns 10 -lstringa<8> str = "test = " + k + " times";_stddev 14.3 ns 14.3 ns 10 -lstringa<8> str = "test = " + k + " times";_cv 4.60 % 4.60 % 10 -lstringa<32> str = "test = " + k + " times";_mean 165 ns 165 ns 10 -lstringa<32> str = "test = " + k + " times";_median 164 ns 164 ns 10 -lstringa<32> str = "test = " + k + " times";_stddev 5.21 ns 5.21 ns 10 -lstringa<32> str = "test = " + k + " times";_cv 3.15 % 3.15 % 10 -stringa str = "test = " + k + " times";_mean 157 ns 157 ns 10 -stringa str = "test = " + k + " times";_median 155 ns 155 ns 10 -stringa str = "test = " + k + " times";_stddev 7.31 ns 7.31 ns 10 -stringa str = "test = " + k + " times";_cv 4.65 % 4.65 % 10 +std::stringstream str; str << "test = " << k << " times";_mean 3041 ns 3041 ns 10 +std::stringstream str; str << "test = " << k << " times";_median 3025 ns 3025 ns 10 +std::stringstream str; str << "test = " << k << " times";_stddev 62.7 ns 62.7 ns 10 +std::stringstream str; str << "test = " << k << " times";_cv 2.06 % 2.06 % 10 +std::string str = "test = " + std::to_string(k) + " times";_mean 439 ns 439 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_median 438 ns 438 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_stddev 12.1 ns 12.1 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_cv 2.75 % 2.75 % 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 1458 ns 1458 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 1463 ns 1463 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 31.0 ns 31.0 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 2.13 % 2.13 % 10 +std::string str = std::format("test = {} times", k);_mean 1251 ns 1251 ns 10 +std::string str = std::format("test = {} times", k);_median 1239 ns 1239 ns 10 +std::string str = std::format("test = {} times", k);_stddev 40.8 ns 40.8 ns 10 +std::string str = std::format("test = {} times", k);_cv 3.27 % 3.27 % 10 +lstringa<8> str; str.format("test = {} times", k);_mean 1668 ns 1668 ns 10 +lstringa<8> str; str.format("test = {} times", k);_median 1655 ns 1655 ns 10 +lstringa<8> str; str.format("test = {} times", k);_stddev 40.6 ns 40.6 ns 10 +lstringa<8> str; str.format("test = {} times", k);_cv 2.43 % 2.43 % 10 +lstringa<32> str; str.format("test = {} times", k);_mean 1103 ns 1103 ns 10 +lstringa<32> str; str.format("test = {} times", k);_median 1085 ns 1085 ns 10 +lstringa<32> str; str.format("test = {} times", k);_stddev 84.2 ns 84.2 ns 10 +lstringa<32> str; str.format("test = {} times", k);_cv 7.64 % 7.64 % 10 +lstringa<8> str = "test = " + k + " times";_mean 313 ns 313 ns 10 +lstringa<8> str = "test = " + k + " times";_median 307 ns 307 ns 10 +lstringa<8> str = "test = " + k + " times";_stddev 20.2 ns 20.2 ns 10 +lstringa<8> str = "test = " + k + " times";_cv 6.44 % 6.44 % 10 +lstringa<32> str = "test = " + k + " times";_mean 148 ns 148 ns 10 +lstringa<32> str = "test = " + k + " times";_median 147 ns 147 ns 10 +lstringa<32> str = "test = " + k + " times";_stddev 4.11 ns 4.11 ns 10 +lstringa<32> str = "test = " + k + " times";_cv 2.77 % 2.77 % 10 +stringa str = "test = " + k + " times";_mean 162 ns 162 ns 10 +stringa str = "test = " + k + " times";_median 161 ns 161 ns 10 +stringa str = "test = " + k + " times";_stddev 4.77 ns 4.77 ns 10 +stringa str = "test = " + k + " times";_cv 2.94 % 2.94 % 10 -- Split text and convert to int --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find + substr + std::strtol_mean 266 ns 266 ns 10 -std::string::find + substr + std::strtol_median 264 ns 264 ns 10 -std::string::find + substr + std::strtol_stddev 7.39 ns 7.39 ns 10 -std::string::find + substr + std::strtol_cv 2.78 % 2.78 % 10 -ssa::splitter + ssa::as_int_mean 134 ns 134 ns 10 -ssa::splitter + ssa::as_int_median 133 ns 133 ns 10 -ssa::splitter + ssa::as_int_stddev 2.79 ns 2.79 ns 10 -ssa::splitter + ssa::as_int_cv 2.09 % 2.09 % 10 -ssa::splitf + functor_mean 129 ns 129 ns 10 -ssa::splitf + functor_median 129 ns 129 ns 10 -ssa::splitf + functor_stddev 2.99 ns 2.99 ns 10 -ssa::splitf + functor_cv 2.31 % 2.31 % 10 +std::string::find + substr + std::strtol_mean 279 ns 279 ns 10 +std::string::find + substr + std::strtol_median 277 ns 277 ns 10 +std::string::find + substr + std::strtol_stddev 8.03 ns 8.03 ns 10 +std::string::find + substr + std::strtol_cv 2.88 % 2.88 % 10 +ssa::splitter + ssa::as_int_mean 144 ns 144 ns 10 +ssa::splitter + ssa::as_int_median 145 ns 145 ns 10 +ssa::splitter + ssa::as_int_stddev 10.2 ns 10.2 ns 10 +ssa::splitter + ssa::as_int_cv 7.08 % 7.08 % 10 +ssa::splitf + functor_mean 130 ns 130 ns 10 +ssa::splitf + functor_median 127 ns 127 ns 10 +ssa::splitf + functor_stddev 7.98 ns 7.98 ns 10 +ssa::splitf + functor_cv 6.14 % 6.14 % 10 -- Replace symbols in text ~400 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Naive (and wrong) replace symbols with std::string find + replace_mean 892 ns 892 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_median 853 ns 853 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_stddev 102 ns 102 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_cv 11.39 % 11.39 % 10 -replace symbols with std::string find_first_of + replace_mean 2488 ns 2488 ns 10 -replace symbols with std::string find_first_of + replace_median 2477 ns 2477 ns 10 -replace symbols with std::string find_first_of + replace_stddev 57.1 ns 57.1 ns 10 -replace symbols with std::string find_first_of + replace_cv 2.29 % 2.29 % 10 -replace symbols with std::string_view find_first_of + copy_mean 1056 ns 1056 ns 10 -replace symbols with std::string_view find_first_of + copy_median 1052 ns 1052 ns 10 -replace symbols with std::string_view find_first_of + copy_stddev 17.6 ns 17.6 ns 10 -replace symbols with std::string_view find_first_of + copy_cv 1.67 % 1.67 % 10 -replace runtime symbols with string expressions and without remembering all search results_mean 1534 ns 1534 ns 10 -replace runtime symbols with string expressions and without remembering all search results_median 1511 ns 1511 ns 10 -replace runtime symbols with string expressions and without remembering all search results_stddev 145 ns 145 ns 10 -replace runtime symbols with string expressions and without remembering all search results_cv 9.48 % 9.48 % 10 -replace runtime symbols with simstr and memorization of all search results_mean 1029 ns 1029 ns 10 -replace runtime symbols with simstr and memorization of all search results_median 1025 ns 1025 ns 10 -replace runtime symbols with simstr and memorization of all search results_stddev 35.4 ns 35.4 ns 10 -replace runtime symbols with simstr and memorization of all search results_cv 3.44 % 3.44 % 10 -replace const symbols with string expressions and without remembering all search results_mean 1217 ns 1217 ns 10 -replace const symbols with string expressions and without remembering all search results_median 1215 ns 1215 ns 10 -replace const symbols with string expressions and without remembering all search results_stddev 22.7 ns 22.7 ns 10 -replace const symbols with string expressions and without remembering all search results_cv 1.86 % 1.86 % 10 -replace const symbols with string expressions and memorization of all search results_mean 860 ns 860 ns 10 -replace const symbols with string expressions and memorization of all search results_median 858 ns 858 ns 10 -replace const symbols with string expressions and memorization of all search results_stddev 21.1 ns 21.1 ns 10 -replace const symbols with string expressions and memorization of all search results_cv 2.45 % 2.45 % 10 +Naive (and wrong) replace symbols with std::string find + replace_mean 827 ns 827 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_median 828 ns 828 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_stddev 16.4 ns 16.4 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_cv 1.98 % 1.98 % 10 +replace symbols with std::string find_first_of + replace_mean 2391 ns 2391 ns 10 +replace symbols with std::string find_first_of + replace_median 2335 ns 2335 ns 10 +replace symbols with std::string find_first_of + replace_stddev 188 ns 188 ns 10 +replace symbols with std::string find_first_of + replace_cv 7.86 % 7.86 % 10 +replace symbols with std::string_view find_first_of + copy_mean 1089 ns 1089 ns 10 +replace symbols with std::string_view find_first_of + copy_median 1077 ns 1077 ns 10 +replace symbols with std::string_view find_first_of + copy_stddev 85.4 ns 85.4 ns 10 +replace symbols with std::string_view find_first_of + copy_cv 7.84 % 7.84 % 10 +replace runtime symbols with string expressions and without remembering all search results_mean 1478 ns 1478 ns 10 +replace runtime symbols with string expressions and without remembering all search results_median 1430 ns 1430 ns 10 +replace runtime symbols with string expressions and without remembering all search results_stddev 129 ns 129 ns 10 +replace runtime symbols with string expressions and without remembering all search results_cv 8.74 % 8.74 % 10 +replace runtime symbols with simstr and memorization of all search results_mean 1013 ns 1013 ns 10 +replace runtime symbols with simstr and memorization of all search results_median 1011 ns 1011 ns 10 +replace runtime symbols with simstr and memorization of all search results_stddev 15.1 ns 15.1 ns 10 +replace runtime symbols with simstr and memorization of all search results_cv 1.49 % 1.49 % 10 +replace const symbols with string expressions and without remembering all search results_mean 1247 ns 1247 ns 10 +replace const symbols with string expressions and without remembering all search results_median 1231 ns 1231 ns 10 +replace const symbols with string expressions and without remembering all search results_stddev 61.9 ns 61.9 ns 10 +replace const symbols with string expressions and without remembering all search results_cv 4.96 % 4.96 % 10 +replace const symbols with string expressions and memorization of all search results_mean 897 ns 897 ns 10 +replace const symbols with string expressions and memorization of all search results_median 870 ns 870 ns 10 +replace const symbols with string expressions and memorization of all search results_stddev 61.0 ns 61.0 ns 10 +replace const symbols with string expressions and memorization of all search results_cv 6.80 % 6.80 % 10 -- Replace symbols in text ~40 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Short Naive (and wrong) replace symbols with std::string find + replace_mean 164 ns 164 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_median 162 ns 162 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_stddev 5.61 ns 5.61 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_cv 3.41 % 3.41 % 10 -Short replace symbols with std::string find_first_of + replace_mean 347 ns 347 ns 10 -Short replace symbols with std::string find_first_of + replace_median 339 ns 339 ns 10 -Short replace symbols with std::string find_first_of + replace_stddev 26.6 ns 26.6 ns 10 -Short replace symbols with std::string find_first_of + replace_cv 7.68 % 7.68 % 10 -Short replace symbols with std::string_view find_first_of + copy_mean 168 ns 168 ns 10 -Short replace symbols with std::string_view find_first_of + copy_median 168 ns 168 ns 10 -Short replace symbols with std::string_view find_first_of + copy_stddev 2.94 ns 2.94 ns 10 -Short replace symbols with std::string_view find_first_of + copy_cv 1.74 % 1.74 % 10 +Short Naive (and wrong) replace symbols with std::string find + replace_mean 162 ns 162 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_median 161 ns 161 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_stddev 7.18 ns 7.18 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_cv 4.42 % 4.42 % 10 +Short replace symbols with std::string find_first_of + replace_mean 302 ns 302 ns 10 +Short replace symbols with std::string find_first_of + replace_median 302 ns 302 ns 10 +Short replace symbols with std::string find_first_of + replace_stddev 4.21 ns 4.21 ns 10 +Short replace symbols with std::string find_first_of + replace_cv 1.40 % 1.40 % 10 +Short replace symbols with std::string_view find_first_of + copy_mean 159 ns 159 ns 10 +Short replace symbols with std::string_view find_first_of + copy_median 159 ns 159 ns 10 +Short replace symbols with std::string_view find_first_of + copy_stddev 3.05 ns 3.05 ns 10 +Short replace symbols with std::string_view find_first_of + copy_cv 1.92 % 1.92 % 10 Short replace runtime symbols with string expressions and without remembering all search results_mean 190 ns 190 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_median 190 ns 190 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_stddev 5.27 ns 5.27 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_cv 2.77 % 2.77 % 10 -Short replace runtime symbols with simstr and memorization of all search results_mean 185 ns 185 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_median 184 ns 184 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_stddev 4.03 ns 4.03 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_cv 2.18 % 2.18 % 10 -Short replace const symbols with string expressions and without remembering all search results_mean 157 ns 157 ns 10 -Short replace const symbols with string expressions and without remembering all search results_median 156 ns 156 ns 10 -Short replace const symbols with string expressions and without remembering all search results_stddev 3.90 ns 3.90 ns 10 -Short replace const symbols with string expressions and without remembering all search results_cv 2.49 % 2.49 % 10 -Short replace const symbols with string expressions and memorization of all search results_mean 149 ns 149 ns 10 -Short replace const symbols with string expressions and memorization of all search results_median 149 ns 149 ns 10 -Short replace const symbols with string expressions and memorization of all search results_stddev 3.75 ns 3.75 ns 10 -Short replace const symbols with string expressions and memorization of all search results_cv 2.51 % 2.51 % 10 +Short replace runtime symbols with string expressions and without remembering all search results_median 188 ns 188 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_stddev 7.04 ns 7.04 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_cv 3.70 % 3.70 % 10 +Short replace runtime symbols with simstr and memorization of all search results_mean 196 ns 196 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_median 193 ns 193 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_stddev 6.63 ns 6.63 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_cv 3.39 % 3.39 % 10 +Short replace const symbols with string expressions and without remembering all search results_mean 162 ns 162 ns 10 +Short replace const symbols with string expressions and without remembering all search results_median 161 ns 161 ns 10 +Short replace const symbols with string expressions and without remembering all search results_stddev 1.96 ns 1.96 ns 10 +Short replace const symbols with string expressions and without remembering all search results_cv 1.21 % 1.21 % 10 +Short replace const symbols with string expressions and memorization of all search results_mean 165 ns 165 ns 10 +Short replace const symbols with string expressions and memorization of all search results_median 164 ns 164 ns 10 +Short replace const symbols with string expressions and memorization of all search results_stddev 4.58 ns 4.58 ns 10 +Short replace const symbols with string expressions and memorization of all search results_cv 2.77 % 2.77 % 10 ----- Replace All Str To Longer Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to ---- in std::string|64_mean 164 ns 164 ns 10 -replace bb to ---- in std::string|64_median 163 ns 163 ns 10 -replace bb to ---- in std::string|64_stddev 2.53 ns 2.53 ns 10 -replace bb to ---- in std::string|64_cv 1.55 % 1.55 % 10 -replace bb to ---- in std::string|256_mean 493 ns 493 ns 10 -replace bb to ---- in std::string|256_median 486 ns 486 ns 10 -replace bb to ---- in std::string|256_stddev 24.8 ns 24.8 ns 10 -replace bb to ---- in std::string|256_cv 5.02 % 5.02 % 10 -replace bb to ---- in std::string|512_mean 980 ns 980 ns 10 -replace bb to ---- in std::string|512_median 971 ns 971 ns 10 -replace bb to ---- in std::string|512_stddev 33.2 ns 33.2 ns 10 -replace bb to ---- in std::string|512_cv 3.39 % 3.39 % 10 -replace bb to ---- in std::string|1024_mean 2467 ns 2467 ns 10 -replace bb to ---- in std::string|1024_median 2487 ns 2487 ns 10 -replace bb to ---- in std::string|1024_stddev 245 ns 245 ns 10 -replace bb to ---- in std::string|1024_cv 9.93 % 9.93 % 10 -replace bb to ---- in std::string|2048_mean 6568 ns 6568 ns 10 -replace bb to ---- in std::string|2048_median 6490 ns 6490 ns 10 -replace bb to ---- in std::string|2048_stddev 496 ns 496 ns 10 -replace bb to ---- in std::string|2048_cv 7.54 % 7.54 % 10 -replace bb to ---- in lstringa<8>|64_mean 158 ns 158 ns 10 -replace bb to ---- in lstringa<8>|64_median 156 ns 156 ns 10 -replace bb to ---- in lstringa<8>|64_stddev 8.53 ns 8.53 ns 10 -replace bb to ---- in lstringa<8>|64_cv 5.39 % 5.39 % 10 -replace bb to ---- in lstringa<8>|256_mean 509 ns 509 ns 10 -replace bb to ---- in lstringa<8>|256_median 503 ns 503 ns 10 -replace bb to ---- in lstringa<8>|256_stddev 35.4 ns 35.4 ns 10 -replace bb to ---- in lstringa<8>|256_cv 6.96 % 6.96 % 10 -replace bb to ---- in lstringa<8>|512_mean 916 ns 916 ns 10 -replace bb to ---- in lstringa<8>|512_median 913 ns 913 ns 10 -replace bb to ---- in lstringa<8>|512_stddev 31.2 ns 31.2 ns 10 -replace bb to ---- in lstringa<8>|512_cv 3.41 % 3.41 % 10 -replace bb to ---- in lstringa<8>|1024_mean 1877 ns 1877 ns 10 -replace bb to ---- in lstringa<8>|1024_median 1866 ns 1866 ns 10 -replace bb to ---- in lstringa<8>|1024_stddev 68.4 ns 68.4 ns 10 -replace bb to ---- in lstringa<8>|1024_cv 3.65 % 3.65 % 10 -replace bb to ---- in lstringa<8>|2048_mean 3516 ns 3516 ns 10 -replace bb to ---- in lstringa<8>|2048_median 3525 ns 3525 ns 10 -replace bb to ---- in lstringa<8>|2048_stddev 110 ns 110 ns 10 -replace bb to ---- in lstringa<8>|2048_cv 3.12 % 3.12 % 10 -replace bb to ---- by init stringa|64_mean 105 ns 105 ns 10 -replace bb to ---- by init stringa|64_median 101 ns 101 ns 10 -replace bb to ---- by init stringa|64_stddev 9.27 ns 9.27 ns 10 -replace bb to ---- by init stringa|64_cv 8.84 % 8.84 % 10 -replace bb to ---- by init stringa|256_mean 305 ns 305 ns 10 -replace bb to ---- by init stringa|256_median 295 ns 295 ns 10 -replace bb to ---- by init stringa|256_stddev 23.3 ns 23.3 ns 10 -replace bb to ---- by init stringa|256_cv 7.63 % 7.63 % 10 -replace bb to ---- by init stringa|512_mean 735 ns 735 ns 10 -replace bb to ---- by init stringa|512_median 736 ns 736 ns 10 -replace bb to ---- by init stringa|512_stddev 11.1 ns 11.1 ns 10 -replace bb to ---- by init stringa|512_cv 1.51 % 1.51 % 10 -replace bb to ---- by init stringa|1024_mean 1627 ns 1627 ns 10 -replace bb to ---- by init stringa|1024_median 1622 ns 1622 ns 10 -replace bb to ---- by init stringa|1024_stddev 36.2 ns 36.2 ns 10 -replace bb to ---- by init stringa|1024_cv 2.22 % 2.22 % 10 -replace bb to ---- by init stringa|2048_mean 3391 ns 3391 ns 10 -replace bb to ---- by init stringa|2048_median 3342 ns 3342 ns 10 -replace bb to ---- by init stringa|2048_stddev 129 ns 129 ns 10 -replace bb to ---- by init stringa|2048_cv 3.81 % 3.81 % 10 +replace bb to ---- in std::string|64_mean 174 ns 174 ns 10 +replace bb to ---- in std::string|64_median 168 ns 168 ns 10 +replace bb to ---- in std::string|64_stddev 18.8 ns 18.8 ns 10 +replace bb to ---- in std::string|64_cv 10.80 % 10.80 % 10 +replace bb to ---- in std::string|256_mean 524 ns 524 ns 10 +replace bb to ---- in std::string|256_median 499 ns 499 ns 10 +replace bb to ---- in std::string|256_stddev 49.1 ns 49.1 ns 10 +replace bb to ---- in std::string|256_cv 9.36 % 9.36 % 10 +replace bb to ---- in std::string|512_mean 949 ns 949 ns 10 +replace bb to ---- in std::string|512_median 945 ns 945 ns 10 +replace bb to ---- in std::string|512_stddev 28.0 ns 28.0 ns 10 +replace bb to ---- in std::string|512_cv 2.95 % 2.95 % 10 +replace bb to ---- in std::string|1024_mean 2201 ns 2201 ns 10 +replace bb to ---- in std::string|1024_median 2211 ns 2211 ns 10 +replace bb to ---- in std::string|1024_stddev 54.2 ns 54.2 ns 10 +replace bb to ---- in std::string|1024_cv 2.46 % 2.46 % 10 +replace bb to ---- in std::string|2048_mean 5758 ns 5758 ns 10 +replace bb to ---- in std::string|2048_median 5680 ns 5680 ns 10 +replace bb to ---- in std::string|2048_stddev 271 ns 271 ns 10 +replace bb to ---- in std::string|2048_cv 4.71 % 4.71 % 10 +replace bb to ---- in lstringa<8>|64_mean 156 ns 156 ns 10 +replace bb to ---- in lstringa<8>|64_median 153 ns 153 ns 10 +replace bb to ---- in lstringa<8>|64_stddev 6.50 ns 6.50 ns 10 +replace bb to ---- in lstringa<8>|64_cv 4.18 % 4.18 % 10 +replace bb to ---- in lstringa<8>|256_mean 493 ns 493 ns 10 +replace bb to ---- in lstringa<8>|256_median 488 ns 488 ns 10 +replace bb to ---- in lstringa<8>|256_stddev 18.6 ns 18.6 ns 10 +replace bb to ---- in lstringa<8>|256_cv 3.77 % 3.77 % 10 +replace bb to ---- in lstringa<8>|512_mean 979 ns 979 ns 10 +replace bb to ---- in lstringa<8>|512_median 937 ns 937 ns 10 +replace bb to ---- in lstringa<8>|512_stddev 94.5 ns 94.5 ns 10 +replace bb to ---- in lstringa<8>|512_cv 9.65 % 9.65 % 10 +replace bb to ---- in lstringa<8>|1024_mean 1881 ns 1881 ns 10 +replace bb to ---- in lstringa<8>|1024_median 1870 ns 1870 ns 10 +replace bb to ---- in lstringa<8>|1024_stddev 78.3 ns 78.3 ns 10 +replace bb to ---- in lstringa<8>|1024_cv 4.16 % 4.16 % 10 +replace bb to ---- in lstringa<8>|2048_mean 3456 ns 3456 ns 10 +replace bb to ---- in lstringa<8>|2048_median 3432 ns 3432 ns 10 +replace bb to ---- in lstringa<8>|2048_stddev 169 ns 169 ns 10 +replace bb to ---- in lstringa<8>|2048_cv 4.89 % 4.89 % 10 +replace bb to ---- by init stringa|64_mean 100.0 ns 100.0 ns 10 +replace bb to ---- by init stringa|64_median 99.1 ns 99.1 ns 10 +replace bb to ---- by init stringa|64_stddev 3.23 ns 3.23 ns 10 +replace bb to ---- by init stringa|64_cv 3.23 % 3.23 % 10 +replace bb to ---- by init stringa|256_mean 306 ns 306 ns 10 +replace bb to ---- by init stringa|256_median 303 ns 303 ns 10 +replace bb to ---- by init stringa|256_stddev 11.3 ns 11.3 ns 10 +replace bb to ---- by init stringa|256_cv 3.69 % 3.69 % 10 +replace bb to ---- by init stringa|512_mean 728 ns 728 ns 10 +replace bb to ---- by init stringa|512_median 726 ns 726 ns 10 +replace bb to ---- by init stringa|512_stddev 12.7 ns 12.7 ns 10 +replace bb to ---- by init stringa|512_cv 1.75 % 1.75 % 10 +replace bb to ---- by init stringa|1024_mean 1640 ns 1640 ns 10 +replace bb to ---- by init stringa|1024_median 1625 ns 1625 ns 10 +replace bb to ---- by init stringa|1024_stddev 48.9 ns 48.9 ns 10 +replace bb to ---- by init stringa|1024_cv 2.98 % 2.98 % 10 +replace bb to ---- by init stringa|2048_mean 3320 ns 3320 ns 10 +replace bb to ---- by init stringa|2048_median 3316 ns 3316 ns 10 +replace bb to ---- by init stringa|2048_stddev 60.1 ns 60.1 ns 10 +replace bb to ---- by init stringa|2048_cv 1.81 % 1.81 % 10 ----- Replace All Str To Same Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to -- in std::string|64_mean 121 ns 121 ns 10 -replace bb to -- in std::string|64_median 120 ns 120 ns 10 -replace bb to -- in std::string|64_stddev 3.52 ns 3.52 ns 10 -replace bb to -- in std::string|64_cv 2.91 % 2.91 % 10 -replace bb to -- in std::string|256_mean 407 ns 407 ns 10 -replace bb to -- in std::string|256_median 404 ns 404 ns 10 -replace bb to -- in std::string|256_stddev 12.0 ns 12.0 ns 10 -replace bb to -- in std::string|256_cv 2.94 % 2.94 % 10 -replace bb to -- in std::string|512_mean 710 ns 710 ns 10 -replace bb to -- in std::string|512_median 710 ns 710 ns 10 -replace bb to -- in std::string|512_stddev 15.4 ns 15.4 ns 10 -replace bb to -- in std::string|512_cv 2.17 % 2.17 % 10 -replace bb to -- in std::string|1024_mean 1390 ns 1390 ns 10 -replace bb to -- in std::string|1024_median 1401 ns 1401 ns 10 -replace bb to -- in std::string|1024_stddev 38.0 ns 38.0 ns 10 -replace bb to -- in std::string|1024_cv 2.73 % 2.73 % 10 -replace bb to -- in std::string|2048_mean 2901 ns 2901 ns 10 -replace bb to -- in std::string|2048_median 2880 ns 2880 ns 10 -replace bb to -- in std::string|2048_stddev 119 ns 119 ns 10 -replace bb to -- in std::string|2048_cv 4.12 % 4.12 % 10 -replace bb to -- in lstringa<8>|64_mean 101 ns 101 ns 10 -replace bb to -- in lstringa<8>|64_median 101 ns 101 ns 10 -replace bb to -- in lstringa<8>|64_stddev 2.06 ns 2.06 ns 10 -replace bb to -- in lstringa<8>|64_cv 2.04 % 2.04 % 10 -replace bb to -- in lstringa<8>|256_mean 313 ns 313 ns 10 -replace bb to -- in lstringa<8>|256_median 311 ns 311 ns 10 -replace bb to -- in lstringa<8>|256_stddev 23.9 ns 23.9 ns 10 -replace bb to -- in lstringa<8>|256_cv 7.63 % 7.63 % 10 -replace bb to -- in lstringa<8>|512_mean 561 ns 561 ns 10 -replace bb to -- in lstringa<8>|512_median 546 ns 546 ns 10 -replace bb to -- in lstringa<8>|512_stddev 45.1 ns 45.1 ns 10 -replace bb to -- in lstringa<8>|512_cv 8.03 % 8.03 % 10 -replace bb to -- in lstringa<8>|1024_mean 1194 ns 1194 ns 10 -replace bb to -- in lstringa<8>|1024_median 1180 ns 1180 ns 10 -replace bb to -- in lstringa<8>|1024_stddev 94.6 ns 94.6 ns 10 -replace bb to -- in lstringa<8>|1024_cv 7.92 % 7.92 % 10 -replace bb to -- in lstringa<8>|2048_mean 2106 ns 2106 ns 10 -replace bb to -- in lstringa<8>|2048_median 2106 ns 2106 ns 10 -replace bb to -- in lstringa<8>|2048_stddev 40.8 ns 40.8 ns 10 -replace bb to -- in lstringa<8>|2048_cv 1.94 % 1.94 % 10 -replace bb to -- by init stringa|64_mean 96.9 ns 96.9 ns 10 -replace bb to -- by init stringa|64_median 96.7 ns 96.7 ns 10 -replace bb to -- by init stringa|64_stddev 1.55 ns 1.55 ns 10 -replace bb to -- by init stringa|64_cv 1.60 % 1.60 % 10 -replace bb to -- by init stringa|256_mean 269 ns 269 ns 10 -replace bb to -- by init stringa|256_median 266 ns 266 ns 10 -replace bb to -- by init stringa|256_stddev 7.18 ns 7.18 ns 10 -replace bb to -- by init stringa|256_cv 2.67 % 2.67 % 10 -replace bb to -- by init stringa|512_mean 512 ns 512 ns 10 -replace bb to -- by init stringa|512_median 512 ns 512 ns 10 -replace bb to -- by init stringa|512_stddev 9.10 ns 9.10 ns 10 -replace bb to -- by init stringa|512_cv 1.78 % 1.78 % 10 -replace bb to -- by init stringa|1024_mean 1030 ns 1030 ns 10 -replace bb to -- by init stringa|1024_median 1037 ns 1037 ns 10 -replace bb to -- by init stringa|1024_stddev 21.1 ns 21.1 ns 10 -replace bb to -- by init stringa|1024_cv 2.05 % 2.05 % 10 -replace bb to -- by init stringa|2048_mean 1958 ns 1958 ns 10 -replace bb to -- by init stringa|2048_median 1957 ns 1957 ns 10 -replace bb to -- by init stringa|2048_stddev 26.3 ns 26.3 ns 10 -replace bb to -- by init stringa|2048_cv 1.35 % 1.35 % 10 +replace bb to -- in std::string|64_mean 123 ns 123 ns 10 +replace bb to -- in std::string|64_median 123 ns 123 ns 10 +replace bb to -- in std::string|64_stddev 2.21 ns 2.21 ns 10 +replace bb to -- in std::string|64_cv 1.80 % 1.80 % 10 +replace bb to -- in std::string|256_mean 369 ns 369 ns 10 +replace bb to -- in std::string|256_median 367 ns 367 ns 10 +replace bb to -- in std::string|256_stddev 14.4 ns 14.4 ns 10 +replace bb to -- in std::string|256_cv 3.90 % 3.90 % 10 +replace bb to -- in std::string|512_mean 758 ns 758 ns 10 +replace bb to -- in std::string|512_median 757 ns 757 ns 10 +replace bb to -- in std::string|512_stddev 12.1 ns 12.1 ns 10 +replace bb to -- in std::string|512_cv 1.59 % 1.59 % 10 +replace bb to -- in std::string|1024_mean 1475 ns 1475 ns 10 +replace bb to -- in std::string|1024_median 1486 ns 1486 ns 10 +replace bb to -- in std::string|1024_stddev 74.8 ns 74.8 ns 10 +replace bb to -- in std::string|1024_cv 5.07 % 5.07 % 10 +replace bb to -- in std::string|2048_mean 2805 ns 2805 ns 10 +replace bb to -- in std::string|2048_median 2795 ns 2795 ns 10 +replace bb to -- in std::string|2048_stddev 55.6 ns 55.6 ns 10 +replace bb to -- in std::string|2048_cv 1.98 % 1.98 % 10 +replace bb to -- in lstringa<8>|64_mean 98.2 ns 98.2 ns 10 +replace bb to -- in lstringa<8>|64_median 98.3 ns 98.3 ns 10 +replace bb to -- in lstringa<8>|64_stddev 1.72 ns 1.72 ns 10 +replace bb to -- in lstringa<8>|64_cv 1.75 % 1.75 % 10 +replace bb to -- in lstringa<8>|256_mean 296 ns 296 ns 10 +replace bb to -- in lstringa<8>|256_median 293 ns 293 ns 10 +replace bb to -- in lstringa<8>|256_stddev 9.44 ns 9.44 ns 10 +replace bb to -- in lstringa<8>|256_cv 3.19 % 3.19 % 10 +replace bb to -- in lstringa<8>|512_mean 579 ns 579 ns 10 +replace bb to -- in lstringa<8>|512_median 564 ns 564 ns 10 +replace bb to -- in lstringa<8>|512_stddev 31.0 ns 31.0 ns 10 +replace bb to -- in lstringa<8>|512_cv 5.35 % 5.35 % 10 +replace bb to -- in lstringa<8>|1024_mean 1109 ns 1109 ns 10 +replace bb to -- in lstringa<8>|1024_median 1105 ns 1105 ns 10 +replace bb to -- in lstringa<8>|1024_stddev 35.4 ns 35.4 ns 10 +replace bb to -- in lstringa<8>|1024_cv 3.20 % 3.20 % 10 +replace bb to -- in lstringa<8>|2048_mean 2138 ns 2139 ns 10 +replace bb to -- in lstringa<8>|2048_median 2075 ns 2075 ns 10 +replace bb to -- in lstringa<8>|2048_stddev 172 ns 172 ns 10 +replace bb to -- in lstringa<8>|2048_cv 8.04 % 8.04 % 10 +replace bb to -- by init stringa|64_mean 96.7 ns 96.7 ns 10 +replace bb to -- by init stringa|64_median 96.1 ns 96.1 ns 10 +replace bb to -- by init stringa|64_stddev 2.88 ns 2.88 ns 10 +replace bb to -- by init stringa|64_cv 2.98 % 2.98 % 10 +replace bb to -- by init stringa|256_mean 279 ns 279 ns 10 +replace bb to -- by init stringa|256_median 279 ns 279 ns 10 +replace bb to -- by init stringa|256_stddev 2.87 ns 2.87 ns 10 +replace bb to -- by init stringa|256_cv 1.03 % 1.03 % 10 +replace bb to -- by init stringa|512_mean 521 ns 521 ns 10 +replace bb to -- by init stringa|512_median 518 ns 518 ns 10 +replace bb to -- by init stringa|512_stddev 8.19 ns 8.19 ns 10 +replace bb to -- by init stringa|512_cv 1.57 % 1.57 % 10 +replace bb to -- by init stringa|1024_mean 1034 ns 1034 ns 10 +replace bb to -- by init stringa|1024_median 1025 ns 1025 ns 10 +replace bb to -- by init stringa|1024_stddev 35.1 ns 35.1 ns 10 +replace bb to -- by init stringa|1024_cv 3.39 % 3.39 % 10 +replace bb to -- by init stringa|2048_mean 1964 ns 1964 ns 10 +replace bb to -- by init stringa|2048_median 1946 ns 1946 ns 10 +replace bb to -- by init stringa|2048_stddev 62.7 ns 62.7 ns 10 +replace bb to -- by init stringa|2048_cv 3.19 % 3.19 % 10 ----- Hash Map insert and find ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -hashStrMapA emplace & find stringa;_mean 3615004 ns 3615019 ns 10 -hashStrMapA emplace & find stringa;_median 3609900 ns 3609915 ns 10 -hashStrMapA emplace & find stringa;_stddev 71410 ns 71410 ns 10 -hashStrMapA emplace & find stringa;_cv 1.98 % 1.98 % 10 -std::unordered_map emplace & find std::string;_mean 3642731 ns 3642743 ns 10 -std::unordered_map emplace & find std::string;_median 3661182 ns 3661193 ns 10 -std::unordered_map emplace & find std::string;_stddev 206184 ns 206185 ns 10 -std::unordered_map emplace & find std::string;_cv 5.66 % 5.66 % 10 -hashStrMapA emplace & find ssa;_mean 3606655 ns 3606670 ns 10 -hashStrMapA emplace & find ssa;_median 3609704 ns 3609719 ns 10 -hashStrMapA emplace & find ssa;_stddev 35780 ns 35778 ns 10 -hashStrMapA emplace & find ssa;_cv 0.99 % 0.99 % 10 -std::unordered_map emplace & find std::string_view;_mean 3902358 ns 3902371 ns 10 -std::unordered_map emplace & find std::string_view;_median 3907377 ns 3907388 ns 10 -std::unordered_map emplace & find std::string_view;_stddev 68347 ns 68348 ns 10 -std::unordered_map emplace & find std::string_view;_cv 1.75 % 1.75 % 10 +hashStrMapA emplace & find stringa;_mean 3720534 ns 3720548 ns 10 +hashStrMapA emplace & find stringa;_median 3693681 ns 3693692 ns 10 +hashStrMapA emplace & find stringa;_stddev 83091 ns 83091 ns 10 +hashStrMapA emplace & find stringa;_cv 2.23 % 2.23 % 10 +std::unordered_map emplace & find std::string;_mean 3566994 ns 3567006 ns 10 +std::unordered_map emplace & find std::string;_median 3549509 ns 3549523 ns 10 +std::unordered_map emplace & find std::string;_stddev 96378 ns 96376 ns 10 +std::unordered_map emplace & find std::string;_cv 2.70 % 2.70 % 10 +hashStrMapA emplace & find ssa;_mean 3767835 ns 3767848 ns 10 +hashStrMapA emplace & find ssa;_median 3720436 ns 3720451 ns 10 +hashStrMapA emplace & find ssa;_stddev 138770 ns 138769 ns 10 +hashStrMapA emplace & find ssa;_cv 3.68 % 3.68 % 10 +std::unordered_map emplace & find std::string_view;_mean 4195628 ns 4195640 ns 10 +std::unordered_map emplace & find std::string_view;_median 4120244 ns 4120262 ns 10 +std::unordered_map emplace & find std::string_view;_stddev 303735 ns 303734 ns 10 +std::unordered_map emplace & find std::string_view;_cv 7.24 % 7.24 % 10 ----- Build Full Func Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Build func full name std::string;_mean 976 ns 976 ns 10 -Build func full name std::string;_median 959 ns 959 ns 10 -Build func full name std::string;_stddev 48.5 ns 48.5 ns 10 -Build func full name std::string;_cv 4.97 % 4.97 % 10 -Build func full name std::string 1;_mean 1053 ns 1053 ns 10 -Build func full name std::string 1;_median 1055 ns 1055 ns 10 -Build func full name std::string 1;_stddev 19.5 ns 19.5 ns 10 -Build func full name std::string 1;_cv 1.85 % 1.85 % 10 -Build func full name std::stream;_mean 2517 ns 2517 ns 10 -Build func full name std::stream;_median 2520 ns 2520 ns 10 -Build func full name std::stream;_stddev 55.2 ns 55.2 ns 10 -Build func full name std::stream;_cv 2.19 % 2.19 % 10 -Build func full name stringa;_mean 466 ns 466 ns 10 -Build func full name stringa;_median 463 ns 463 ns 10 -Build func full name stringa;_stddev 16.4 ns 16.4 ns 10 -Build func full name stringa;_cv 3.51 % 3.51 % 10 -Build func full name stringa 1;_mean 694 ns 694 ns 10 -Build func full name stringa 1;_median 683 ns 683 ns 10 -Build func full name stringa 1;_stddev 38.4 ns 38.4 ns 10 -Build func full name stringa 1;_cv 5.54 % 5.54 % 10 +Build func full name std::string;_mean 1049 ns 1049 ns 10 +Build func full name std::string;_median 1024 ns 1024 ns 10 +Build func full name std::string;_stddev 123 ns 123 ns 10 +Build func full name std::string;_cv 11.68 % 11.68 % 10 +Build func full name std::string 1;_mean 1016 ns 1016 ns 10 +Build func full name std::string 1;_median 1013 ns 1013 ns 10 +Build func full name std::string 1;_stddev 19.8 ns 19.8 ns 10 +Build func full name std::string 1;_cv 1.95 % 1.95 % 10 +Build func full name std::stream;_mean 2568 ns 2568 ns 10 +Build func full name std::stream;_median 2537 ns 2537 ns 10 +Build func full name std::stream;_stddev 90.0 ns 90.0 ns 10 +Build func full name std::stream;_cv 3.50 % 3.50 % 10 +Build func full name stringa;_mean 460 ns 460 ns 10 +Build func full name stringa;_median 458 ns 458 ns 10 +Build func full name stringa;_stddev 14.4 ns 14.4 ns 10 +Build func full name stringa;_cv 3.14 % 3.14 % 10 +Build func full name stringa 1;_mean 682 ns 682 ns 10 +Build func full name stringa 1;_median 673 ns 673 ns 10 +Build func full name stringa 1;_stddev 26.1 ns 26.1 ns 10 +Build func full name stringa 1;_cv 3.84 % 3.84 % 10 diff --git a/bench/results/002-Xeon E5-2682 v4, Windows 10, Clang-19.txt b/bench/results/002-Xeon E5-2682 v4, Windows 10, Clang-19.txt index 2e89417..64ea4a7 100644 --- a/bench/results/002-Xeon E5-2682 v4, Windows 10, Clang-19.txt +++ b/bench/results/002-Xeon E5-2682 v4, Windows 10, Clang-19.txt @@ -1,4 +1,4 @@ -2026-01-30T14:37:24+03:00 +2026-01-31T14:22:37+03:00 Running benchStr.exe Run on (32 X 2494 MHz CPU s) CPU Caches: @@ -10,887 +10,891 @@ CPU Caches: Benchmark Time CPU Iterations -------------------------------------------------------------------------------------------------------------------------------------------------------- ----- Concatenate string + Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and number by std to std::string_mean 263 ns 263 ns 10 -Concat std::string and number by std to std::string_median 261 ns 261 ns 10 -Concat std::string and number by std to std::string_stddev 9.23 ns 9.70 ns 10 -Concat std::string and number by std to std::string_cv 3.51 % 3.69 % 10 -Concat std::string and number by StrExpr to std::string_mean 152 ns 152 ns 10 -Concat std::string and number by StrExpr to std::string_median 152 ns 153 ns 10 -Concat std::string and number by StrExpr to std::string_stddev 2.17 ns 2.47 ns 10 -Concat std::string and number by StrExpr to std::string_cv 1.42 % 1.63 % 10 -Concat stringa and number by StrExpr to simstr::stringa_mean 67.5 ns 67.4 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_median 66.7 ns 67.0 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_stddev 3.22 ns 3.16 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_cv 4.78 % 4.69 % 10 -Concat stringa and number by e_concat to simstr::stringa_mean 74.8 ns 74.6 ns 10 -Concat stringa and number by e_concat to simstr::stringa_median 75.0 ns 75.0 ns 10 -Concat stringa and number by e_concat to simstr::stringa_stddev 1.62 ns 1.38 ns 10 -Concat stringa and number by e_concat to simstr::stringa_cv 2.17 % 1.84 % 10 +Concat std::string and number by std to std::string_mean 268 ns 267 ns 10 +Concat std::string and number by std to std::string_median 265 ns 264 ns 10 +Concat std::string and number by std to std::string_stddev 15.6 ns 17.1 ns 10 +Concat std::string and number by std to std::string_cv 5.82 % 6.38 % 10 +Concat std::string and number by StrExpr to std::string_mean 154 ns 154 ns 10 +Concat std::string and number by StrExpr to std::string_median 153 ns 154 ns 10 +Concat std::string and number by StrExpr to std::string_stddev 2.54 ns 3.31 ns 10 +Concat std::string and number by StrExpr to std::string_cv 1.65 % 2.15 % 10 +Concat stringa and number by StrExpr to simstr::stringa_mean 66.0 ns 65.7 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_median 66.2 ns 66.3 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_stddev 0.935 ns 1.18 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_cv 1.42 % 1.79 % 10 +Concat stringa and number by e_concat to simstr::stringa_mean 76.6 ns 76.5 ns 10 +Concat stringa and number by e_concat to simstr::stringa_median 75.3 ns 75.3 ns 10 +Concat stringa and number by e_concat to simstr::stringa_stddev 4.88 ns 4.30 ns 10 +Concat stringa and number by e_concat to simstr::stringa_cv 6.38 % 5.63 % 10 ----- Concatenate string + Hex Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and format hex number and literal to std::string_mean 717 ns 716 ns 10 -Concat std::string and format hex number and literal to std::string_median 714 ns 711 ns 10 -Concat std::string and format hex number and literal to std::string_stddev 22.9 ns 19.8 ns 10 -Concat std::string and format hex number and literal to std::string_cv 3.19 % 2.76 % 10 -std::format std::string and hex number by literal to std::string_mean 1502 ns 1496 ns 10 -std::format std::string and hex number by literal to std::string_median 1491 ns 1465 ns 10 -std::format std::string and hex number by literal to std::string_stddev 82.1 ns 95.1 ns 10 -std::format std::string and hex number by literal to std::string_cv 5.46 % 6.36 % 10 -Concat std::string and std::tochars and string to std::string_mean 193 ns 193 ns 10 -Concat std::string and std::tochars and string to std::string_median 192 ns 190 ns 10 -Concat std::string and std::tochars and string to std::string_stddev 6.73 ns 8.60 ns 10 -Concat std::string and std::tochars and string to std::string_cv 3.50 % 4.47 % 10 -Concat std::string and hex number and literal by StrExpr to std::string_mean 80.5 ns 80.6 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_median 79.5 ns 79.3 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_stddev 3.31 ns 3.37 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_cv 4.12 % 4.18 % 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_mean 72.0 ns 72.0 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 71.7 ns 71.1 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 2.42 ns 2.81 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 3.36 % 3.90 % 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 81.6 ns 81.4 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_median 81.8 ns 82.0 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 1.75 ns 2.02 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 2.14 % 2.48 % 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_mean 152 ns 152 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_median 152 ns 152 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 5.56 ns 5.94 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_cv 3.64 % 3.90 % 10 +Concat std::string and format hex number and literal to std::string_mean 741 ns 732 ns 10 +Concat std::string and format hex number and literal to std::string_median 728 ns 732 ns 10 +Concat std::string and format hex number and literal to std::string_stddev 53.2 ns 38.2 ns 10 +Concat std::string and format hex number and literal to std::string_cv 7.18 % 5.22 % 10 +std::format std::string and hex number by literal to std::string_mean 1538 ns 1534 ns 10 +std::format std::string and hex number by literal to std::string_median 1519 ns 1497 ns 10 +std::format std::string and hex number by literal to std::string_stddev 67.1 ns 78.0 ns 10 +std::format std::string and hex number by literal to std::string_cv 4.36 % 5.09 % 10 +Concat std::string and std::tochars and string to std::string_mean 195 ns 195 ns 10 +Concat std::string and std::tochars and string to std::string_median 192 ns 193 ns 10 +Concat std::string and std::tochars and string to std::string_stddev 10.2 ns 9.91 ns 10 +Concat std::string and std::tochars and string to std::string_cv 5.20 % 5.09 % 10 +Concat std::string and hex number and literal by StrExpr to std::string_mean 80.1 ns 80.0 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_median 79.4 ns 78.5 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_stddev 3.41 ns 3.90 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_cv 4.25 % 4.87 % 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_mean 72.4 ns 72.0 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 71.3 ns 71.1 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 2.06 ns 2.48 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 2.84 % 3.44 % 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 87.1 ns 87.0 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_median 85.6 ns 84.6 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 8.19 ns 8.52 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 9.40 % 9.79 % 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_mean 149 ns 148 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_median 147 ns 148 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 4.57 ns 5.69 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_cv 3.08 % 3.84 % 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_mean 263 ns 264 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_median 264 ns 264 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_stddev 3.37 ns 3.12 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_cv 1.28 % 1.18 % 10 ----- Concatenate string + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string by std to std::string_mean 40.2 ns 40.2 ns 10 -Concat std::string by std to std::string_median 40.9 ns 40.5 ns 10 -Concat std::string by std to std::string_stddev 1.90 ns 1.78 ns 10 -Concat std::string by std to std::string_cv 4.73 % 4.42 % 10 -Concat std::string by StrExpr to std::string_mean 39.0 ns 38.9 ns 10 -Concat std::string by StrExpr to std::string_median 38.9 ns 38.9 ns 10 -Concat std::string by StrExpr to std::string_stddev 0.426 ns 0.711 ns 10 -Concat std::string by StrExpr to std::string_cv 1.09 % 1.83 % 10 -Concat stringa by StrExpr to stringa_mean 28.5 ns 28.4 ns 10 -Concat stringa by StrExpr to stringa_median 28.5 ns 28.3 ns 10 -Concat stringa by StrExpr to stringa_stddev 0.470 ns 0.424 ns 10 -Concat stringa by StrExpr to stringa_cv 1.65 % 1.49 % 10 +Concat std::string by std to std::string_mean 40.1 ns 40.1 ns 10 +Concat std::string by std to std::string_median 39.7 ns 39.9 ns 10 +Concat std::string by std to std::string_stddev 1.00 ns 1.03 ns 10 +Concat std::string by std to std::string_cv 2.50 % 2.57 % 10 +Concat std::string by StrExpr to std::string_mean 38.9 ns 38.8 ns 10 +Concat std::string by StrExpr to std::string_median 39.1 ns 39.2 ns 10 +Concat std::string by StrExpr to std::string_stddev 1.03 ns 1.32 ns 10 +Concat std::string by StrExpr to std::string_cv 2.65 % 3.39 % 10 +Concat stringa by StrExpr to stringa_mean 29.2 ns 29.1 ns 10 +Concat stringa by StrExpr to stringa_median 28.8 ns 28.9 ns 10 +Concat stringa by StrExpr to stringa_stddev 1.04 ns 1.19 ns 10 +Concat stringa by StrExpr to stringa_cv 3.58 % 4.08 % 10 ----- Find three concatenated string in string_view -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Find concat three std::string_mean 219 ns 218 ns 10 -Find concat three std::string_median 212 ns 209 ns 10 -Find concat three std::string_stddev 16.3 ns 16.2 ns 10 -Find concat three std::string_cv 7.45 % 7.45 % 10 -Find concat three strexpr_mean 132 ns 132 ns 10 -Find concat three strexpr_median 132 ns 132 ns 10 -Find concat three strexpr_stddev 7.74 ns 7.61 ns 10 -Find concat three strexpr_cv 5.85 % 5.76 % 10 -Find concat three simstr_mean 27.7 ns 27.7 ns 10 -Find concat three simstr_median 27.4 ns 27.3 ns 10 -Find concat three simstr_stddev 1.02 ns 0.780 ns 10 -Find concat three simstr_cv 3.67 % 2.82 % 10 +Find concat three std::string_mean 214 ns 213 ns 10 +Find concat three std::string_median 214 ns 214 ns 10 +Find concat three std::string_stddev 11.0 ns 12.0 ns 10 +Find concat three std::string_cv 5.15 % 5.64 % 10 +Find concat three strexpr_mean 115 ns 115 ns 10 +Find concat three strexpr_median 115 ns 115 ns 10 +Find concat three strexpr_stddev 1.90 ns 2.30 ns 10 +Find concat three strexpr_cv 1.65 % 2.01 % 10 +Find concat three simstr_mean 29.9 ns 29.9 ns 10 +Find concat three simstr_median 29.9 ns 29.8 ns 10 +Find concat three simstr_stddev 0.585 ns 0.659 ns 10 +Find concat three simstr_cv 1.96 % 2.20 % 10 ----- Build Type Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -BuildTypeNameStr 0/0_mean 8.25 ns 8.24 ns 10 -BuildTypeNameStr 0/0_median 8.08 ns 8.09 ns 10 -BuildTypeNameStr 0/0_stddev 0.433 ns 0.453 ns 10 -BuildTypeNameStr 0/0_cv 5.25 % 5.49 % 10 -BuildTypeNameExp 0/0_mean 7.79 ns 7.74 ns 10 -BuildTypeNameExp 0/0_median 7.80 ns 7.67 ns 10 -BuildTypeNameExp 0/0_stddev 0.150 ns 0.205 ns 10 -BuildTypeNameExp 0/0_cv 1.92 % 2.64 % 10 -BuildTypeNameSim 0/0_mean 7.83 ns 7.83 ns 10 -BuildTypeNameSim 0/0_median 7.81 ns 7.81 ns 10 -BuildTypeNameSim 0/0_stddev 0.235 ns 0.241 ns 10 -BuildTypeNameSim 0/0_cv 3.00 % 3.08 % 10 -BuildTypeNameStr 10/10_mean 63.1 ns 62.9 ns 10 -BuildTypeNameStr 10/10_median 63.2 ns 63.5 ns 10 -BuildTypeNameStr 10/10_stddev 4.50 ns 4.85 ns 10 -BuildTypeNameStr 10/10_cv 7.14 % 7.71 % 10 -BuildTypeNameExp 10/10_mean 35.1 ns 35.1 ns 10 -BuildTypeNameExp 10/10_median 34.5 ns 34.8 ns 10 -BuildTypeNameExp 10/10_stddev 2.05 ns 2.24 ns 10 -BuildTypeNameExp 10/10_cv 5.85 % 6.39 % 10 -BuildTypeNameSim 10/10_mean 25.7 ns 25.7 ns 10 -BuildTypeNameSim 10/10_median 25.2 ns 25.2 ns 10 -BuildTypeNameSim 10/10_stddev 1.43 ns 1.51 ns 10 -BuildTypeNameSim 10/10_cv 5.57 % 5.87 % 10 +BuildTypeNameStr 0/0_mean 8.10 ns 8.10 ns 10 +BuildTypeNameStr 0/0_median 8.11 ns 8.16 ns 10 +BuildTypeNameStr 0/0_stddev 0.164 ns 0.141 ns 10 +BuildTypeNameStr 0/0_cv 2.02 % 1.74 % 10 +BuildTypeNameExp 0/0_mean 7.52 ns 7.52 ns 10 +BuildTypeNameExp 0/0_median 7.47 ns 7.53 ns 10 +BuildTypeNameExp 0/0_stddev 0.185 ns 0.191 ns 10 +BuildTypeNameExp 0/0_cv 2.46 % 2.54 % 10 +BuildTypeNameSim 0/0_mean 8.42 ns 8.42 ns 10 +BuildTypeNameSim 0/0_median 8.16 ns 8.20 ns 10 +BuildTypeNameSim 0/0_stddev 0.714 ns 0.722 ns 10 +BuildTypeNameSim 0/0_cv 8.47 % 8.57 % 10 +BuildTypeNameStr 10/10_mean 59.1 ns 59.1 ns 10 +BuildTypeNameStr 10/10_median 59.0 ns 59.4 ns 10 +BuildTypeNameStr 10/10_stddev 0.627 ns 0.988 ns 10 +BuildTypeNameStr 10/10_cv 1.06 % 1.67 % 10 +BuildTypeNameExp 10/10_mean 36.1 ns 36.1 ns 10 +BuildTypeNameExp 10/10_median 35.7 ns 35.4 ns 10 +BuildTypeNameExp 10/10_stddev 2.79 ns 2.70 ns 10 +BuildTypeNameExp 10/10_cv 7.73 % 7.47 % 10 +BuildTypeNameSim 10/10_mean 26.5 ns 26.5 ns 10 +BuildTypeNameSim 10/10_median 26.0 ns 26.4 ns 10 +BuildTypeNameSim 10/10_stddev 1.90 ns 1.87 ns 10 +BuildTypeNameSim 10/10_cv 7.18 % 7.05 % 10 ----- Replace string by copy -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat with replace str_mean 308 ns 307 ns 10 -Concat with replace str_median 307 ns 305 ns 10 -Concat with replace str_stddev 8.89 ns 8.86 ns 10 -Concat with replace str_cv 2.89 % 2.89 % 10 -Concat with replace exp_mean 217 ns 216 ns 10 -Concat with replace exp_median 216 ns 217 ns 10 -Concat with replace exp_stddev 10.5 ns 11.9 ns 10 -Concat with replace exp_cv 4.86 % 5.52 % 10 +Concat with replace str_mean 317 ns 315 ns 10 +Concat with replace str_median 317 ns 314 ns 10 +Concat with replace str_stddev 6.66 ns 7.92 ns 10 +Concat with replace str_cv 2.10 % 2.51 % 10 +Concat with replace exp_mean 210 ns 210 ns 10 +Concat with replace exp_median 210 ns 211 ns 10 +Concat with replace exp_stddev 6.44 ns 8.01 ns 10 +Concat with replace exp_cv 3.07 % 3.82 % 10 ----- Create Empty Str ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e;_mean 1.13 ns 1.12 ns 10 -std::string e;_median 1.11 ns 1.10 ns 10 -std::string e;_stddev 0.056 ns 0.052 ns 10 -std::string e;_cv 4.93 % 4.69 % 10 -std::string_view e;_mean 0.364 ns 0.363 ns 10 -std::string_view e;_median 0.363 ns 0.361 ns 10 -std::string_view e;_stddev 0.005 ns 0.006 ns 10 -std::string_view e;_cv 1.42 % 1.75 % 10 -ssa e;_mean 0.360 ns 0.359 ns 10 -ssa e;_median 0.358 ns 0.361 ns 10 -ssa e;_stddev 0.007 ns 0.009 ns 10 -ssa e;_cv 1.86 % 2.53 % 10 -stringa e;_mean 0.739 ns 0.739 ns 10 -stringa e;_median 0.730 ns 0.732 ns 10 -stringa e;_stddev 0.024 ns 0.024 ns 10 -stringa e;_cv 3.23 % 3.21 % 10 -lstringa<20> e;_mean 1.11 ns 1.11 ns 10 -lstringa<20> e;_median 1.11 ns 1.10 ns 10 -lstringa<20> e;_stddev 0.033 ns 0.035 ns 10 -lstringa<20> e;_cv 2.98 % 3.15 % 10 -lstringa<40> e;_mean 1.11 ns 1.11 ns 10 -lstringa<40> e;_median 1.10 ns 1.10 ns 10 -lstringa<40> e;_stddev 0.033 ns 0.035 ns 10 -lstringa<40> e;_cv 2.98 % 3.15 % 10 +std::string e;_mean 1.11 ns 1.09 ns 10 +std::string e;_median 1.09 ns 1.10 ns 10 +std::string e;_stddev 0.051 ns 0.016 ns 10 +std::string e;_cv 4.58 % 1.51 % 10 +std::string_view e;_mean 0.362 ns 0.359 ns 10 +std::string_view e;_median 0.360 ns 0.358 ns 10 +std::string_view e;_stddev 0.006 ns 0.006 ns 10 +std::string_view e;_cv 1.58 % 1.77 % 10 +ssa e;_mean 0.371 ns 0.370 ns 10 +ssa e;_median 0.368 ns 0.366 ns 10 +ssa e;_stddev 0.013 ns 0.016 ns 10 +ssa e;_cv 3.62 % 4.33 % 10 +stringa e;_mean 0.763 ns 0.763 ns 10 +stringa e;_median 0.746 ns 0.753 ns 10 +stringa e;_stddev 0.039 ns 0.041 ns 10 +stringa e;_cv 5.14 % 5.32 % 10 +lstringa<20> e;_mean 1.12 ns 1.12 ns 10 +lstringa<20> e;_median 1.14 ns 1.14 ns 10 +lstringa<20> e;_stddev 0.034 ns 0.041 ns 10 +lstringa<20> e;_cv 3.04 % 3.62 % 10 +lstringa<40> e;_mean 1.12 ns 1.12 ns 10 +lstringa<40> e;_median 1.10 ns 1.12 ns 10 +lstringa<40> e;_stddev 0.044 ns 0.035 ns 10 +lstringa<40> e;_cv 3.93 % 3.12 % 10 ----- Create Str from short literal (9 symbols) --------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text";_mean 1.86 ns 1.86 ns 10 -std::string e = "Test text";_median 1.82 ns 1.82 ns 10 -std::string e = "Test text";_stddev 0.100 ns 0.107 ns 10 -std::string e = "Test text";_cv 5.41 % 5.74 % 10 -std::string_view e = "Test text";_mean 0.728 ns 0.725 ns 10 -std::string_view e = "Test text";_median 0.724 ns 0.724 ns 10 -std::string_view e = "Test text";_stddev 0.025 ns 0.025 ns 10 -std::string_view e = "Test text";_cv 3.45 % 3.44 % 10 -ssa e = "Test text";_mean 0.362 ns 0.361 ns 10 -ssa e = "Test text";_median 0.362 ns 0.361 ns 10 -ssa e = "Test text";_stddev 0.008 ns 0.008 ns 10 -ssa e = "Test text";_cv 2.17 % 2.34 % 10 -stringa e = "Test text";_mean 1.11 ns 1.10 ns 10 -stringa e = "Test text";_median 1.11 ns 1.10 ns 10 -stringa e = "Test text";_stddev 0.018 ns 0.025 ns 10 -stringa e = "Test text";_cv 1.60 % 2.28 % 10 -lstringa<20> e = "Test text";_mean 1.83 ns 1.82 ns 10 -lstringa<20> e = "Test text";_median 1.83 ns 1.84 ns 10 -lstringa<20> e = "Test text";_stddev 0.033 ns 0.037 ns 10 -lstringa<20> e = "Test text";_cv 1.80 % 2.05 % 10 -lstringa<40> e = "Test text";_mean 1.89 ns 1.89 ns 10 -lstringa<40> e = "Test text";_median 1.88 ns 1.88 ns 10 -lstringa<40> e = "Test text";_stddev 0.070 ns 0.067 ns 10 -lstringa<40> e = "Test text";_cv 3.72 % 3.56 % 10 +std::string e = "Test text";_mean 1.82 ns 1.81 ns 10 +std::string e = "Test text";_median 1.81 ns 1.80 ns 10 +std::string e = "Test text";_stddev 0.027 ns 0.028 ns 10 +std::string e = "Test text";_cv 1.51 % 1.56 % 10 +std::string_view e = "Test text";_mean 0.732 ns 0.728 ns 10 +std::string_view e = "Test text";_median 0.735 ns 0.725 ns 10 +std::string_view e = "Test text";_stddev 0.009 ns 0.011 ns 10 +std::string_view e = "Test text";_cv 1.17 % 1.51 % 10 +ssa e = "Test text";_mean 0.362 ns 0.363 ns 10 +ssa e = "Test text";_median 0.363 ns 0.365 ns 10 +ssa e = "Test text";_stddev 0.006 ns 0.007 ns 10 +ssa e = "Test text";_cv 1.65 % 2.03 % 10 +stringa e = "Test text";_mean 1.10 ns 1.10 ns 10 +stringa e = "Test text";_median 1.09 ns 1.10 ns 10 +stringa e = "Test text";_stddev 0.034 ns 0.030 ns 10 +stringa e = "Test text";_cv 3.08 % 2.77 % 10 +lstringa<20> e = "Test text";_mean 1.88 ns 1.86 ns 10 +lstringa<20> e = "Test text";_median 1.84 ns 1.84 ns 10 +lstringa<20> e = "Test text";_stddev 0.070 ns 0.052 ns 10 +lstringa<20> e = "Test text";_cv 3.72 % 2.79 % 10 +lstringa<40> e = "Test text";_mean 1.86 ns 1.85 ns 10 +lstringa<40> e = "Test text";_median 1.83 ns 1.83 ns 10 +lstringa<40> e = "Test text";_stddev 0.096 ns 0.114 ns 10 +lstringa<40> e = "Test text";_cv 5.15 % 6.13 % 10 ----- Create Str from long literal (30 symbols) ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890";_mean 71.2 ns 71.1 ns 10 -std::string e = "123456789012345678901234567890";_median 71.0 ns 71.5 ns 10 -std::string e = "123456789012345678901234567890";_stddev 2.16 ns 2.57 ns 10 -std::string e = "123456789012345678901234567890";_cv 3.04 % 3.62 % 10 -std::string_view e = "123456789012345678901234567890";_mean 0.722 ns 0.720 ns 10 -std::string_view e = "123456789012345678901234567890";_median 0.721 ns 0.715 ns 10 -std::string_view e = "123456789012345678901234567890";_stddev 0.010 ns 0.008 ns 10 -std::string_view e = "123456789012345678901234567890";_cv 1.42 % 1.17 % 10 -ssa e = "123456789012345678901234567890";_mean 0.363 ns 0.363 ns 10 -ssa e = "123456789012345678901234567890";_median 0.361 ns 0.361 ns 10 -ssa e = "123456789012345678901234567890";_stddev 0.005 ns 0.006 ns 10 -ssa e = "123456789012345678901234567890";_cv 1.29 % 1.75 % 10 -stringa e = "123456789012345678901234567890";_mean 1.09 ns 1.09 ns 10 +std::string e = "123456789012345678901234567890";_mean 79.3 ns 79.0 ns 10 +std::string e = "123456789012345678901234567890";_median 78.4 ns 78.5 ns 10 +std::string e = "123456789012345678901234567890";_stddev 1.87 ns 1.65 ns 10 +std::string e = "123456789012345678901234567890";_cv 2.36 % 2.09 % 10 +std::string_view e = "123456789012345678901234567890";_mean 0.726 ns 0.724 ns 10 +std::string_view e = "123456789012345678901234567890";_median 0.728 ns 0.732 ns 10 +std::string_view e = "123456789012345678901234567890";_stddev 0.007 ns 0.012 ns 10 +std::string_view e = "123456789012345678901234567890";_cv 0.93 % 1.70 % 10 +ssa e = "123456789012345678901234567890";_mean 0.364 ns 0.364 ns 10 +ssa e = "123456789012345678901234567890";_median 0.363 ns 0.361 ns 10 +ssa e = "123456789012345678901234567890";_stddev 0.006 ns 0.007 ns 10 +ssa e = "123456789012345678901234567890";_cv 1.69 % 1.86 % 10 +stringa e = "123456789012345678901234567890";_mean 1.11 ns 1.11 ns 10 stringa e = "123456789012345678901234567890";_median 1.10 ns 1.10 ns 10 -stringa e = "123456789012345678901234567890";_stddev 0.016 ns 0.021 ns 10 -stringa e = "123456789012345678901234567890";_cv 1.50 % 1.89 % 10 -lstringa<20> e = "123456789012345678901234567890";_mean 72.4 ns 72.3 ns 10 -lstringa<20> e = "123456789012345678901234567890";_median 72.6 ns 72.5 ns 10 -lstringa<20> e = "123456789012345678901234567890";_stddev 1.82 ns 1.84 ns 10 -lstringa<20> e = "123456789012345678901234567890";_cv 2.52 % 2.54 % 10 -lstringa<40> e = "123456789012345678901234567890";_mean 2.53 ns 2.52 ns 10 -lstringa<40> e = "123456789012345678901234567890";_median 2.51 ns 2.51 ns 10 -lstringa<40> e = "123456789012345678901234567890";_stddev 0.041 ns 0.035 ns 10 -lstringa<40> e = "123456789012345678901234567890";_cv 1.63 % 1.40 % 10 +stringa e = "123456789012345678901234567890";_stddev 0.027 ns 0.027 ns 10 +stringa e = "123456789012345678901234567890";_cv 2.48 % 2.43 % 10 +lstringa<20> e = "123456789012345678901234567890";_mean 75.7 ns 75.8 ns 10 +lstringa<20> e = "123456789012345678901234567890";_median 75.4 ns 75.3 ns 10 +lstringa<20> e = "123456789012345678901234567890";_stddev 1.38 ns 1.62 ns 10 +lstringa<20> e = "123456789012345678901234567890";_cv 1.82 % 2.14 % 10 +lstringa<40> e = "123456789012345678901234567890";_mean 2.53 ns 2.53 ns 10 +lstringa<40> e = "123456789012345678901234567890";_median 2.53 ns 2.49 ns 10 +lstringa<40> e = "123456789012345678901234567890";_stddev 0.035 ns 0.050 ns 10 +lstringa<40> e = "123456789012345678901234567890";_cv 1.40 % 1.98 % 10 ----- Create copy of Str with 9 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text"; auto c{e};_mean 1.84 ns 1.83 ns 10 -std::string e = "Test text"; auto c{e};_median 1.84 ns 1.84 ns 10 -std::string e = "Test text"; auto c{e};_stddev 0.024 ns 0.047 ns 10 -std::string e = "Test text"; auto c{e};_cv 1.31 % 2.57 % 10 -std::string_view e = "Test text"; auto c{e};_mean 0.363 ns 0.363 ns 10 -std::string_view e = "Test text"; auto c{e};_median 0.362 ns 0.361 ns 10 -std::string_view e = "Test text"; auto c{e};_stddev 0.006 ns 0.008 ns 10 -std::string_view e = "Test text"; auto c{e};_cv 1.68 % 2.09 % 10 -ssa e = "Test text"; auto c{e};_mean 0.367 ns 0.365 ns 10 -ssa e = "Test text"; auto c{e};_median 0.366 ns 0.364 ns 10 -ssa e = "Test text"; auto c{e};_stddev 0.006 ns 0.010 ns 10 -ssa e = "Test text"; auto c{e};_cv 1.65 % 2.69 % 10 +std::string e = "Test text"; auto c{e};_mean 1.88 ns 1.88 ns 10 +std::string e = "Test text"; auto c{e};_median 1.86 ns 1.86 ns 10 +std::string e = "Test text"; auto c{e};_stddev 0.063 ns 0.071 ns 10 +std::string e = "Test text"; auto c{e};_cv 3.36 % 3.78 % 10 +std::string_view e = "Test text"; auto c{e};_mean 0.371 ns 0.370 ns 10 +std::string_view e = "Test text"; auto c{e};_median 0.367 ns 0.369 ns 10 +std::string_view e = "Test text"; auto c{e};_stddev 0.010 ns 0.010 ns 10 +std::string_view e = "Test text"; auto c{e};_cv 2.77 % 2.79 % 10 +ssa e = "Test text"; auto c{e};_mean 0.376 ns 0.374 ns 10 +ssa e = "Test text"; auto c{e};_median 0.367 ns 0.367 ns 10 +ssa e = "Test text"; auto c{e};_stddev 0.019 ns 0.015 ns 10 +ssa e = "Test text"; auto c{e};_cv 4.96 % 3.93 % 10 stringa e = "Test text"; auto c{e};_mean 1.28 ns 1.28 ns 10 -stringa e = "Test text"; auto c{e};_median 1.27 ns 1.27 ns 10 -stringa e = "Test text"; auto c{e};_stddev 0.021 ns 0.023 ns 10 -stringa e = "Test text"; auto c{e};_cv 1.66 % 1.80 % 10 -lstringa<20> e = "Test text"; auto c{e};_mean 5.19 ns 5.19 ns 10 -lstringa<20> e = "Test text"; auto c{e};_median 5.12 ns 5.16 ns 10 -lstringa<20> e = "Test text"; auto c{e};_stddev 0.405 ns 0.415 ns 10 -lstringa<20> e = "Test text"; auto c{e};_cv 7.80 % 7.99 % 10 -lstringa<40> e = "Test text"; auto c{e};_mean 4.84 ns 4.83 ns 10 -lstringa<40> e = "Test text"; auto c{e};_median 4.79 ns 4.76 ns 10 -lstringa<40> e = "Test text"; auto c{e};_stddev 0.254 ns 0.274 ns 10 -lstringa<40> e = "Test text"; auto c{e};_cv 5.25 % 5.66 % 10 +stringa e = "Test text"; auto c{e};_median 1.28 ns 1.27 ns 10 +stringa e = "Test text"; auto c{e};_stddev 0.026 ns 0.023 ns 10 +stringa e = "Test text"; auto c{e};_cv 2.05 % 1.80 % 10 +lstringa<20> e = "Test text"; auto c{e};_mean 5.11 ns 5.12 ns 10 +lstringa<20> e = "Test text"; auto c{e};_median 5.05 ns 5.02 ns 10 +lstringa<20> e = "Test text"; auto c{e};_stddev 0.166 ns 0.198 ns 10 +lstringa<20> e = "Test text"; auto c{e};_cv 3.24 % 3.86 % 10 +lstringa<40> e = "Test text"; auto c{e};_mean 5.11 ns 5.11 ns 10 +lstringa<40> e = "Test text"; auto c{e};_median 5.10 ns 5.16 ns 10 +lstringa<40> e = "Test text"; auto c{e};_stddev 0.050 ns 0.075 ns 10 +lstringa<40> e = "Test text"; auto c{e};_cv 0.98 % 1.48 % 10 ----- Create copy of Str with 30 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890"; auto c{e};_mean 75.0 ns 74.8 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_median 74.5 ns 74.1 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_stddev 2.25 ns 1.73 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_cv 3.00 % 2.32 % 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 0.726 ns 0.724 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_median 0.728 ns 0.724 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.009 ns 0.009 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 1.25 % 1.27 % 10 -ssa e = "123456789012345678901234567890"; auto c{e};_mean 0.362 ns 0.360 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_median 0.363 ns 0.361 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.005 ns 0.007 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_cv 1.32 % 1.95 % 10 -stringa e = "123456789012345678901234567890"; auto c{e};_mean 1.84 ns 1.84 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_median 1.82 ns 1.82 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.052 ns 0.064 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_cv 2.83 % 3.47 % 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 75.5 ns 75.3 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 75.0 ns 75.9 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 2.57 ns 2.70 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 3.40 % 3.59 % 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 4.47 ns 4.47 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 4.46 ns 4.45 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.166 ns 0.190 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 3.70 % 4.24 % 10 +std::string e = "123456789012345678901234567890"; auto c{e};_mean 77.2 ns 76.8 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_median 77.0 ns 77.4 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_stddev 2.34 ns 2.22 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_cv 3.03 % 2.89 % 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 0.731 ns 0.731 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_median 0.729 ns 0.725 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.011 ns 0.012 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 1.50 % 1.61 % 10 +ssa e = "123456789012345678901234567890"; auto c{e};_mean 0.364 ns 0.362 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_median 0.363 ns 0.362 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.005 ns 0.005 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_cv 1.28 % 1.27 % 10 +stringa e = "123456789012345678901234567890"; auto c{e};_mean 1.86 ns 1.85 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_median 1.84 ns 1.84 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.047 ns 0.048 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_cv 2.53 % 2.59 % 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 78.6 ns 78.6 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 78.5 ns 78.1 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 4.25 ns 4.28 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 5.41 % 5.44 % 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 4.78 ns 4.77 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 4.77 ns 4.76 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.055 ns 0.080 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 1.15 % 1.67 % 10 ----- Find 9 symbols text in end of 99 symbols text ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find;_mean 39.2 ns 39.1 ns 10 -std::string::find;_median 39.1 ns 39.2 ns 10 -std::string::find;_stddev 0.874 ns 1.29 ns 10 -std::string::find;_cv 2.23 % 3.29 % 10 -std::string_view::find;_mean 39.4 ns 39.4 ns 10 -std::string_view::find;_median 39.1 ns 39.3 ns 10 -std::string_view::find;_stddev 1.48 ns 1.39 ns 10 -std::string_view::find;_cv 3.75 % 3.53 % 10 -ssa::find;_mean 17.7 ns 17.6 ns 10 -ssa::find;_median 17.6 ns 17.6 ns 10 -ssa::find;_stddev 0.642 ns 0.585 ns 10 -ssa::find;_cv 3.63 % 3.32 % 10 -stringa::find;_mean 18.0 ns 18.1 ns 10 -stringa::find;_median 18.1 ns 18.0 ns 10 -stringa::find;_stddev 0.476 ns 0.526 ns 10 -stringa::find;_cv 2.64 % 2.91 % 10 -lstringa<20>::find;_mean 18.6 ns 18.6 ns 10 -lstringa<20>::find;_median 18.4 ns 18.4 ns 10 -lstringa<20>::find;_stddev 0.914 ns 0.990 ns 10 -lstringa<20>::find;_cv 4.91 % 5.33 % 10 -lstringa<40>::find;_mean 17.6 ns 17.5 ns 10 +std::string::find;_mean 38.3 ns 38.3 ns 10 +std::string::find;_median 38.3 ns 38.4 ns 10 +std::string::find;_stddev 0.351 ns 0.495 ns 10 +std::string::find;_cv 0.92 % 1.29 % 10 +std::string_view::find;_mean 38.8 ns 38.3 ns 10 +std::string_view::find;_median 38.4 ns 38.1 ns 10 +std::string_view::find;_stddev 1.25 ns 0.865 ns 10 +std::string_view::find;_cv 3.24 % 2.26 % 10 +ssa::find;_mean 17.4 ns 17.5 ns 10 +ssa::find;_median 17.5 ns 17.5 ns 10 +ssa::find;_stddev 0.301 ns 0.326 ns 10 +ssa::find;_cv 1.73 % 1.87 % 10 +stringa::find;_mean 18.3 ns 18.3 ns 10 +stringa::find;_median 18.3 ns 18.4 ns 10 +stringa::find;_stddev 0.343 ns 0.345 ns 10 +stringa::find;_cv 1.87 % 1.88 % 10 +lstringa<20>::find;_mean 17.5 ns 17.5 ns 10 +lstringa<20>::find;_median 17.6 ns 17.6 ns 10 +lstringa<20>::find;_stddev 0.383 ns 0.450 ns 10 +lstringa<20>::find;_cv 2.18 % 2.57 % 10 +lstringa<40>::find;_mean 17.8 ns 17.9 ns 10 lstringa<40>::find;_median 17.9 ns 17.8 ns 10 -lstringa<40>::find;_stddev 0.550 ns 0.702 ns 10 -lstringa<40>::find;_cv 3.12 % 4.00 % 10 +lstringa<40>::find;_stddev 0.199 ns 0.275 ns 10 +lstringa<40>::find;_cv 1.12 % 1.54 % 10 ------- Copy not literal Str with N symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string copy{str_with_len_N};/15_mean 1.83 ns 1.82 ns 10 -std::string copy{str_with_len_N};/15_median 1.83 ns 1.80 ns 10 -std::string copy{str_with_len_N};/15_stddev 0.031 ns 0.040 ns 10 -std::string copy{str_with_len_N};/15_cv 1.70 % 2.22 % 10 -std::string copy{str_with_len_N};/16_mean 77.0 ns 77.0 ns 10 -std::string copy{str_with_len_N};/16_median 76.5 ns 77.4 ns 10 -std::string copy{str_with_len_N};/16_stddev 2.00 ns 1.65 ns 10 -std::string copy{str_with_len_N};/16_cv 2.60 % 2.14 % 10 -std::string copy{str_with_len_N};/23_mean 76.6 ns 76.6 ns 10 -std::string copy{str_with_len_N};/23_median 76.4 ns 75.9 ns 10 -std::string copy{str_with_len_N};/23_stddev 2.18 ns 2.53 ns 10 -std::string copy{str_with_len_N};/23_cv 2.84 % 3.30 % 10 -std::string copy{str_with_len_N};/24_mean 78.5 ns 78.3 ns 10 -std::string copy{str_with_len_N};/24_median 78.1 ns 77.4 ns 10 -std::string copy{str_with_len_N};/24_stddev 4.12 ns 3.92 ns 10 -std::string copy{str_with_len_N};/24_cv 5.25 % 5.00 % 10 -std::string copy{str_with_len_N};/32_mean 83.9 ns 83.7 ns 10 -std::string copy{str_with_len_N};/32_median 82.2 ns 82.0 ns 10 -std::string copy{str_with_len_N};/32_stddev 7.49 ns 7.67 ns 10 -std::string copy{str_with_len_N};/32_cv 8.93 % 9.16 % 10 -std::string copy{str_with_len_N};/64_mean 80.9 ns 80.7 ns 10 -std::string copy{str_with_len_N};/64_median 79.3 ns 78.5 ns 10 -std::string copy{str_with_len_N};/64_stddev 4.28 ns 4.35 ns 10 -std::string copy{str_with_len_N};/64_cv 5.28 % 5.39 % 10 -std::string copy{str_with_len_N};/128_mean 87.4 ns 87.4 ns 10 -std::string copy{str_with_len_N};/128_median 83.5 ns 83.0 ns 10 -std::string copy{str_with_len_N};/128_stddev 7.38 ns 7.44 ns 10 -std::string copy{str_with_len_N};/128_cv 8.44 % 8.51 % 10 -std::string copy{str_with_len_N};/256_mean 84.4 ns 84.3 ns 10 -std::string copy{str_with_len_N};/256_median 84.4 ns 83.7 ns 10 -std::string copy{str_with_len_N};/256_stddev 1.25 ns 1.72 ns 10 -std::string copy{str_with_len_N};/256_cv 1.48 % 2.04 % 10 -std::string copy{str_with_len_N};/512_mean 86.3 ns 86.3 ns 10 -std::string copy{str_with_len_N};/512_median 85.9 ns 85.4 ns 10 -std::string copy{str_with_len_N};/512_stddev 1.68 ns 1.88 ns 10 -std::string copy{str_with_len_N};/512_cv 1.94 % 2.18 % 10 -std::string copy{str_with_len_N};/1024_mean 94.3 ns 94.2 ns 10 -std::string copy{str_with_len_N};/1024_median 93.6 ns 93.1 ns 10 -std::string copy{str_with_len_N};/1024_stddev 3.12 ns 2.96 ns 10 -std::string copy{str_with_len_N};/1024_cv 3.31 % 3.14 % 10 -std::string copy{str_with_len_N};/2048_mean 131 ns 131 ns 10 -std::string copy{str_with_len_N};/2048_median 129 ns 128 ns 10 -std::string copy{str_with_len_N};/2048_stddev 9.09 ns 9.37 ns 10 -std::string copy{str_with_len_N};/2048_cv 6.96 % 7.18 % 10 -std::string copy{str_with_len_N};/4096_mean 192 ns 192 ns 10 -std::string copy{str_with_len_N};/4096_median 193 ns 193 ns 10 -std::string copy{str_with_len_N};/4096_stddev 10.1 ns 9.63 ns 10 -std::string copy{str_with_len_N};/4096_cv 5.28 % 5.02 % 10 -stringa copy{str_with_len_N};/15_mean 1.29 ns 1.29 ns 10 +std::string copy{str_with_len_N};/15_mean 1.92 ns 1.92 ns 10 +std::string copy{str_with_len_N};/15_median 1.89 ns 1.90 ns 10 +std::string copy{str_with_len_N};/15_stddev 0.108 ns 0.083 ns 10 +std::string copy{str_with_len_N};/15_cv 5.61 % 4.32 % 10 +std::string copy{str_with_len_N};/16_mean 79.1 ns 79.2 ns 10 +std::string copy{str_with_len_N};/16_median 79.2 ns 79.3 ns 10 +std::string copy{str_with_len_N};/16_stddev 1.30 ns 1.68 ns 10 +std::string copy{str_with_len_N};/16_cv 1.65 % 2.13 % 10 +std::string copy{str_with_len_N};/23_mean 80.3 ns 80.1 ns 10 +std::string copy{str_with_len_N};/23_median 79.7 ns 79.5 ns 10 +std::string copy{str_with_len_N};/23_stddev 2.21 ns 2.30 ns 10 +std::string copy{str_with_len_N};/23_cv 2.75 % 2.87 % 10 +std::string copy{str_with_len_N};/24_mean 79.5 ns 79.4 ns 10 +std::string copy{str_with_len_N};/24_median 79.3 ns 79.5 ns 10 +std::string copy{str_with_len_N};/24_stddev 1.05 ns 1.54 ns 10 +std::string copy{str_with_len_N};/24_cv 1.32 % 1.93 % 10 +std::string copy{str_with_len_N};/32_mean 81.8 ns 81.6 ns 10 +std::string copy{str_with_len_N};/32_median 81.1 ns 81.1 ns 10 +std::string copy{str_with_len_N};/32_stddev 1.83 ns 1.80 ns 10 +std::string copy{str_with_len_N};/32_cv 2.24 % 2.21 % 10 +std::string copy{str_with_len_N};/64_mean 81.2 ns 81.3 ns 10 +std::string copy{str_with_len_N};/64_median 79.8 ns 80.2 ns 10 +std::string copy{str_with_len_N};/64_stddev 3.38 ns 3.20 ns 10 +std::string copy{str_with_len_N};/64_cv 4.15 % 3.94 % 10 +std::string copy{str_with_len_N};/128_mean 84.4 ns 84.3 ns 10 +std::string copy{str_with_len_N};/128_median 84.4 ns 83.7 ns 10 +std::string copy{str_with_len_N};/128_stddev 5.15 ns 5.32 ns 10 +std::string copy{str_with_len_N};/128_cv 6.10 % 6.30 % 10 +std::string copy{str_with_len_N};/256_mean 87.2 ns 87.2 ns 10 +std::string copy{str_with_len_N};/256_median 84.4 ns 84.2 ns 10 +std::string copy{str_with_len_N};/256_stddev 10.4 ns 9.77 ns 10 +std::string copy{str_with_len_N};/256_cv 11.87 % 11.21 % 10 +std::string copy{str_with_len_N};/512_mean 84.9 ns 84.9 ns 10 +std::string copy{str_with_len_N};/512_median 84.8 ns 85.4 ns 10 +std::string copy{str_with_len_N};/512_stddev 1.78 ns 2.02 ns 10 +std::string copy{str_with_len_N};/512_cv 2.09 % 2.38 % 10 +std::string copy{str_with_len_N};/1024_mean 96.5 ns 96.5 ns 10 +std::string copy{str_with_len_N};/1024_median 97.9 ns 98.4 ns 10 +std::string copy{str_with_len_N};/1024_stddev 5.98 ns 6.04 ns 10 +std::string copy{str_with_len_N};/1024_cv 6.19 % 6.26 % 10 +std::string copy{str_with_len_N};/2048_mean 129 ns 129 ns 10 +std::string copy{str_with_len_N};/2048_median 128 ns 128 ns 10 +std::string copy{str_with_len_N};/2048_stddev 7.55 ns 7.49 ns 10 +std::string copy{str_with_len_N};/2048_cv 5.87 % 5.83 % 10 +std::string copy{str_with_len_N};/4096_mean 172 ns 171 ns 10 +std::string copy{str_with_len_N};/4096_median 171 ns 171 ns 10 +std::string copy{str_with_len_N};/4096_stddev 5.86 ns 4.14 ns 10 +std::string copy{str_with_len_N};/4096_cv 3.42 % 2.43 % 10 +stringa copy{str_with_len_N};/15_mean 1.28 ns 1.27 ns 10 stringa copy{str_with_len_N};/15_median 1.28 ns 1.29 ns 10 -stringa copy{str_with_len_N};/15_stddev 0.050 ns 0.051 ns 10 -stringa copy{str_with_len_N};/15_cv 3.90 % 3.98 % 10 +stringa copy{str_with_len_N};/15_stddev 0.030 ns 0.034 ns 10 +stringa copy{str_with_len_N};/15_cv 2.37 % 2.65 % 10 stringa copy{str_with_len_N};/16_mean 1.28 ns 1.28 ns 10 -stringa copy{str_with_len_N};/16_median 1.26 ns 1.27 ns 10 -stringa copy{str_with_len_N};/16_stddev 0.051 ns 0.048 ns 10 -stringa copy{str_with_len_N};/16_cv 3.95 % 3.73 % 10 -stringa copy{str_with_len_N};/23_mean 1.27 ns 1.27 ns 10 -stringa copy{str_with_len_N};/23_median 1.27 ns 1.27 ns 10 -stringa copy{str_with_len_N};/23_stddev 0.025 ns 0.033 ns 10 -stringa copy{str_with_len_N};/23_cv 1.94 % 2.59 % 10 -stringa copy{str_with_len_N};/24_mean 16.3 ns 16.4 ns 10 -stringa copy{str_with_len_N};/24_median 16.0 ns 16.0 ns 10 -stringa copy{str_with_len_N};/24_stddev 1.35 ns 1.26 ns 10 -stringa copy{str_with_len_N};/24_cv 8.27 % 7.68 % 10 -stringa copy{str_with_len_N};/32_mean 15.9 ns 15.9 ns 10 +stringa copy{str_with_len_N};/16_median 1.29 ns 1.26 ns 10 +stringa copy{str_with_len_N};/16_stddev 0.036 ns 0.043 ns 10 +stringa copy{str_with_len_N};/16_cv 2.84 % 3.38 % 10 +stringa copy{str_with_len_N};/23_mean 1.29 ns 1.29 ns 10 +stringa copy{str_with_len_N};/23_median 1.28 ns 1.28 ns 10 +stringa copy{str_with_len_N};/23_stddev 0.025 ns 0.026 ns 10 +stringa copy{str_with_len_N};/23_cv 1.93 % 1.99 % 10 +stringa copy{str_with_len_N};/24_mean 15.9 ns 15.8 ns 10 +stringa copy{str_with_len_N};/24_median 15.8 ns 15.7 ns 10 +stringa copy{str_with_len_N};/24_stddev 0.168 ns 0.180 ns 10 +stringa copy{str_with_len_N};/24_cv 1.06 % 1.14 % 10 +stringa copy{str_with_len_N};/32_mean 16.0 ns 15.9 ns 10 stringa copy{str_with_len_N};/32_median 15.9 ns 15.9 ns 10 -stringa copy{str_with_len_N};/32_stddev 0.251 ns 0.287 ns 10 -stringa copy{str_with_len_N};/32_cv 1.58 % 1.80 % 10 -stringa copy{str_with_len_N};/64_mean 16.0 ns 15.9 ns 10 -stringa copy{str_with_len_N};/64_median 15.9 ns 16.0 ns 10 -stringa copy{str_with_len_N};/64_stddev 0.339 ns 0.235 ns 10 -stringa copy{str_with_len_N};/64_cv 2.12 % 1.48 % 10 +stringa copy{str_with_len_N};/32_stddev 0.239 ns 0.202 ns 10 +stringa copy{str_with_len_N};/32_cv 1.50 % 1.27 % 10 +stringa copy{str_with_len_N};/64_mean 16.7 ns 16.7 ns 10 +stringa copy{str_with_len_N};/64_median 16.0 ns 16.0 ns 10 +stringa copy{str_with_len_N};/64_stddev 2.23 ns 2.23 ns 10 +stringa copy{str_with_len_N};/64_cv 13.34 % 13.33 % 10 stringa copy{str_with_len_N};/128_mean 15.8 ns 15.8 ns 10 stringa copy{str_with_len_N};/128_median 15.8 ns 15.7 ns 10 -stringa copy{str_with_len_N};/128_stddev 0.087 ns 0.168 ns 10 +stringa copy{str_with_len_N};/128_stddev 0.086 ns 0.168 ns 10 stringa copy{str_with_len_N};/128_cv 0.55 % 1.07 % 10 stringa copy{str_with_len_N};/256_mean 15.8 ns 15.8 ns 10 stringa copy{str_with_len_N};/256_median 15.8 ns 15.7 ns 10 -stringa copy{str_with_len_N};/256_stddev 0.067 ns 0.147 ns 10 -stringa copy{str_with_len_N};/256_cv 0.43 % 0.93 % 10 -stringa copy{str_with_len_N};/512_mean 15.7 ns 15.7 ns 10 -stringa copy{str_with_len_N};/512_median 15.7 ns 15.7 ns 10 -stringa copy{str_with_len_N};/512_stddev 0.053 ns 0.218 ns 10 -stringa copy{str_with_len_N};/512_cv 0.34 % 1.39 % 10 +stringa copy{str_with_len_N};/256_stddev 0.154 ns 0.168 ns 10 +stringa copy{str_with_len_N};/256_cv 0.98 % 1.07 % 10 +stringa copy{str_with_len_N};/512_mean 15.8 ns 15.8 ns 10 +stringa copy{str_with_len_N};/512_median 15.8 ns 15.7 ns 10 +stringa copy{str_with_len_N};/512_stddev 0.091 ns 0.168 ns 10 +stringa copy{str_with_len_N};/512_cv 0.57 % 1.07 % 10 stringa copy{str_with_len_N};/1024_mean 15.8 ns 15.8 ns 10 stringa copy{str_with_len_N};/1024_median 15.8 ns 15.7 ns 10 -stringa copy{str_with_len_N};/1024_stddev 0.076 ns 0.162 ns 10 -stringa copy{str_with_len_N};/1024_cv 0.48 % 1.02 % 10 -stringa copy{str_with_len_N};/2048_mean 15.7 ns 15.7 ns 10 +stringa copy{str_with_len_N};/1024_stddev 0.099 ns 0.235 ns 10 +stringa copy{str_with_len_N};/1024_cv 0.62 % 1.49 % 10 +stringa copy{str_with_len_N};/2048_mean 15.8 ns 15.7 ns 10 stringa copy{str_with_len_N};/2048_median 15.7 ns 15.7 ns 10 -stringa copy{str_with_len_N};/2048_stddev 0.085 ns 0.110 ns 10 -stringa copy{str_with_len_N};/2048_cv 0.54 % 0.70 % 10 -stringa copy{str_with_len_N};/4096_mean 15.8 ns 15.7 ns 10 +stringa copy{str_with_len_N};/2048_stddev 0.047 ns 0.198 ns 10 +stringa copy{str_with_len_N};/2048_cv 0.30 % 1.26 % 10 +stringa copy{str_with_len_N};/4096_mean 15.8 ns 15.8 ns 10 stringa copy{str_with_len_N};/4096_median 15.8 ns 15.7 ns 10 -stringa copy{str_with_len_N};/4096_stddev 0.080 ns 0.198 ns 10 -stringa copy{str_with_len_N};/4096_cv 0.51 % 1.26 % 10 -lstringa<16> copy{str_with_len_N};/15_mean 4.42 ns 4.42 ns 10 -lstringa<16> copy{str_with_len_N};/15_median 4.39 ns 4.40 ns 10 -lstringa<16> copy{str_with_len_N};/15_stddev 0.099 ns 0.107 ns 10 -lstringa<16> copy{str_with_len_N};/15_cv 2.23 % 2.42 % 10 -lstringa<16> copy{str_with_len_N};/16_mean 4.48 ns 4.48 ns 10 -lstringa<16> copy{str_with_len_N};/16_median 4.40 ns 4.40 ns 10 -lstringa<16> copy{str_with_len_N};/16_stddev 0.194 ns 0.208 ns 10 -lstringa<16> copy{str_with_len_N};/16_cv 4.34 % 4.64 % 10 -lstringa<16> copy{str_with_len_N};/23_mean 5.05 ns 5.03 ns 10 -lstringa<16> copy{str_with_len_N};/23_median 5.06 ns 5.08 ns 10 -lstringa<16> copy{str_with_len_N};/23_stddev 0.537 ns 0.498 ns 10 -lstringa<16> copy{str_with_len_N};/23_cv 10.62 % 9.91 % 10 -lstringa<16> copy{str_with_len_N};/24_mean 74.9 ns 74.8 ns 10 -lstringa<16> copy{str_with_len_N};/24_median 74.7 ns 73.9 ns 10 -lstringa<16> copy{str_with_len_N};/24_stddev 1.87 ns 2.10 ns 10 -lstringa<16> copy{str_with_len_N};/24_cv 2.50 % 2.81 % 10 -lstringa<16> copy{str_with_len_N};/32_mean 83.3 ns 83.3 ns 10 -lstringa<16> copy{str_with_len_N};/32_median 83.1 ns 82.7 ns 10 -lstringa<16> copy{str_with_len_N};/32_stddev 2.07 ns 2.57 ns 10 -lstringa<16> copy{str_with_len_N};/32_cv 2.48 % 3.09 % 10 -lstringa<16> copy{str_with_len_N};/64_mean 77.8 ns 77.6 ns 10 -lstringa<16> copy{str_with_len_N};/64_median 77.8 ns 77.6 ns 10 -lstringa<16> copy{str_with_len_N};/64_stddev 1.99 ns 1.88 ns 10 -lstringa<16> copy{str_with_len_N};/64_cv 2.56 % 2.43 % 10 -lstringa<16> copy{str_with_len_N};/128_mean 83.5 ns 83.2 ns 10 -lstringa<16> copy{str_with_len_N};/128_median 81.6 ns 81.1 ns 10 -lstringa<16> copy{str_with_len_N};/128_stddev 7.48 ns 7.63 ns 10 -lstringa<16> copy{str_with_len_N};/128_cv 8.95 % 9.17 % 10 -lstringa<16> copy{str_with_len_N};/256_mean 82.5 ns 82.7 ns 10 -lstringa<16> copy{str_with_len_N};/256_median 82.7 ns 82.7 ns 10 -lstringa<16> copy{str_with_len_N};/256_stddev 1.85 ns 1.78 ns 10 -lstringa<16> copy{str_with_len_N};/256_cv 2.24 % 2.15 % 10 -lstringa<16> copy{str_with_len_N};/512_mean 85.9 ns 86.0 ns 10 -lstringa<16> copy{str_with_len_N};/512_median 85.7 ns 85.8 ns 10 -lstringa<16> copy{str_with_len_N};/512_stddev 2.20 ns 2.69 ns 10 -lstringa<16> copy{str_with_len_N};/512_cv 2.56 % 3.13 % 10 -lstringa<16> copy{str_with_len_N};/1024_mean 98.4 ns 98.1 ns 10 -lstringa<16> copy{str_with_len_N};/1024_median 98.0 ns 97.7 ns 10 -lstringa<16> copy{str_with_len_N};/1024_stddev 3.88 ns 4.72 ns 10 -lstringa<16> copy{str_with_len_N};/1024_cv 3.95 % 4.81 % 10 -lstringa<16> copy{str_with_len_N};/2048_mean 127 ns 127 ns 10 -lstringa<16> copy{str_with_len_N};/2048_median 127 ns 127 ns 10 -lstringa<16> copy{str_with_len_N};/2048_stddev 6.31 ns 6.31 ns 10 -lstringa<16> copy{str_with_len_N};/2048_cv 4.97 % 4.98 % 10 -lstringa<16> copy{str_with_len_N};/4096_mean 181 ns 181 ns 10 -lstringa<16> copy{str_with_len_N};/4096_median 181 ns 182 ns 10 -lstringa<16> copy{str_with_len_N};/4096_stddev 2.58 ns 3.45 ns 10 -lstringa<16> copy{str_with_len_N};/4096_cv 1.42 % 1.90 % 10 -lstringa<512> copy{str_with_len_N};/15_mean 5.16 ns 5.16 ns 10 -lstringa<512> copy{str_with_len_N};/15_median 5.12 ns 5.16 ns 10 -lstringa<512> copy{str_with_len_N};/15_stddev 0.390 ns 0.411 ns 10 -lstringa<512> copy{str_with_len_N};/15_cv 7.56 % 7.96 % 10 -lstringa<512> copy{str_with_len_N};/16_mean 5.22 ns 5.22 ns 10 -lstringa<512> copy{str_with_len_N};/16_median 5.19 ns 5.16 ns 10 -lstringa<512> copy{str_with_len_N};/16_stddev 0.454 ns 0.467 ns 10 -lstringa<512> copy{str_with_len_N};/16_cv 8.70 % 8.95 % 10 -lstringa<512> copy{str_with_len_N};/23_mean 4.84 ns 4.83 ns 10 -lstringa<512> copy{str_with_len_N};/23_median 4.76 ns 4.81 ns 10 -lstringa<512> copy{str_with_len_N};/23_stddev 0.208 ns 0.198 ns 10 -lstringa<512> copy{str_with_len_N};/23_cv 4.30 % 4.09 % 10 -lstringa<512> copy{str_with_len_N};/24_mean 4.82 ns 4.81 ns 10 -lstringa<512> copy{str_with_len_N};/24_median 4.79 ns 4.81 ns 10 -lstringa<512> copy{str_with_len_N};/24_stddev 0.154 ns 0.127 ns 10 -lstringa<512> copy{str_with_len_N};/24_cv 3.19 % 2.65 % 10 -lstringa<512> copy{str_with_len_N};/32_mean 7.79 ns 7.76 ns 10 -lstringa<512> copy{str_with_len_N};/32_median 7.81 ns 7.76 ns 10 -lstringa<512> copy{str_with_len_N};/32_stddev 0.193 ns 0.188 ns 10 -lstringa<512> copy{str_with_len_N};/32_cv 2.48 % 2.43 % 10 -lstringa<512> copy{str_with_len_N};/64_mean 7.74 ns 7.73 ns 10 -lstringa<512> copy{str_with_len_N};/64_median 7.73 ns 7.67 ns 10 -lstringa<512> copy{str_with_len_N};/64_stddev 0.182 ns 0.230 ns 10 -lstringa<512> copy{str_with_len_N};/64_cv 2.35 % 2.97 % 10 -lstringa<512> copy{str_with_len_N};/128_mean 8.17 ns 8.18 ns 10 -lstringa<512> copy{str_with_len_N};/128_median 8.16 ns 8.20 ns 10 -lstringa<512> copy{str_with_len_N};/128_stddev 0.200 ns 0.192 ns 10 -lstringa<512> copy{str_with_len_N};/128_cv 2.44 % 2.35 % 10 -lstringa<512> copy{str_with_len_N};/256_mean 9.12 ns 9.10 ns 10 -lstringa<512> copy{str_with_len_N};/256_median 9.10 ns 9.00 ns 10 -lstringa<512> copy{str_with_len_N};/256_stddev 0.250 ns 0.226 ns 10 -lstringa<512> copy{str_with_len_N};/256_cv 2.74 % 2.48 % 10 -lstringa<512> copy{str_with_len_N};/512_mean 10.8 ns 10.8 ns 10 -lstringa<512> copy{str_with_len_N};/512_median 10.8 ns 10.9 ns 10 -lstringa<512> copy{str_with_len_N};/512_stddev 0.309 ns 0.385 ns 10 -lstringa<512> copy{str_with_len_N};/512_cv 2.87 % 3.57 % 10 -lstringa<512> copy{str_with_len_N};/1024_mean 100 ns 100 ns 10 -lstringa<512> copy{str_with_len_N};/1024_median 101 ns 101 ns 10 -lstringa<512> copy{str_with_len_N};/1024_stddev 7.97 ns 7.63 ns 10 -lstringa<512> copy{str_with_len_N};/1024_cv 7.96 % 7.63 % 10 -lstringa<512> copy{str_with_len_N};/2048_mean 128 ns 127 ns 10 -lstringa<512> copy{str_with_len_N};/2048_median 127 ns 126 ns 10 -lstringa<512> copy{str_with_len_N};/2048_stddev 5.54 ns 5.74 ns 10 -lstringa<512> copy{str_with_len_N};/2048_cv 4.34 % 4.52 % 10 -lstringa<512> copy{str_with_len_N};/4096_mean 187 ns 187 ns 10 -lstringa<512> copy{str_with_len_N};/4096_median 188 ns 188 ns 10 -lstringa<512> copy{str_with_len_N};/4096_stddev 3.95 ns 4.04 ns 10 -lstringa<512> copy{str_with_len_N};/4096_cv 2.11 % 2.17 % 10 +stringa copy{str_with_len_N};/4096_stddev 0.048 ns 0.147 ns 10 +stringa copy{str_with_len_N};/4096_cv 0.30 % 0.93 % 10 +lstringa<16> copy{str_with_len_N};/15_mean 4.78 ns 4.77 ns 10 +lstringa<16> copy{str_with_len_N};/15_median 4.72 ns 4.71 ns 10 +lstringa<16> copy{str_with_len_N};/15_stddev 0.161 ns 0.165 ns 10 +lstringa<16> copy{str_with_len_N};/15_cv 3.37 % 3.46 % 10 +lstringa<16> copy{str_with_len_N};/16_mean 5.32 ns 5.32 ns 10 +lstringa<16> copy{str_with_len_N};/16_median 5.37 ns 5.30 ns 10 +lstringa<16> copy{str_with_len_N};/16_stddev 0.388 ns 0.397 ns 10 +lstringa<16> copy{str_with_len_N};/16_cv 7.30 % 7.47 % 10 +lstringa<16> copy{str_with_len_N};/23_mean 5.12 ns 5.11 ns 10 +lstringa<16> copy{str_with_len_N};/23_median 4.95 ns 5.00 ns 10 +lstringa<16> copy{str_with_len_N};/23_stddev 0.491 ns 0.505 ns 10 +lstringa<16> copy{str_with_len_N};/23_cv 9.59 % 9.89 % 10 +lstringa<16> copy{str_with_len_N};/24_mean 79.7 ns 79.5 ns 10 +lstringa<16> copy{str_with_len_N};/24_median 78.9 ns 79.5 ns 10 +lstringa<16> copy{str_with_len_N};/24_stddev 2.94 ns 2.42 ns 10 +lstringa<16> copy{str_with_len_N};/24_cv 3.68 % 3.04 % 10 +lstringa<16> copy{str_with_len_N};/32_mean 81.5 ns 81.2 ns 10 +lstringa<16> copy{str_with_len_N};/32_median 81.6 ns 81.6 ns 10 +lstringa<16> copy{str_with_len_N};/32_stddev 1.63 ns 1.65 ns 10 +lstringa<16> copy{str_with_len_N};/32_cv 2.00 % 2.03 % 10 +lstringa<16> copy{str_with_len_N};/64_mean 78.6 ns 78.5 ns 10 +lstringa<16> copy{str_with_len_N};/64_median 78.2 ns 77.6 ns 10 +lstringa<16> copy{str_with_len_N};/64_stddev 2.45 ns 2.33 ns 10 +lstringa<16> copy{str_with_len_N};/64_cv 3.12 % 2.96 % 10 +lstringa<16> copy{str_with_len_N};/128_mean 82.0 ns 82.0 ns 10 +lstringa<16> copy{str_with_len_N};/128_median 81.5 ns 81.6 ns 10 +lstringa<16> copy{str_with_len_N};/128_stddev 2.90 ns 3.09 ns 10 +lstringa<16> copy{str_with_len_N};/128_cv 3.54 % 3.76 % 10 +lstringa<16> copy{str_with_len_N};/256_mean 83.4 ns 83.4 ns 10 +lstringa<16> copy{str_with_len_N};/256_median 82.8 ns 82.8 ns 10 +lstringa<16> copy{str_with_len_N};/256_stddev 2.04 ns 2.14 ns 10 +lstringa<16> copy{str_with_len_N};/256_cv 2.44 % 2.57 % 10 +lstringa<16> copy{str_with_len_N};/512_mean 85.2 ns 84.8 ns 10 +lstringa<16> copy{str_with_len_N};/512_median 85.2 ns 85.4 ns 10 +lstringa<16> copy{str_with_len_N};/512_stddev 1.15 ns 0.901 ns 10 +lstringa<16> copy{str_with_len_N};/512_cv 1.35 % 1.06 % 10 +lstringa<16> copy{str_with_len_N};/1024_mean 96.3 ns 96.1 ns 10 +lstringa<16> copy{str_with_len_N};/1024_median 97.3 ns 97.3 ns 10 +lstringa<16> copy{str_with_len_N};/1024_stddev 4.47 ns 4.88 ns 10 +lstringa<16> copy{str_with_len_N};/1024_cv 4.65 % 5.08 % 10 +lstringa<16> copy{str_with_len_N};/2048_mean 124 ns 124 ns 10 +lstringa<16> copy{str_with_len_N};/2048_median 124 ns 124 ns 10 +lstringa<16> copy{str_with_len_N};/2048_stddev 4.04 ns 4.96 ns 10 +lstringa<16> copy{str_with_len_N};/2048_cv 3.25 % 4.00 % 10 +lstringa<16> copy{str_with_len_N};/4096_mean 181 ns 180 ns 10 +lstringa<16> copy{str_with_len_N};/4096_median 180 ns 180 ns 10 +lstringa<16> copy{str_with_len_N};/4096_stddev 2.14 ns 2.38 ns 10 +lstringa<16> copy{str_with_len_N};/4096_cv 1.18 % 1.32 % 10 +lstringa<512> copy{str_with_len_N};/15_mean 5.22 ns 5.20 ns 10 +lstringa<512> copy{str_with_len_N};/15_median 5.11 ns 5.00 ns 10 +lstringa<512> copy{str_with_len_N};/15_stddev 0.406 ns 0.423 ns 10 +lstringa<512> copy{str_with_len_N};/15_cv 7.79 % 8.14 % 10 +lstringa<512> copy{str_with_len_N};/16_mean 5.27 ns 5.27 ns 10 +lstringa<512> copy{str_with_len_N};/16_median 5.13 ns 5.16 ns 10 +lstringa<512> copy{str_with_len_N};/16_stddev 0.409 ns 0.445 ns 10 +lstringa<512> copy{str_with_len_N};/16_cv 7.75 % 8.44 % 10 +lstringa<512> copy{str_with_len_N};/23_mean 5.42 ns 5.42 ns 10 +lstringa<512> copy{str_with_len_N};/23_median 5.26 ns 5.23 ns 10 +lstringa<512> copy{str_with_len_N};/23_stddev 0.317 ns 0.354 ns 10 +lstringa<512> copy{str_with_len_N};/23_cv 5.85 % 6.52 % 10 +lstringa<512> copy{str_with_len_N};/24_mean 5.13 ns 5.09 ns 10 +lstringa<512> copy{str_with_len_N};/24_median 5.06 ns 5.00 ns 10 +lstringa<512> copy{str_with_len_N};/24_stddev 0.195 ns 0.257 ns 10 +lstringa<512> copy{str_with_len_N};/24_cv 3.79 % 5.05 % 10 +lstringa<512> copy{str_with_len_N};/32_mean 7.99 ns 7.99 ns 10 +lstringa<512> copy{str_with_len_N};/32_median 7.93 ns 7.93 ns 10 +lstringa<512> copy{str_with_len_N};/32_stddev 0.148 ns 0.198 ns 10 +lstringa<512> copy{str_with_len_N};/32_cv 1.86 % 2.48 % 10 +lstringa<512> copy{str_with_len_N};/64_mean 8.09 ns 8.07 ns 10 +lstringa<512> copy{str_with_len_N};/64_median 8.05 ns 8.02 ns 10 +lstringa<512> copy{str_with_len_N};/64_stddev 0.166 ns 0.218 ns 10 +lstringa<512> copy{str_with_len_N};/64_cv 2.06 % 2.70 % 10 +lstringa<512> copy{str_with_len_N};/128_mean 8.40 ns 8.39 ns 10 +lstringa<512> copy{str_with_len_N};/128_median 8.36 ns 8.37 ns 10 +lstringa<512> copy{str_with_len_N};/128_stddev 0.202 ns 0.239 ns 10 +lstringa<512> copy{str_with_len_N};/128_cv 2.40 % 2.85 % 10 +lstringa<512> copy{str_with_len_N};/256_mean 9.69 ns 9.69 ns 10 +lstringa<512> copy{str_with_len_N};/256_median 9.62 ns 9.52 ns 10 +lstringa<512> copy{str_with_len_N};/256_stddev 0.580 ns 0.592 ns 10 +lstringa<512> copy{str_with_len_N};/256_cv 5.98 % 6.11 % 10 +lstringa<512> copy{str_with_len_N};/512_mean 11.4 ns 11.3 ns 10 +lstringa<512> copy{str_with_len_N};/512_median 11.1 ns 11.0 ns 10 +lstringa<512> copy{str_with_len_N};/512_stddev 0.916 ns 0.918 ns 10 +lstringa<512> copy{str_with_len_N};/512_cv 8.07 % 8.10 % 10 +lstringa<512> copy{str_with_len_N};/1024_mean 98.1 ns 97.7 ns 10 +lstringa<512> copy{str_with_len_N};/1024_median 94.6 ns 94.2 ns 10 +lstringa<512> copy{str_with_len_N};/1024_stddev 10.2 ns 10.2 ns 10 +lstringa<512> copy{str_with_len_N};/1024_cv 10.43 % 10.40 % 10 +lstringa<512> copy{str_with_len_N};/2048_mean 129 ns 129 ns 10 +lstringa<512> copy{str_with_len_N};/2048_median 126 ns 126 ns 10 +lstringa<512> copy{str_with_len_N};/2048_stddev 7.85 ns 7.52 ns 10 +lstringa<512> copy{str_with_len_N};/2048_cv 6.07 % 5.81 % 10 +lstringa<512> copy{str_with_len_N};/4096_mean 185 ns 184 ns 10 +lstringa<512> copy{str_with_len_N};/4096_median 182 ns 184 ns 10 +lstringa<512> copy{str_with_len_N};/4096_stddev 6.15 ns 5.39 ns 10 +lstringa<512> copy{str_with_len_N};/4096_cv 3.33 % 2.93 % 10 ----- Convert to int '1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_mean 31.0 ns 31.0 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 30.9 ns 30.7 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 0.439 ns 0.360 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 1.42 % 1.16 % 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_mean 14.0 ns 13.9 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 13.9 ns 13.8 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.290 ns 0.219 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 2.08 % 1.57 % 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_mean 30.7 ns 30.8 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 30.8 ns 30.7 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 0.237 ns 0.221 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 0.77 % 0.72 % 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_mean 13.5 ns 13.5 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 13.4 ns 13.4 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.363 ns 0.399 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 2.69 % 2.95 % 10 stringa s = "123456789"; int res = s.to_int_mean 14.1 ns 14.1 ns 10 -stringa s = "123456789"; int res = s.to_int_median 14.0 ns 14.0 ns 10 -stringa s = "123456789"; int res = s.to_int_stddev 0.356 ns 0.404 ns 10 -stringa s = "123456789"; int res = s.to_int_cv 2.52 % 2.87 % 10 -ssa s = "123456789"; int res = s.to_int_mean 13.4 ns 13.3 ns 10 -ssa s = "123456789"; int res = s.to_int_median 13.3 ns 13.2 ns 10 -ssa s = "123456789"; int res = s.to_int_stddev 0.204 ns 0.305 ns 10 -ssa s = "123456789"; int res = s.to_int_cv 1.53 % 2.29 % 10 -lstringa<20> s = "123456789"; int res = s.to_int_mean 14.1 ns 14.1 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_median 13.8 ns 13.8 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.701 ns 0.717 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_cv 4.97 % 5.08 % 10 +stringa s = "123456789"; int res = s.to_int_median 14.2 ns 14.1 ns 10 +stringa s = "123456789"; int res = s.to_int_stddev 0.184 ns 0.199 ns 10 +stringa s = "123456789"; int res = s.to_int_cv 1.30 % 1.41 % 10 +ssa s = "123456789"; int res = s.to_int_mean 13.8 ns 13.8 ns 10 +ssa s = "123456789"; int res = s.to_int_median 13.5 ns 13.7 ns 10 +ssa s = "123456789"; int res = s.to_int_stddev 0.857 ns 0.856 ns 10 +ssa s = "123456789"; int res = s.to_int_cv 6.21 % 6.21 % 10 +lstringa<20> s = "123456789"; int res = s.to_int_mean 14.8 ns 14.8 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_median 15.0 ns 15.1 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.912 ns 0.959 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_cv 6.17 % 6.50 % 10 ----- Convert to unsigned 'abcDef' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 34.0 ns 33.8 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 33.7 ns 33.8 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 0.985 ns 0.919 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 2.90 % 2.71 % 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 8.09 ns 8.09 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 8.06 ns 8.11 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.128 ns 0.168 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 1.58 % 2.08 % 10 -stringa s = "abcDef"; int res = s.to_int_mean 12.4 ns 12.4 ns 10 -stringa s = "abcDef"; int res = s.to_int_median 12.4 ns 12.3 ns 10 -stringa s = "abcDef"; int res = s.to_int_stddev 0.262 ns 0.265 ns 10 -stringa s = "abcDef"; int res = s.to_int_cv 2.12 % 2.14 % 10 -ssa s = "abcDef"; int res = s.to_int_mean 12.1 ns 12.1 ns 10 -ssa s = "abcDef"; int res = s.to_int_median 12.1 ns 12.0 ns 10 -ssa s = "abcDef"; int res = s.to_int_stddev 0.271 ns 0.300 ns 10 -ssa s = "abcDef"; int res = s.to_int_cv 2.23 % 2.48 % 10 -lstringa<20> s = "abcDef"; int res = s.to_int_mean 12.2 ns 12.1 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 33.2 ns 33.2 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 32.9 ns 33.0 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 0.655 ns 0.776 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 1.97 % 2.34 % 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 8.21 ns 8.20 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 8.19 ns 8.20 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.093 ns 0.116 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 1.13 % 1.42 % 10 +stringa s = "abcDef"; int res = s.to_int_mean 12.5 ns 12.5 ns 10 +stringa s = "abcDef"; int res = s.to_int_median 12.4 ns 12.6 ns 10 +stringa s = "abcDef"; int res = s.to_int_stddev 0.186 ns 0.199 ns 10 +stringa s = "abcDef"; int res = s.to_int_cv 1.49 % 1.59 % 10 +ssa s = "abcDef"; int res = s.to_int_mean 12.0 ns 12.0 ns 10 +ssa s = "abcDef"; int res = s.to_int_median 12.0 ns 12.0 ns 10 +ssa s = "abcDef"; int res = s.to_int_stddev 0.194 ns 0.214 ns 10 +ssa s = "abcDef"; int res = s.to_int_cv 1.62 % 1.78 % 10 +lstringa<20> s = "abcDef"; int res = s.to_int_mean 12.1 ns 12.1 ns 10 lstringa<20> s = "abcDef"; int res = s.to_int_median 12.1 ns 12.0 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.270 ns 0.329 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_cv 2.22 % 2.71 % 10 +lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.231 ns 0.343 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_cv 1.91 % 2.85 % 10 ----- Convert to int ' 1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 43.2 ns 43.1 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 43.5 ns 43.6 ns 10 std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 43.3 ns 43.0 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 0.942 ns 1.07 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 2.18 % 2.50 % 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 18.6 ns 18.6 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 0.768 ns 0.824 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 1.77 % 1.89 % 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 18.8 ns 18.8 ns 10 stringa s = " 123456789"; int res = s.to_int; // Check overflow_median 18.6 ns 18.6 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.423 ns 0.478 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 2.27 % 2.57 % 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 15.6 ns 15.5 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 15.5 ns 15.5 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.549 ns 0.559 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 3.53 % 3.59 % 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.492 ns 0.574 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 2.62 % 3.06 % 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 15.4 ns 15.3 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 15.4 ns 15.2 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.542 ns 0.658 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 3.52 % 4.29 % 10 ----- Convert to double '1234.567e10' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 101 ns 101 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 101 ns 101 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 2.42 ns 2.43 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 2.39 % 2.40 % 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 60.4 ns 60.0 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 59.8 ns 60.0 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 2.39 ns 2.79 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 3.96 % 4.65 % 10 -ssa s = "1234.567e10"; double res = *s.to_double()_mean 34.9 ns 34.8 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_median 35.0 ns 34.9 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_stddev 0.482 ns 0.537 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_cv 1.38 % 1.54 % 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 101 ns 99.6 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 99.3 ns 99.4 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 5.32 ns 4.54 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 5.26 % 4.56 % 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 64.1 ns 64.0 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 61.6 ns 61.4 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 6.54 ns 6.59 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 10.19 % 10.29 % 10 +ssa s = "1234.567e10"; double res = *s.to_double()_mean 36.0 ns 35.9 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_median 35.5 ns 35.3 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_stddev 1.57 ns 1.45 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_cv 4.37 % 4.05 % 10 -- Append const literal of 16 bytes 64 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << "abbaabbaabbaabba";_mean 4911 ns 4891 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_median 4908 ns 4922 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 150 ns 166 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_cv 3.06 % 3.38 % 10 -std::string str; ... str += "abbaabbaabbaabba";_mean 1071 ns 1067 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_median 1057 ns 1050 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_stddev 55.2 ns 61.0 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_cv 5.15 % 5.71 % 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 734 ns 731 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_mean 4750 ns 4736 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_median 4724 ns 4757 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 143 ns 123 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_cv 3.01 % 2.59 % 10 +std::string str; ... str += "abbaabbaabbaabba";_mean 1063 ns 1064 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_median 1064 ns 1074 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_stddev 14.6 ns 20.6 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_cv 1.38 % 1.93 % 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 730 ns 731 ns 10 lstringa<8> str; ... str += "abbaabbaabbaabba";_median 733 ns 732 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 9.55 ns 13.5 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 1.30 % 1.84 % 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 406 ns 405 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_median 398 ns 397 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 35.7 ns 36.5 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 8.80 % 9.01 % 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 229 ns 228 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_median 228 ns 228 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 3.63 ns 3.66 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 1.58 % 1.60 % 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 153 ns 152 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 153 ns 153 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 1.66 ns 2.94 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 1.09 % 1.93 % 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 5.75 ns 12.9 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 0.79 % 1.76 % 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 395 ns 394 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_median 389 ns 391 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 25.5 ns 26.6 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 6.45 % 6.75 % 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 250 ns 249 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_median 248 ns 251 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 4.48 ns 3.77 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 1.80 % 1.51 % 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 156 ns 155 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 155 ns 153 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 3.95 ns 3.16 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 2.53 % 2.04 % 10 -- Append string of 16 bytes and const literal of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 4649 ns 4635 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 4635 ns 4656 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 162 ns 140 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 3.48 % 3.02 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 3931 ns 3932 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_median 3897 ns 3924 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 113 ns 119 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 2.87 % 3.04 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 745 ns 745 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 727 ns 724 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 64.7 ns 65.8 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 8.69 % 8.84 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 453 ns 453 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 450 ns 455 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 13.0 ns 11.5 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 2.87 % 2.53 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 298 ns 298 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 298 ns 298 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 5.70 ns 6.99 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 1.91 % 2.34 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 208 ns 208 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 208 ns 210 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 3.78 ns 4.12 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 1.82 % 1.98 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 4613 ns 4604 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 4645 ns 4604 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 106 ns 98.6 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 2.29 % 2.14 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 3808 ns 3790 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_median 3791 ns 3809 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 91.6 ns 93.7 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 2.41 % 2.47 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 734 ns 731 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 734 ns 732 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 8.60 ns 12.9 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 1.17 % 1.76 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 475 ns 475 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 469 ns 464 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 22.9 ns 24.0 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 4.81 % 5.06 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 288 ns 288 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 288 ns 291 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 4.07 ns 5.00 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 1.41 % 1.74 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 184 ns 185 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 183 ns 184 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 3.87 ns 3.09 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 2.10 % 1.67 % 10 -- Append string of 16 bytes and const literal of 16 bytes 2048 times, 65536 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 222544 ns 222318 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 220507 ns 219702 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 7854 ns 6640 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 3.53 % 2.99 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 200929 ns 200492 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 200047 ns 200911 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 12344 ns 11913 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 6.14 % 5.94 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 19728 ns 19678 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 19234 ns 19043 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1468 ns 1545 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 7.44 % 7.85 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 16771 ns 16766 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 16748 ns 16881 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 413 ns 513 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.47 % 3.06 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 16447 ns 16357 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 16258 ns 16044 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 824 ns 779 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 5.01 % 4.76 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 16187 ns 16183 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 16097 ns 16044 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 548 ns 550 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 3.39 % 3.40 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 219319 ns 218656 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 218121 ns 217087 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 5660 ns 6430 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 2.58 % 2.94 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 194821 ns 194066 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 190089 ns 190438 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 9008 ns 9268 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 4.62 % 4.78 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 18897 ns 18862 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 18855 ns 18973 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 451 ns 513 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.39 % 2.72 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 17335 ns 17285 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 17207 ns 17160 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 579 ns 594 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 3.34 % 3.43 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 16905 ns 16783 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 16853 ns 16741 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 517 ns 309 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 3.06 % 1.84 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 16758 ns 16741 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 16700 ns 16741 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 437 ns 493 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.61 % 2.95 % 10 -- Append 2 string of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var1 << str_var2;_mean 4484 ns 4478 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_median 4472 ns 4499 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_stddev 111 ns 119 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_cv 2.48 % 2.65 % 10 -std::string str; ... str += str_var1 + str_var2;_mean 4039 ns 4037 ns 10 -std::string str; ... str += str_var1 + str_var2;_median 3985 ns 4011 ns 10 -std::string str; ... str += str_var1 + str_var2;_stddev 169 ns 170 ns 10 -std::string str; ... str += str_var1 + str_var2;_cv 4.18 % 4.20 % 10 -lstringa<16> str; ... str += str_var1 + str_var2;_mean 837 ns 837 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_median 806 ns 806 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_stddev 74.3 ns 78.9 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_cv 8.88 % 9.43 % 10 -lstringa<128> str; ... str += str_var1 + str_var2;_mean 522 ns 520 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_median 522 ns 523 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_stddev 12.6 ns 16.6 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_cv 2.42 % 3.18 % 10 -lstringa<512> str; ... str += str_var1 + str_var2;_mean 390 ns 390 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_median 381 ns 381 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_stddev 23.1 ns 24.2 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_cv 5.92 % 6.20 % 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_mean 294 ns 294 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_median 285 ns 285 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 25.0 ns 26.9 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_cv 8.50 % 9.15 % 10 +std::stringstream str; ... str << str_var1 << str_var2;_mean 4306 ns 4287 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_median 4309 ns 4297 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_stddev 44.4 ns 72.1 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_cv 1.03 % 1.68 % 10 +std::string str; ... str += str_var1 + str_var2;_mean 3942 ns 3906 ns 10 +std::string str; ... str += str_var1 + str_var2;_median 3890 ns 3880 ns 10 +std::string str; ... str += str_var1 + str_var2;_stddev 132 ns 135 ns 10 +std::string str; ... str += str_var1 + str_var2;_cv 3.35 % 3.46 % 10 +lstringa<16> str; ... str += str_var1 + str_var2;_mean 795 ns 795 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_median 796 ns 802 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_stddev 13.6 ns 14.7 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_cv 1.72 % 1.85 % 10 +lstringa<128> str; ... str += str_var1 + str_var2;_mean 530 ns 528 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_median 525 ns 531 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_stddev 12.9 ns 14.4 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_cv 2.43 % 2.72 % 10 +lstringa<512> str; ... str += str_var1 + str_var2;_mean 404 ns 404 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_median 408 ns 406 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_stddev 25.8 ns 27.1 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_cv 6.39 % 6.69 % 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_mean 281 ns 281 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_median 280 ns 283 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 4.68 ns 4.95 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_cv 1.66 % 1.76 % 10 -- Append text, number, text --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; str << "test = " << k << " times";_mean 10900 ns 10882 ns 10 -std::stringstream str; str << "test = " << k << " times";_median 10804 ns 10882 ns 10 -std::stringstream str; str << "test = " << k << " times";_stddev 280 ns 327 ns 10 -std::stringstream str; str << "test = " << k << " times";_cv 2.57 % 3.01 % 10 -std::string str = "test = " + std::to_string(k) + " times";_mean 1060 ns 1057 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_median 1062 ns 1062 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_stddev 13.2 ns 20.1 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_cv 1.24 % 1.90 % 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 2790 ns 2769 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 2791 ns 2757 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 48.9 ns 56.2 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 1.75 % 2.03 % 10 -std::string str = std::format("test = {} times", k);_mean 1884 ns 1888 ns 10 -std::string str = std::format("test = {} times", k);_median 1870 ns 1862 ns 10 -std::string str = std::format("test = {} times", k);_stddev 59.2 ns 66.8 ns 10 -std::string str = std::format("test = {} times", k);_cv 3.14 % 3.54 % 10 -lstringa<8> str; str.format("test = {} times", k);_mean 2071 ns 2072 ns 10 -lstringa<8> str; str.format("test = {} times", k);_median 2065 ns 2063 ns 10 -lstringa<8> str; str.format("test = {} times", k);_stddev 45.2 ns 43.0 ns 10 -lstringa<8> str; str.format("test = {} times", k);_cv 2.18 % 2.08 % 10 -lstringa<32> str; str.format("test = {} times", k);_mean 1047 ns 1048 ns 10 -lstringa<32> str; str.format("test = {} times", k);_median 1040 ns 1046 ns 10 -lstringa<32> str; str.format("test = {} times", k);_stddev 15.2 ns 18.3 ns 10 -lstringa<32> str; str.format("test = {} times", k);_cv 1.45 % 1.75 % 10 -lstringa<8> str = "test = " + k + " times";_mean 840 ns 839 ns 10 -lstringa<8> str = "test = " + k + " times";_median 847 ns 837 ns 10 -lstringa<8> str = "test = " + k + " times";_stddev 45.8 ns 46.7 ns 10 -lstringa<8> str = "test = " + k + " times";_cv 5.44 % 5.57 % 10 -lstringa<32> str = "test = " + k + " times";_mean 159 ns 159 ns 10 -lstringa<32> str = "test = " + k + " times";_median 159 ns 157 ns 10 -lstringa<32> str = "test = " + k + " times";_stddev 10.8 ns 11.8 ns 10 -lstringa<32> str = "test = " + k + " times";_cv 6.76 % 7.40 % 10 -stringa str = "test = " + k + " times";_mean 167 ns 167 ns 10 -stringa str = "test = " + k + " times";_median 158 ns 159 ns 10 -stringa str = "test = " + k + " times";_stddev 19.8 ns 19.6 ns 10 -stringa str = "test = " + k + " times";_cv 11.81 % 11.76 % 10 +std::stringstream str; str << "test = " << k << " times";_mean 10756 ns 10718 ns 10 +std::stringstream str; str << "test = " << k << " times";_median 10757 ns 10742 ns 10 +std::stringstream str; str << "test = " << k << " times";_stddev 253 ns 292 ns 10 +std::stringstream str; str << "test = " << k << " times";_cv 2.35 % 2.73 % 10 +std::string str = "test = " + std::to_string(k) + " times";_mean 1072 ns 1071 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_median 1055 ns 1057 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_stddev 50.8 ns 48.1 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_cv 4.74 % 4.49 % 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 2827 ns 2825 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 2779 ns 2762 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 132 ns 129 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 4.68 % 4.57 % 10 +std::string str = std::format("test = {} times", k);_mean 1907 ns 1908 ns 10 +std::string str = std::format("test = {} times", k);_median 1910 ns 1904 ns 10 +std::string str = std::format("test = {} times", k);_stddev 40.3 ns 52.9 ns 10 +std::string str = std::format("test = {} times", k);_cv 2.11 % 2.77 % 10 +lstringa<8> str; str.format("test = {} times", k);_mean 2160 ns 2149 ns 10 +lstringa<8> str; str.format("test = {} times", k);_median 2192 ns 2154 ns 10 +lstringa<8> str; str.format("test = {} times", k);_stddev 87.6 ns 86.0 ns 10 +lstringa<8> str; str.format("test = {} times", k);_cv 4.06 % 4.00 % 10 +lstringa<32> str; str.format("test = {} times", k);_mean 1009 ns 1007 ns 10 +lstringa<32> str; str.format("test = {} times", k);_median 1008 ns 1004 ns 10 +lstringa<32> str; str.format("test = {} times", k);_stddev 17.4 ns 15.4 ns 10 +lstringa<32> str; str.format("test = {} times", k);_cv 1.72 % 1.53 % 10 +lstringa<8> str = "test = " + k + " times";_mean 831 ns 831 ns 10 +lstringa<8> str = "test = " + k + " times";_median 834 ns 837 ns 10 +lstringa<8> str = "test = " + k + " times";_stddev 21.2 ns 24.3 ns 10 +lstringa<8> str = "test = " + k + " times";_cv 2.55 % 2.92 % 10 +lstringa<32> str = "test = " + k + " times";_mean 154 ns 154 ns 10 +lstringa<32> str = "test = " + k + " times";_median 152 ns 152 ns 10 +lstringa<32> str = "test = " + k + " times";_stddev 6.25 ns 7.25 ns 10 +lstringa<32> str = "test = " + k + " times";_cv 4.05 % 4.71 % 10 +stringa str = "test = " + k + " times";_mean 151 ns 151 ns 10 +stringa str = "test = " + k + " times";_median 151 ns 150 ns 10 +stringa str = "test = " + k + " times";_stddev 3.48 ns 2.94 ns 10 +stringa str = "test = " + k + " times";_cv 2.30 % 1.94 % 10 -- Split text and convert to int --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find + substr + std::strtol_mean 535 ns 536 ns 10 -std::string::find + substr + std::strtol_median 535 ns 531 ns 10 -std::string::find + substr + std::strtol_stddev 9.03 ns 10.5 ns 10 -std::string::find + substr + std::strtol_cv 1.69 % 1.97 % 10 -ssa::splitter + ssa::as_int_mean 158 ns 158 ns 10 -ssa::splitter + ssa::as_int_median 159 ns 159 ns 10 -ssa::splitter + ssa::as_int_stddev 3.18 ns 3.82 ns 10 -ssa::splitter + ssa::as_int_cv 2.01 % 2.42 % 10 +std::string::find + substr + std::strtol_mean 540 ns 540 ns 10 +std::string::find + substr + std::strtol_median 538 ns 544 ns 10 +std::string::find + substr + std::strtol_stddev 15.5 ns 14.8 ns 10 +std::string::find + substr + std::strtol_cv 2.88 % 2.74 % 10 +ssa::splitter + ssa::as_int_mean 168 ns 167 ns 10 +ssa::splitter + ssa::as_int_median 168 ns 170 ns 10 +ssa::splitter + ssa::as_int_stddev 3.41 ns 4.83 ns 10 +ssa::splitter + ssa::as_int_cv 2.03 % 2.89 % 10 ssa::splitf + functor_mean 191 ns 190 ns 10 -ssa::splitf + functor_median 192 ns 193 ns 10 -ssa::splitf + functor_stddev 3.86 ns 5.24 ns 10 -ssa::splitf + functor_cv 2.02 % 2.76 % 10 +ssa::splitf + functor_median 189 ns 188 ns 10 +ssa::splitf + functor_stddev 5.33 ns 6.91 ns 10 +ssa::splitf + functor_cv 2.79 % 3.64 % 10 -- Replace symbols in text ~400 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Naive (and wrong) replace symbols with std::string find + replace_mean 1161 ns 1162 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_median 1142 ns 1147 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_stddev 52.4 ns 50.4 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_cv 4.51 % 4.34 % 10 -replace symbols with std::string find_first_of + replace_mean 2164 ns 2163 ns 10 -replace symbols with std::string find_first_of + replace_median 2109 ns 2124 ns 10 -replace symbols with std::string find_first_of + replace_stddev 156 ns 154 ns 10 -replace symbols with std::string find_first_of + replace_cv 7.19 % 7.14 % 10 -replace symbols with std::string_view find_first_of + copy_mean 2371 ns 2365 ns 10 -replace symbols with std::string_view find_first_of + copy_median 2357 ns 2354 ns 10 -replace symbols with std::string_view find_first_of + copy_stddev 72.6 ns 64.3 ns 10 -replace symbols with std::string_view find_first_of + copy_cv 3.06 % 2.72 % 10 -replace runtime symbols with string expressions and without remembering all search results_mean 1415 ns 1412 ns 10 -replace runtime symbols with string expressions and without remembering all search results_median 1422 ns 1420 ns 10 -replace runtime symbols with string expressions and without remembering all search results_stddev 32.2 ns 30.3 ns 10 -replace runtime symbols with string expressions and without remembering all search results_cv 2.28 % 2.14 % 10 -replace runtime symbols with simstr and memorization of all search results_mean 1318 ns 1315 ns 10 -replace runtime symbols with simstr and memorization of all search results_median 1309 ns 1318 ns 10 -replace runtime symbols with simstr and memorization of all search results_stddev 45.9 ns 50.1 ns 10 -replace runtime symbols with simstr and memorization of all search results_cv 3.49 % 3.81 % 10 -replace const symbols with string expressions and without remembering all search results_mean 1132 ns 1130 ns 10 -replace const symbols with string expressions and without remembering all search results_median 1124 ns 1130 ns 10 -replace const symbols with string expressions and without remembering all search results_stddev 34.5 ns 32.9 ns 10 -replace const symbols with string expressions and without remembering all search results_cv 3.05 % 2.91 % 10 -replace const symbols with string expressions and memorization of all search results_mean 1225 ns 1222 ns 10 -replace const symbols with string expressions and memorization of all search results_median 1200 ns 1200 ns 10 -replace const symbols with string expressions and memorization of all search results_stddev 83.0 ns 80.9 ns 10 -replace const symbols with string expressions and memorization of all search results_cv 6.77 % 6.62 % 10 +Naive (and wrong) replace symbols with std::string find + replace_mean 1089 ns 1088 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_median 1094 ns 1088 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_stddev 16.1 ns 17.1 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_cv 1.48 % 1.57 % 10 +replace symbols with std::string find_first_of + replace_mean 2072 ns 2072 ns 10 +replace symbols with std::string find_first_of + replace_median 2010 ns 2018 ns 10 +replace symbols with std::string find_first_of + replace_stddev 110 ns 115 ns 10 +replace symbols with std::string find_first_of + replace_cv 5.33 % 5.56 % 10 +replace symbols with std::string_view find_first_of + copy_mean 2459 ns 2454 ns 10 +replace symbols with std::string_view find_first_of + copy_median 2462 ns 2433 ns 10 +replace symbols with std::string_view find_first_of + copy_stddev 149 ns 157 ns 10 +replace symbols with std::string_view find_first_of + copy_cv 6.05 % 6.39 % 10 +replace runtime symbols with string expressions and without remembering all search results_mean 1413 ns 1409 ns 10 +replace runtime symbols with string expressions and without remembering all search results_median 1409 ns 1413 ns 10 +replace runtime symbols with string expressions and without remembering all search results_stddev 23.7 ns 33.7 ns 10 +replace runtime symbols with string expressions and without remembering all search results_cv 1.68 % 2.39 % 10 +replace runtime symbols with simstr and memorization of all search results_mean 1334 ns 1328 ns 10 +replace runtime symbols with simstr and memorization of all search results_median 1318 ns 1311 ns 10 +replace runtime symbols with simstr and memorization of all search results_stddev 42.5 ns 32.8 ns 10 +replace runtime symbols with simstr and memorization of all search results_cv 3.18 % 2.47 % 10 +replace const symbols with string expressions and without remembering all search results_mean 1140 ns 1140 ns 10 +replace const symbols with string expressions and without remembering all search results_median 1139 ns 1147 ns 10 +replace const symbols with string expressions and without remembering all search results_stddev 24.7 ns 25.9 ns 10 +replace const symbols with string expressions and without remembering all search results_cv 2.17 % 2.27 % 10 +replace const symbols with string expressions and memorization of all search results_mean 1280 ns 1278 ns 10 +replace const symbols with string expressions and memorization of all search results_median 1264 ns 1256 ns 10 +replace const symbols with string expressions and memorization of all search results_stddev 66.0 ns 71.8 ns 10 +replace const symbols with string expressions and memorization of all search results_cv 5.16 % 5.62 % 10 -- Replace symbols in text ~40 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Short Naive (and wrong) replace symbols with std::string find + replace_mean 331 ns 331 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_median 323 ns 322 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_stddev 24.6 ns 25.1 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_cv 7.42 % 7.58 % 10 -Short replace symbols with std::string find_first_of + replace_mean 371 ns 372 ns 10 -Short replace symbols with std::string find_first_of + replace_median 371 ns 372 ns 10 -Short replace symbols with std::string find_first_of + replace_stddev 7.05 ns 5.85 ns 10 -Short replace symbols with std::string find_first_of + replace_cv 1.90 % 1.57 % 10 -Short replace symbols with std::string_view find_first_of + copy_mean 320 ns 320 ns 10 -Short replace symbols with std::string_view find_first_of + copy_median 318 ns 317 ns 10 -Short replace symbols with std::string_view find_first_of + copy_stddev 8.08 ns 7.68 ns 10 -Short replace symbols with std::string_view find_first_of + copy_cv 2.52 % 2.40 % 10 -Short replace runtime symbols with string expressions and without remembering all search results_mean 258 ns 257 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_median 255 ns 257 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_stddev 8.97 ns 7.25 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_cv 3.48 % 2.82 % 10 -Short replace runtime symbols with simstr and memorization of all search results_mean 382 ns 382 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_median 382 ns 381 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_stddev 30.3 ns 30.1 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_cv 7.93 % 7.87 % 10 -Short replace const symbols with string expressions and without remembering all search results_mean 210 ns 209 ns 10 -Short replace const symbols with string expressions and without remembering all search results_median 207 ns 205 ns 10 -Short replace const symbols with string expressions and without remembering all search results_stddev 8.10 ns 9.05 ns 10 -Short replace const symbols with string expressions and without remembering all search results_cv 3.86 % 4.32 % 10 -Short replace const symbols with string expressions and memorization of all search results_mean 319 ns 318 ns 10 -Short replace const symbols with string expressions and memorization of all search results_median 318 ns 321 ns 10 -Short replace const symbols with string expressions and memorization of all search results_stddev 7.77 ns 9.97 ns 10 -Short replace const symbols with string expressions and memorization of all search results_cv 2.44 % 3.14 % 10 +Short Naive (and wrong) replace symbols with std::string find + replace_mean 314 ns 313 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_median 313 ns 310 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_stddev 6.62 ns 9.18 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_cv 2.11 % 2.94 % 10 +Short replace symbols with std::string find_first_of + replace_mean 368 ns 368 ns 10 +Short replace symbols with std::string find_first_of + replace_median 367 ns 365 ns 10 +Short replace symbols with std::string find_first_of + replace_stddev 10.3 ns 12.2 ns 10 +Short replace symbols with std::string find_first_of + replace_cv 2.81 % 3.32 % 10 +Short replace symbols with std::string_view find_first_of + copy_mean 326 ns 326 ns 10 +Short replace symbols with std::string_view find_first_of + copy_median 324 ns 326 ns 10 +Short replace symbols with std::string_view find_first_of + copy_stddev 7.28 ns 9.30 ns 10 +Short replace symbols with std::string_view find_first_of + copy_cv 2.24 % 2.85 % 10 +Short replace runtime symbols with string expressions and without remembering all search results_mean 266 ns 265 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_median 260 ns 259 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_stddev 19.6 ns 19.6 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_cv 7.40 % 7.38 % 10 +Short replace runtime symbols with simstr and memorization of all search results_mean 374 ns 375 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_median 365 ns 361 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_stddev 24.0 ns 24.8 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_cv 6.42 % 6.62 % 10 +Short replace const symbols with string expressions and without remembering all search results_mean 217 ns 217 ns 10 +Short replace const symbols with string expressions and without remembering all search results_median 217 ns 215 ns 10 +Short replace const symbols with string expressions and without remembering all search results_stddev 6.03 ns 7.35 ns 10 +Short replace const symbols with string expressions and without remembering all search results_cv 2.78 % 3.39 % 10 +Short replace const symbols with string expressions and memorization of all search results_mean 315 ns 315 ns 10 +Short replace const symbols with string expressions and memorization of all search results_median 315 ns 315 ns 10 +Short replace const symbols with string expressions and memorization of all search results_stddev 5.16 ns 6.91 ns 10 +Short replace const symbols with string expressions and memorization of all search results_cv 1.64 % 2.19 % 10 ----- Replace All Str To Longer Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to ---- in std::string|64_mean 228 ns 228 ns 10 -replace bb to ---- in std::string|64_median 227 ns 228 ns 10 -replace bb to ---- in std::string|64_stddev 5.15 ns 5.65 ns 10 -replace bb to ---- in std::string|64_cv 2.26 % 2.48 % 10 -replace bb to ---- in std::string|256_mean 773 ns 774 ns 10 -replace bb to ---- in std::string|256_median 769 ns 767 ns 10 -replace bb to ---- in std::string|256_stddev 22.5 ns 23.5 ns 10 -replace bb to ---- in std::string|256_cv 2.91 % 3.04 % 10 -replace bb to ---- in std::string|512_mean 1456 ns 1456 ns 10 -replace bb to ---- in std::string|512_median 1455 ns 1460 ns 10 -replace bb to ---- in std::string|512_stddev 36.5 ns 36.8 ns 10 -replace bb to ---- in std::string|512_cv 2.51 % 2.53 % 10 -replace bb to ---- in std::string|1024_mean 3151 ns 3153 ns 10 -replace bb to ---- in std::string|1024_median 3150 ns 3139 ns 10 -replace bb to ---- in std::string|1024_stddev 38.2 ns 44.1 ns 10 -replace bb to ---- in std::string|1024_cv 1.21 % 1.40 % 10 -replace bb to ---- in std::string|2048_mean 8263 ns 8248 ns 10 -replace bb to ---- in std::string|2048_median 8036 ns 8022 ns 10 -replace bb to ---- in std::string|2048_stddev 683 ns 632 ns 10 -replace bb to ---- in std::string|2048_cv 8.27 % 7.66 % 10 -replace bb to ---- in lstringa<8>|64_mean 229 ns 229 ns 10 -replace bb to ---- in lstringa<8>|64_median 228 ns 229 ns 10 -replace bb to ---- in lstringa<8>|64_stddev 14.9 ns 15.2 ns 10 -replace bb to ---- in lstringa<8>|64_cv 6.50 % 6.63 % 10 -replace bb to ---- in lstringa<8>|256_mean 612 ns 608 ns 10 -replace bb to ---- in lstringa<8>|256_median 606 ns 600 ns 10 -replace bb to ---- in lstringa<8>|256_stddev 17.3 ns 16.4 ns 10 -replace bb to ---- in lstringa<8>|256_cv 2.82 % 2.69 % 10 -replace bb to ---- in lstringa<8>|512_mean 1063 ns 1065 ns 10 -replace bb to ---- in lstringa<8>|512_median 1068 ns 1067 ns 10 -replace bb to ---- in lstringa<8>|512_stddev 47.0 ns 48.8 ns 10 -replace bb to ---- in lstringa<8>|512_cv 4.42 % 4.58 % 10 -replace bb to ---- in lstringa<8>|1024_mean 1863 ns 1862 ns 10 -replace bb to ---- in lstringa<8>|1024_median 1866 ns 1862 ns 10 -replace bb to ---- in lstringa<8>|1024_stddev 43.0 ns 35.6 ns 10 -replace bb to ---- in lstringa<8>|1024_cv 2.31 % 1.91 % 10 -replace bb to ---- in lstringa<8>|2048_mean 3465 ns 3449 ns 10 -replace bb to ---- in lstringa<8>|2048_median 3450 ns 3449 ns 10 -replace bb to ---- in lstringa<8>|2048_stddev 81.7 ns 113 ns 10 -replace bb to ---- in lstringa<8>|2048_cv 2.36 % 3.29 % 10 -replace bb to ---- by init stringa|64_mean 172 ns 172 ns 10 -replace bb to ---- by init stringa|64_median 173 ns 171 ns 10 -replace bb to ---- by init stringa|64_stddev 5.28 ns 5.26 ns 10 -replace bb to ---- by init stringa|64_cv 3.07 % 3.05 % 10 -replace bb to ---- by init stringa|256_mean 390 ns 390 ns 10 -replace bb to ---- by init stringa|256_median 386 ns 385 ns 10 -replace bb to ---- by init stringa|256_stddev 9.86 ns 11.3 ns 10 -replace bb to ---- by init stringa|256_cv 2.53 % 2.90 % 10 -replace bb to ---- by init stringa|512_mean 839 ns 839 ns 10 -replace bb to ---- by init stringa|512_median 837 ns 837 ns 10 -replace bb to ---- by init stringa|512_stddev 16.8 ns 15.3 ns 10 -replace bb to ---- by init stringa|512_cv 2.00 % 1.82 % 10 -replace bb to ---- by init stringa|1024_mean 1673 ns 1669 ns 10 -replace bb to ---- by init stringa|1024_median 1672 ns 1688 ns 10 -replace bb to ---- by init stringa|1024_stddev 36.1 ns 37.3 ns 10 -replace bb to ---- by init stringa|1024_cv 2.16 % 2.23 % 10 -replace bb to ---- by init stringa|2048_mean 3133 ns 3125 ns 10 -replace bb to ---- by init stringa|2048_median 3126 ns 3069 ns 10 -replace bb to ---- by init stringa|2048_stddev 61.4 ns 72.0 ns 10 -replace bb to ---- by init stringa|2048_cv 1.96 % 2.31 % 10 +replace bb to ---- in std::string|64_mean 228 ns 227 ns 10 +replace bb to ---- in std::string|64_median 229 ns 225 ns 10 +replace bb to ---- in std::string|64_stddev 6.48 ns 6.59 ns 10 +replace bb to ---- in std::string|64_cv 2.84 % 2.91 % 10 +replace bb to ---- in std::string|256_mean 754 ns 750 ns 10 +replace bb to ---- in std::string|256_median 757 ns 750 ns 10 +replace bb to ---- in std::string|256_stddev 13.8 ns 16.4 ns 10 +replace bb to ---- in std::string|256_cv 1.84 % 2.19 % 10 +replace bb to ---- in std::string|512_mean 1411 ns 1409 ns 10 +replace bb to ---- in std::string|512_median 1410 ns 1413 ns 10 +replace bb to ---- in std::string|512_stddev 16.9 ns 23.2 ns 10 +replace bb to ---- in std::string|512_cv 1.20 % 1.64 % 10 +replace bb to ---- in std::string|1024_mean 3115 ns 3118 ns 10 +replace bb to ---- in std::string|1024_median 3109 ns 3139 ns 10 +replace bb to ---- in std::string|1024_stddev 36.1 ns 47.1 ns 10 +replace bb to ---- in std::string|1024_cv 1.16 % 1.51 % 10 +replace bb to ---- in std::string|2048_mean 8203 ns 8161 ns 10 +replace bb to ---- in std::string|2048_median 7969 ns 7952 ns 10 +replace bb to ---- in std::string|2048_stddev 538 ns 527 ns 10 +replace bb to ---- in std::string|2048_cv 6.56 % 6.46 % 10 +replace bb to ---- in lstringa<8>|64_mean 231 ns 230 ns 10 +replace bb to ---- in lstringa<8>|64_median 223 ns 222 ns 10 +replace bb to ---- in lstringa<8>|64_stddev 16.5 ns 17.0 ns 10 +replace bb to ---- in lstringa<8>|64_cv 7.16 % 7.39 % 10 +replace bb to ---- in lstringa<8>|256_mean 624 ns 623 ns 10 +replace bb to ---- in lstringa<8>|256_median 615 ns 609 ns 10 +replace bb to ---- in lstringa<8>|256_stddev 33.9 ns 33.3 ns 10 +replace bb to ---- in lstringa<8>|256_cv 5.44 % 5.34 % 10 +replace bb to ---- in lstringa<8>|512_mean 1021 ns 1018 ns 10 +replace bb to ---- in lstringa<8>|512_median 1019 ns 1025 ns 10 +replace bb to ---- in lstringa<8>|512_stddev 10.6 ns 16.5 ns 10 +replace bb to ---- in lstringa<8>|512_cv 1.04 % 1.62 % 10 +replace bb to ---- in lstringa<8>|1024_mean 1832 ns 1826 ns 10 +replace bb to ---- in lstringa<8>|1024_median 1824 ns 1822 ns 10 +replace bb to ---- in lstringa<8>|1024_stddev 36.5 ns 26.8 ns 10 +replace bb to ---- in lstringa<8>|1024_cv 1.99 % 1.47 % 10 +replace bb to ---- in lstringa<8>|2048_mean 3573 ns 3560 ns 10 +replace bb to ---- in lstringa<8>|2048_median 3537 ns 3530 ns 10 +replace bb to ---- in lstringa<8>|2048_stddev 97.3 ns 97.1 ns 10 +replace bb to ---- in lstringa<8>|2048_cv 2.72 % 2.73 % 10 +replace bb to ---- by init stringa|64_mean 179 ns 179 ns 10 +replace bb to ---- by init stringa|64_median 180 ns 180 ns 10 +replace bb to ---- by init stringa|64_stddev 4.23 ns 4.80 ns 10 +replace bb to ---- by init stringa|64_cv 2.36 % 2.68 % 10 +replace bb to ---- by init stringa|256_mean 384 ns 383 ns 10 +replace bb to ---- by init stringa|256_median 384 ns 385 ns 10 +replace bb to ---- by init stringa|256_stddev 9.03 ns 8.65 ns 10 +replace bb to ---- by init stringa|256_cv 2.35 % 2.26 % 10 +replace bb to ---- by init stringa|512_mean 825 ns 825 ns 10 +replace bb to ---- by init stringa|512_median 823 ns 820 ns 10 +replace bb to ---- by init stringa|512_stddev 17.3 ns 16.5 ns 10 +replace bb to ---- by init stringa|512_cv 2.10 % 2.01 % 10 +replace bb to ---- by init stringa|1024_mean 1750 ns 1746 ns 10 +replace bb to ---- by init stringa|1024_median 1707 ns 1707 ns 10 +replace bb to ---- by init stringa|1024_stddev 113 ns 123 ns 10 +replace bb to ---- by init stringa|1024_cv 6.45 % 7.05 % 10 +replace bb to ---- by init stringa|2048_mean 3143 ns 3147 ns 10 +replace bb to ---- by init stringa|2048_median 3113 ns 3128 ns 10 +replace bb to ---- by init stringa|2048_stddev 73.8 ns 74.7 ns 10 +replace bb to ---- by init stringa|2048_cv 2.35 % 2.37 % 10 ----- Replace All Str To Same Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to -- in std::string|64_mean 194 ns 195 ns 10 -replace bb to -- in std::string|64_median 193 ns 195 ns 10 -replace bb to -- in std::string|64_stddev 8.96 ns 8.93 ns 10 -replace bb to -- in std::string|64_cv 4.61 % 4.59 % 10 -replace bb to -- in std::string|256_mean 475 ns 474 ns 10 -replace bb to -- in std::string|256_median 476 ns 474 ns 10 -replace bb to -- in std::string|256_stddev 16.3 ns 17.4 ns 10 -replace bb to -- in std::string|256_cv 3.43 % 3.67 % 10 -replace bb to -- in std::string|512_mean 870 ns 868 ns 10 -replace bb to -- in std::string|512_median 865 ns 868 ns 10 -replace bb to -- in std::string|512_stddev 10.8 ns 11.0 ns 10 -replace bb to -- in std::string|512_cv 1.24 % 1.27 % 10 -replace bb to -- in std::string|1024_mean 1593 ns 1590 ns 10 -replace bb to -- in std::string|1024_median 1597 ns 1604 ns 10 -replace bb to -- in std::string|1024_stddev 21.5 ns 18.0 ns 10 -replace bb to -- in std::string|1024_cv 1.35 % 1.13 % 10 -replace bb to -- in std::string|2048_mean 3248 ns 3244 ns 10 -replace bb to -- in std::string|2048_median 3251 ns 3209 ns 10 -replace bb to -- in std::string|2048_stddev 54.3 ns 49.3 ns 10 -replace bb to -- in std::string|2048_cv 1.67 % 1.52 % 10 -replace bb to -- in lstringa<8>|64_mean 184 ns 184 ns 10 -replace bb to -- in lstringa<8>|64_median 183 ns 180 ns 10 -replace bb to -- in lstringa<8>|64_stddev 7.49 ns 8.24 ns 10 -replace bb to -- in lstringa<8>|64_cv 4.07 % 4.49 % 10 -replace bb to -- in lstringa<8>|256_mean 444 ns 443 ns 10 -replace bb to -- in lstringa<8>|256_median 444 ns 439 ns 10 -replace bb to -- in lstringa<8>|256_stddev 6.78 ns 6.83 ns 10 -replace bb to -- in lstringa<8>|256_cv 1.53 % 1.54 % 10 -replace bb to -- in lstringa<8>|512_mean 776 ns 776 ns 10 -replace bb to -- in lstringa<8>|512_median 780 ns 776 ns 10 -replace bb to -- in lstringa<8>|512_stddev 12.0 ns 14.8 ns 10 -replace bb to -- in lstringa<8>|512_cv 1.55 % 1.91 % 10 -replace bb to -- in lstringa<8>|1024_mean 1435 ns 1434 ns 10 -replace bb to -- in lstringa<8>|1024_median 1432 ns 1444 ns 10 -replace bb to -- in lstringa<8>|1024_stddev 27.6 ns 36.4 ns 10 -replace bb to -- in lstringa<8>|1024_cv 1.92 % 2.54 % 10 -replace bb to -- in lstringa<8>|2048_mean 2934 ns 2930 ns 10 -replace bb to -- in lstringa<8>|2048_median 2857 ns 2860 ns 10 -replace bb to -- in lstringa<8>|2048_stddev 212 ns 192 ns 10 -replace bb to -- in lstringa<8>|2048_cv 7.24 % 6.54 % 10 -replace bb to -- by init stringa|64_mean 154 ns 154 ns 10 -replace bb to -- by init stringa|64_median 153 ns 153 ns 10 -replace bb to -- by init stringa|64_stddev 5.79 ns 5.05 ns 10 -replace bb to -- by init stringa|64_cv 3.75 % 3.29 % 10 -replace bb to -- by init stringa|256_mean 350 ns 348 ns 10 -replace bb to -- by init stringa|256_median 353 ns 347 ns 10 -replace bb to -- by init stringa|256_stddev 7.19 ns 8.09 ns 10 -replace bb to -- by init stringa|256_cv 2.06 % 2.32 % 10 -replace bb to -- by init stringa|512_mean 600 ns 597 ns 10 -replace bb to -- by init stringa|512_median 602 ns 600 ns 10 -replace bb to -- by init stringa|512_stddev 12.0 ns 12.8 ns 10 -replace bb to -- by init stringa|512_cv 1.99 % 2.15 % 10 -replace bb to -- by init stringa|1024_mean 1095 ns 1091 ns 10 -replace bb to -- by init stringa|1024_median 1072 ns 1074 ns 10 -replace bb to -- by init stringa|1024_stddev 50.8 ns 48.9 ns 10 -replace bb to -- by init stringa|1024_cv 4.64 % 4.48 % 10 -replace bb to -- by init stringa|2048_mean 2061 ns 2054 ns 10 -replace bb to -- by init stringa|2048_median 2044 ns 2040 ns 10 -replace bb to -- by init stringa|2048_stddev 84.7 ns 88.3 ns 10 -replace bb to -- by init stringa|2048_cv 4.11 % 4.30 % 10 +replace bb to -- in std::string|64_mean 198 ns 198 ns 10 +replace bb to -- in std::string|64_median 197 ns 197 ns 10 +replace bb to -- in std::string|64_stddev 7.91 ns 6.85 ns 10 +replace bb to -- in std::string|64_cv 4.01 % 3.46 % 10 +replace bb to -- in std::string|256_mean 476 ns 475 ns 10 +replace bb to -- in std::string|256_median 473 ns 469 ns 10 +replace bb to -- in std::string|256_stddev 22.6 ns 22.3 ns 10 +replace bb to -- in std::string|256_cv 4.75 % 4.70 % 10 +replace bb to -- in std::string|512_mean 838 ns 834 ns 10 +replace bb to -- in std::string|512_median 837 ns 837 ns 10 +replace bb to -- in std::string|512_stddev 12.3 ns 18.0 ns 10 +replace bb to -- in std::string|512_cv 1.47 % 2.16 % 10 +replace bb to -- in std::string|1024_mean 1609 ns 1604 ns 10 +replace bb to -- in std::string|1024_median 1606 ns 1611 ns 10 +replace bb to -- in std::string|1024_stddev 29.7 ns 30.3 ns 10 +replace bb to -- in std::string|1024_cv 1.85 % 1.89 % 10 +replace bb to -- in std::string|2048_mean 3121 ns 3125 ns 10 +replace bb to -- in std::string|2048_median 3113 ns 3139 ns 10 +replace bb to -- in std::string|2048_stddev 80.0 ns 79.2 ns 10 +replace bb to -- in std::string|2048_cv 2.56 % 2.53 % 10 +replace bb to -- in lstringa<8>|64_mean 185 ns 185 ns 10 +replace bb to -- in lstringa<8>|64_median 183 ns 184 ns 10 +replace bb to -- in lstringa<8>|64_stddev 6.48 ns 5.66 ns 10 +replace bb to -- in lstringa<8>|64_cv 3.50 % 3.06 % 10 +replace bb to -- in lstringa<8>|256_mean 445 ns 445 ns 10 +replace bb to -- in lstringa<8>|256_median 442 ns 445 ns 10 +replace bb to -- in lstringa<8>|256_stddev 9.46 ns 6.74 ns 10 +replace bb to -- in lstringa<8>|256_cv 2.12 % 1.52 % 10 +replace bb to -- in lstringa<8>|512_mean 763 ns 764 ns 10 +replace bb to -- in lstringa<8>|512_median 766 ns 767 ns 10 +replace bb to -- in lstringa<8>|512_stddev 14.7 ns 16.0 ns 10 +replace bb to -- in lstringa<8>|512_cv 1.93 % 2.10 % 10 +replace bb to -- in lstringa<8>|1024_mean 1417 ns 1417 ns 10 +replace bb to -- in lstringa<8>|1024_median 1419 ns 1423 ns 10 +replace bb to -- in lstringa<8>|1024_stddev 23.3 ns 28.8 ns 10 +replace bb to -- in lstringa<8>|1024_cv 1.64 % 2.03 % 10 +replace bb to -- in lstringa<8>|2048_mean 2763 ns 2763 ns 10 +replace bb to -- in lstringa<8>|2048_median 2780 ns 2787 ns 10 +replace bb to -- in lstringa<8>|2048_stddev 43.9 ns 50.0 ns 10 +replace bb to -- in lstringa<8>|2048_cv 1.59 % 1.81 % 10 +replace bb to -- by init stringa|64_mean 172 ns 171 ns 10 +replace bb to -- by init stringa|64_median 169 ns 167 ns 10 +replace bb to -- by init stringa|64_stddev 15.8 ns 15.8 ns 10 +replace bb to -- by init stringa|64_cv 9.19 % 9.20 % 10 +replace bb to -- by init stringa|256_mean 361 ns 361 ns 10 +replace bb to -- by init stringa|256_median 347 ns 344 ns 10 +replace bb to -- by init stringa|256_stddev 30.1 ns 29.4 ns 10 +replace bb to -- by init stringa|256_cv 8.33 % 8.15 % 10 +replace bb to -- by init stringa|512_mean 568 ns 568 ns 10 +replace bb to -- by init stringa|512_median 565 ns 572 ns 10 +replace bb to -- by init stringa|512_stddev 11.5 ns 13.2 ns 10 +replace bb to -- by init stringa|512_cv 2.02 % 2.33 % 10 +replace bb to -- by init stringa|1024_mean 1050 ns 1046 ns 10 +replace bb to -- by init stringa|1024_median 1046 ns 1046 ns 10 +replace bb to -- by init stringa|1024_stddev 21.4 ns 22.1 ns 10 +replace bb to -- by init stringa|1024_cv 2.04 % 2.11 % 10 +replace bb to -- by init stringa|2048_mean 1968 ns 1967 ns 10 +replace bb to -- by init stringa|2048_median 1950 ns 1967 ns 10 +replace bb to -- by init stringa|2048_stddev 51.5 ns 44.1 ns 10 +replace bb to -- by init stringa|2048_cv 2.62 % 2.24 % 10 ----- Hash Map insert and find ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -hashStrMapA emplace & find stringa;_mean 3836756 ns 3770950 ns 10 -hashStrMapA emplace & find stringa;_median 3799536 ns 3797137 ns 10 -hashStrMapA emplace & find stringa;_stddev 218864 ns 168661 ns 10 -hashStrMapA emplace & find stringa;_cv 5.70 % 4.47 % 10 -std::unordered_map emplace & find std::string;_mean 5263843 ns 5259487 ns 10 -std::unordered_map emplace & find std::string;_median 5233935 ns 5161830 ns 10 -std::unordered_map emplace & find std::string;_stddev 144170 ns 147789 ns 10 -std::unordered_map emplace & find std::string;_cv 2.74 % 2.81 % 10 -hashStrMapA emplace & find ssa;_mean 3437345 ns 3431373 ns 10 -hashStrMapA emplace & find ssa;_median 3438017 ns 3446691 ns 10 -hashStrMapA emplace & find ssa;_stddev 93669 ns 86956 ns 10 -hashStrMapA emplace & find ssa;_cv 2.73 % 2.53 % 10 -std::unordered_map emplace & find std::string_view;_mean 6320906 ns 6312500 ns 10 -std::unordered_map emplace & find std::string_view;_median 6328500 ns 6328125 ns 10 -std::unordered_map emplace & find std::string_view;_stddev 115489 ns 109251 ns 10 -std::unordered_map emplace & find std::string_view;_cv 1.83 % 1.73 % 10 +hashStrMapA emplace & find stringa;_mean 3812101 ns 3806323 ns 10 +hashStrMapA emplace & find stringa;_median 3815927 ns 3815407 ns 10 +hashStrMapA emplace & find stringa;_stddev 166367 ns 178889 ns 10 +hashStrMapA emplace & find stringa;_cv 4.36 % 4.70 % 10 +std::unordered_map emplace & find std::string;_mean 5442291 ns 5426897 ns 10 +std::unordered_map emplace & find std::string;_median 5389030 ns 5371094 ns 10 +std::unordered_map emplace & find std::string;_stddev 264610 ns 311605 ns 10 +std::unordered_map emplace & find std::string;_cv 4.86 % 5.74 % 10 +hashStrMapA emplace & find ssa;_mean 3443667 ns 3403756 ns 10 +hashStrMapA emplace & find ssa;_median 3430798 ns 3374413 ns 10 +hashStrMapA emplace & find ssa;_stddev 42379 ns 78856 ns 10 +hashStrMapA emplace & find ssa;_cv 1.23 % 2.32 % 10 +std::unordered_map emplace & find std::string_view;_mean 6274459 ns 6267361 ns 10 +std::unordered_map emplace & find std::string_view;_median 6286233 ns 6250000 ns 10 +std::unordered_map emplace & find std::string_view;_stddev 123993 ns 172644 ns 10 +std::unordered_map emplace & find std::string_view;_cv 1.98 % 2.75 % 10 ----- Build Full Func Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Build func full name std::string;_mean 1528 ns 1524 ns 10 -Build func full name std::string;_median 1516 ns 1517 ns 10 -Build func full name std::string;_stddev 34.5 ns 28.7 ns 10 -Build func full name std::string;_cv 2.26 % 1.88 % 10 -Build func full name std::string 1;_mean 1573 ns 1573 ns 10 -Build func full name std::string 1;_median 1565 ns 1569 ns 10 -Build func full name std::string 1;_stddev 48.9 ns 53.1 ns 10 -Build func full name std::string 1;_cv 3.11 % 3.38 % 10 -Build func full name std::stream;_mean 8149 ns 8119 ns 10 -Build func full name std::stream;_median 8147 ns 8057 ns 10 -Build func full name std::stream;_stddev 226 ns 293 ns 10 -Build func full name std::stream;_cv 2.77 % 3.60 % 10 -Build func full name stringa;_mean 816 ns 816 ns 10 -Build func full name stringa;_median 813 ns 811 ns 10 -Build func full name stringa;_stddev 26.6 ns 24.4 ns 10 -Build func full name stringa;_cv 3.27 % 2.99 % 10 -Build func full name stringa 1;_mean 1001 ns 998 ns 10 -Build func full name stringa 1;_median 978 ns 984 ns 10 -Build func full name stringa 1;_stddev 82.3 ns 86.6 ns 10 -Build func full name stringa 1;_cv 8.22 % 8.67 % 10 +Build func full name std::string;_mean 1557 ns 1556 ns 10 +Build func full name std::string;_median 1559 ns 1552 ns 10 +Build func full name std::string;_stddev 28.8 ns 40.9 ns 10 +Build func full name std::string;_cv 1.85 % 2.63 % 10 +Build func full name std::string 1;_mean 1575 ns 1569 ns 10 +Build func full name std::string 1;_median 1564 ns 1549 ns 10 +Build func full name std::string 1;_stddev 44.6 ns 40.7 ns 10 +Build func full name std::string 1;_cv 2.83 % 2.59 % 10 +Build func full name std::stream;_mean 8287 ns 8287 ns 10 +Build func full name std::stream;_median 8092 ns 8161 ns 10 +Build func full name std::stream;_stddev 591 ns 648 ns 10 +Build func full name std::stream;_cv 7.13 % 7.82 % 10 +Build func full name stringa;_mean 813 ns 813 ns 10 +Build func full name stringa;_median 811 ns 802 ns 10 +Build func full name stringa;_stddev 8.81 ns 14.7 ns 10 +Build func full name stringa;_cv 1.08 % 1.81 % 10 +Build func full name stringa 1;_mean 940 ns 942 ns 10 +Build func full name stringa 1;_median 924 ns 924 ns 10 +Build func full name stringa 1;_stddev 41.7 ns 43.5 ns 10 +Build func full name stringa 1;_cv 4.44 % 4.62 % 10 diff --git a/bench/results/003-Xeon E5-2682 v4, Windows 10, MSVC-19.txt b/bench/results/003-Xeon E5-2682 v4, Windows 10, MSVC-19.txt index d7e9e6f..5df6b51 100644 --- a/bench/results/003-Xeon E5-2682 v4, Windows 10, MSVC-19.txt +++ b/bench/results/003-Xeon E5-2682 v4, Windows 10, MSVC-19.txt @@ -1,4 +1,4 @@ -2026-01-30T15:12:38+03:00 +2026-01-31T15:25:07+03:00 Running benchStr.exe Run on (32 X 2494 MHz CPU s) CPU Caches: @@ -10,887 +10,891 @@ CPU Caches: Benchmark Time CPU Iterations -------------------------------------------------------------------------------------------------------------------------------------------------------- ----- Concatenate string + Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and number by std to std::string_mean 314 ns 314 ns 10 -Concat std::string and number by std to std::string_median 312 ns 314 ns 10 -Concat std::string and number by std to std::string_stddev 6.52 ns 5.70 ns 10 -Concat std::string and number by std to std::string_cv 2.07 % 1.81 % 10 -Concat std::string and number by StrExpr to std::string_mean 227 ns 227 ns 10 -Concat std::string and number by StrExpr to std::string_median 227 ns 227 ns 10 -Concat std::string and number by StrExpr to std::string_stddev 16.8 ns 16.5 ns 10 -Concat std::string and number by StrExpr to std::string_cv 7.42 % 7.27 % 10 -Concat stringa and number by StrExpr to simstr::stringa_mean 112 ns 113 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_median 112 ns 112 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_stddev 2.05 ns 2.43 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_cv 1.82 % 2.16 % 10 -Concat stringa and number by e_concat to simstr::stringa_mean 116 ns 116 ns 10 -Concat stringa and number by e_concat to simstr::stringa_median 116 ns 116 ns 10 -Concat stringa and number by e_concat to simstr::stringa_stddev 2.54 ns 3.10 ns 10 -Concat stringa and number by e_concat to simstr::stringa_cv 2.19 % 2.67 % 10 +Concat std::string and number by std to std::string_mean 313 ns 313 ns 10 +Concat std::string and number by std to std::string_median 312 ns 311 ns 10 +Concat std::string and number by std to std::string_stddev 5.39 ns 5.46 ns 10 +Concat std::string and number by std to std::string_cv 1.72 % 1.74 % 10 +Concat std::string and number by StrExpr to std::string_mean 210 ns 210 ns 10 +Concat std::string and number by StrExpr to std::string_median 210 ns 211 ns 10 +Concat std::string and number by StrExpr to std::string_stddev 4.25 ns 3.73 ns 10 +Concat std::string and number by StrExpr to std::string_cv 2.03 % 1.78 % 10 +Concat stringa and number by StrExpr to simstr::stringa_mean 109 ns 109 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_median 108 ns 109 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_stddev 2.68 ns 2.08 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_cv 2.46 % 1.92 % 10 +Concat stringa and number by e_concat to simstr::stringa_mean 123 ns 123 ns 10 +Concat stringa and number by e_concat to simstr::stringa_median 124 ns 123 ns 10 +Concat stringa and number by e_concat to simstr::stringa_stddev 5.34 ns 4.99 ns 10 +Concat stringa and number by e_concat to simstr::stringa_cv 4.33 % 4.07 % 10 ----- Concatenate string + Hex Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and format hex number and literal to std::string_mean 1064 ns 1063 ns 10 -Concat std::string and format hex number and literal to std::string_median 1059 ns 1057 ns 10 -Concat std::string and format hex number and literal to std::string_stddev 53.7 ns 51.1 ns 10 -Concat std::string and format hex number and literal to std::string_cv 5.05 % 4.80 % 10 -std::format std::string and hex number by literal to std::string_mean 1852 ns 1842 ns 10 -std::format std::string and hex number by literal to std::string_median 1864 ns 1842 ns 10 -std::format std::string and hex number by literal to std::string_stddev 41.8 ns 40.4 ns 10 -std::format std::string and hex number by literal to std::string_cv 2.26 % 2.20 % 10 -Concat std::string and std::tochars and string to std::string_mean 253 ns 253 ns 10 -Concat std::string and std::tochars and string to std::string_median 253 ns 251 ns 10 -Concat std::string and std::tochars and string to std::string_stddev 5.55 ns 6.47 ns 10 -Concat std::string and std::tochars and string to std::string_cv 2.19 % 2.56 % 10 -Concat std::string and hex number and literal by StrExpr to std::string_mean 114 ns 114 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_median 114 ns 114 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_stddev 3.34 ns 4.12 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_cv 2.92 % 3.62 % 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_mean 105 ns 104 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 102 ns 101 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 7.37 ns 7.88 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 7.05 % 7.56 % 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 106 ns 105 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_median 105 ns 105 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 2.75 ns 3.00 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 2.60 % 2.85 % 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_mean 175 ns 175 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_median 174 ns 174 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 5.06 ns 6.67 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_cv 2.89 % 3.82 % 10 +Concat std::string and format hex number and literal to std::string_mean 1029 ns 1027 ns 10 +Concat std::string and format hex number and literal to std::string_median 1024 ns 1025 ns 10 +Concat std::string and format hex number and literal to std::string_stddev 32.6 ns 33.4 ns 10 +Concat std::string and format hex number and literal to std::string_cv 3.17 % 3.25 % 10 +std::format std::string and hex number by literal to std::string_mean 1862 ns 1845 ns 10 +std::format std::string and hex number by literal to std::string_median 1854 ns 1842 ns 10 +std::format std::string and hex number by literal to std::string_stddev 32.3 ns 45.9 ns 10 +std::format std::string and hex number by literal to std::string_cv 1.74 % 2.49 % 10 +Concat std::string and std::tochars and string to std::string_mean 256 ns 255 ns 10 +Concat std::string and std::tochars and string to std::string_median 254 ns 251 ns 10 +Concat std::string and std::tochars and string to std::string_stddev 10.0 ns 11.8 ns 10 +Concat std::string and std::tochars and string to std::string_cv 3.91 % 4.65 % 10 +Concat std::string and hex number and literal by StrExpr to std::string_mean 133 ns 133 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_median 133 ns 133 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_stddev 4.24 ns 3.01 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_cv 3.18 % 2.27 % 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_mean 109 ns 109 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 107 ns 108 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 9.15 ns 9.10 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 8.37 % 8.31 % 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 102 ns 101 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_median 101 ns 101 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 1.72 ns 1.71 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 1.69 % 1.69 % 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_mean 175 ns 174 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_median 174 ns 173 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 5.74 ns 6.82 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_cv 3.28 % 3.91 % 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_mean 346 ns 344 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_median 345 ns 344 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_stddev 6.73 ns 4.88 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_cv 1.95 % 1.42 % 10 ----- Concatenate string + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string by std to std::string_mean 55.5 ns 55.6 ns 10 -Concat std::string by std to std::string_median 55.2 ns 55.8 ns 10 -Concat std::string by std to std::string_stddev 1.08 ns 0.990 ns 10 -Concat std::string by std to std::string_cv 1.94 % 1.78 % 10 -Concat std::string by StrExpr to std::string_mean 81.4 ns 81.3 ns 10 -Concat std::string by StrExpr to std::string_median 81.0 ns 81.1 ns 10 -Concat std::string by StrExpr to std::string_stddev 2.06 ns 2.05 ns 10 -Concat std::string by StrExpr to std::string_cv 2.52 % 2.52 % 10 -Concat stringa by StrExpr to stringa_mean 52.3 ns 52.3 ns 10 -Concat stringa by StrExpr to stringa_median 52.5 ns 53.0 ns 10 -Concat stringa by StrExpr to stringa_stddev 0.962 ns 0.986 ns 10 -Concat stringa by StrExpr to stringa_cv 1.84 % 1.89 % 10 +Concat std::string by std to std::string_mean 56.5 ns 56.6 ns 10 +Concat std::string by std to std::string_median 55.5 ns 55.5 ns 10 +Concat std::string by std to std::string_stddev 3.15 ns 3.28 ns 10 +Concat std::string by std to std::string_cv 5.58 % 5.79 % 10 +Concat std::string by StrExpr to std::string_mean 83.3 ns 83.0 ns 10 +Concat std::string by StrExpr to std::string_median 82.7 ns 82.0 ns 10 +Concat std::string by StrExpr to std::string_stddev 3.88 ns 4.37 ns 10 +Concat std::string by StrExpr to std::string_cv 4.66 % 5.26 % 10 +Concat stringa by StrExpr to stringa_mean 52.4 ns 52.2 ns 10 +Concat stringa by StrExpr to stringa_median 51.2 ns 51.6 ns 10 +Concat stringa by StrExpr to stringa_stddev 2.66 ns 2.73 ns 10 +Concat stringa by StrExpr to stringa_cv 5.07 % 5.23 % 10 ----- Find three concatenated string in string_view -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Find concat three std::string_mean 224 ns 223 ns 10 -Find concat three std::string_median 223 ns 222 ns 10 -Find concat three std::string_stddev 4.00 ns 5.54 ns 10 -Find concat three std::string_cv 1.79 % 2.48 % 10 -Find concat three strexpr_mean 125 ns 124 ns 10 -Find concat three strexpr_median 124 ns 123 ns 10 -Find concat three strexpr_stddev 5.27 ns 4.97 ns 10 -Find concat three strexpr_cv 4.22 % 4.00 % 10 -Find concat three simstr_mean 28.6 ns 28.5 ns 10 -Find concat three simstr_median 27.9 ns 27.9 ns 10 -Find concat three simstr_stddev 2.09 ns 2.26 ns 10 -Find concat three simstr_cv 7.31 % 7.92 % 10 +Find concat three std::string_mean 218 ns 218 ns 10 +Find concat three std::string_median 217 ns 217 ns 10 +Find concat three std::string_stddev 2.19 ns 3.41 ns 10 +Find concat three std::string_cv 1.01 % 1.57 % 10 +Find concat three strexpr_mean 119 ns 119 ns 10 +Find concat three strexpr_median 119 ns 119 ns 10 +Find concat three strexpr_stddev 3.04 ns 3.73 ns 10 +Find concat three strexpr_cv 2.54 % 3.13 % 10 +Find concat three simstr_mean 28.7 ns 28.6 ns 10 +Find concat three simstr_median 28.7 ns 28.6 ns 10 +Find concat three simstr_stddev 0.647 ns 0.678 ns 10 +Find concat three simstr_cv 2.26 % 2.37 % 10 ----- Build Type Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -BuildTypeNameStr 0/0_mean 18.2 ns 18.2 ns 10 -BuildTypeNameStr 0/0_median 18.2 ns 18.2 ns 10 -BuildTypeNameStr 0/0_stddev 0.486 ns 0.404 ns 10 -BuildTypeNameStr 0/0_cv 2.67 % 2.23 % 10 -BuildTypeNameExp 0/0_mean 12.7 ns 12.7 ns 10 -BuildTypeNameExp 0/0_median 12.7 ns 12.6 ns 10 -BuildTypeNameExp 0/0_stddev 0.240 ns 0.337 ns 10 -BuildTypeNameExp 0/0_cv 1.89 % 2.66 % 10 -BuildTypeNameSim 0/0_mean 16.7 ns 16.8 ns 10 -BuildTypeNameSim 0/0_median 16.8 ns 16.8 ns 10 -BuildTypeNameSim 0/0_stddev 0.561 ns 0.517 ns 10 -BuildTypeNameSim 0/0_cv 3.35 % 3.08 % 10 -BuildTypeNameStr 10/10_mean 80.2 ns 79.9 ns 10 -BuildTypeNameStr 10/10_median 79.5 ns 79.5 ns 10 -BuildTypeNameStr 10/10_stddev 2.90 ns 2.93 ns 10 -BuildTypeNameStr 10/10_cv 3.61 % 3.66 % 10 -BuildTypeNameExp 10/10_mean 39.5 ns 39.4 ns 10 -BuildTypeNameExp 10/10_median 39.2 ns 39.3 ns 10 -BuildTypeNameExp 10/10_stddev 1.29 ns 1.39 ns 10 -BuildTypeNameExp 10/10_cv 3.26 % 3.53 % 10 -BuildTypeNameSim 10/10_mean 37.3 ns 37.3 ns 10 -BuildTypeNameSim 10/10_median 36.9 ns 37.3 ns 10 -BuildTypeNameSim 10/10_stddev 1.51 ns 1.52 ns 10 -BuildTypeNameSim 10/10_cv 4.04 % 4.09 % 10 +BuildTypeNameStr 0/0_mean 17.3 ns 17.3 ns 10 +BuildTypeNameStr 0/0_median 17.3 ns 17.3 ns 10 +BuildTypeNameStr 0/0_stddev 0.403 ns 0.512 ns 10 +BuildTypeNameStr 0/0_cv 2.33 % 2.96 % 10 +BuildTypeNameExp 0/0_mean 14.0 ns 14.0 ns 10 +BuildTypeNameExp 0/0_median 14.0 ns 14.0 ns 10 +BuildTypeNameExp 0/0_stddev 0.137 ns 0.320 ns 10 +BuildTypeNameExp 0/0_cv 0.98 % 2.29 % 10 +BuildTypeNameSim 0/0_mean 15.9 ns 15.8 ns 10 +BuildTypeNameSim 0/0_median 15.5 ns 15.3 ns 10 +BuildTypeNameSim 0/0_stddev 0.729 ns 0.857 ns 10 +BuildTypeNameSim 0/0_cv 4.60 % 5.42 % 10 +BuildTypeNameStr 10/10_mean 80.2 ns 80.2 ns 10 +BuildTypeNameStr 10/10_median 80.4 ns 80.2 ns 10 +BuildTypeNameStr 10/10_stddev 1.29 ns 1.42 ns 10 +BuildTypeNameStr 10/10_cv 1.61 % 1.77 % 10 +BuildTypeNameExp 10/10_mean 42.9 ns 42.7 ns 10 +BuildTypeNameExp 10/10_median 41.6 ns 41.9 ns 10 +BuildTypeNameExp 10/10_stddev 4.17 ns 3.90 ns 10 +BuildTypeNameExp 10/10_cv 9.72 % 9.14 % 10 +BuildTypeNameSim 10/10_mean 36.1 ns 36.1 ns 10 +BuildTypeNameSim 10/10_median 36.1 ns 36.4 ns 10 +BuildTypeNameSim 10/10_stddev 0.576 ns 0.683 ns 10 +BuildTypeNameSim 10/10_cv 1.59 % 1.89 % 10 ----- Replace string by copy -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat with replace str_mean 347 ns 346 ns 10 -Concat with replace str_median 351 ns 345 ns 10 -Concat with replace str_stddev 9.37 ns 9.60 ns 10 -Concat with replace str_cv 2.70 % 2.78 % 10 -Concat with replace exp_mean 241 ns 240 ns 10 -Concat with replace exp_median 233 ns 231 ns 10 -Concat with replace exp_stddev 17.8 ns 17.0 ns 10 -Concat with replace exp_cv 7.38 % 7.10 % 10 +Concat with replace str_mean 346 ns 345 ns 10 +Concat with replace str_median 343 ns 344 ns 10 +Concat with replace str_stddev 7.57 ns 9.42 ns 10 +Concat with replace str_cv 2.19 % 2.73 % 10 +Concat with replace exp_mean 225 ns 225 ns 10 +Concat with replace exp_median 225 ns 225 ns 10 +Concat with replace exp_stddev 6.50 ns 5.15 ns 10 +Concat with replace exp_cv 2.89 % 2.29 % 10 ----- Create Empty Str ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e;_mean 2.56 ns 2.57 ns 10 -std::string e;_median 2.57 ns 2.57 ns 10 -std::string e;_stddev 0.033 ns 0.037 ns 10 -std::string e;_cv 1.30 % 1.45 % 10 -std::string_view e;_mean 1.83 ns 1.82 ns 10 -std::string_view e;_median 1.83 ns 1.82 ns 10 -std::string_view e;_stddev 0.027 ns 0.036 ns 10 -std::string_view e;_cv 1.50 % 1.95 % 10 -ssa e;_mean 1.81 ns 1.80 ns 10 -ssa e;_median 1.81 ns 1.80 ns 10 -ssa e;_stddev 0.020 ns 0.026 ns 10 -ssa e;_cv 1.10 % 1.42 % 10 -stringa e;_mean 2.19 ns 2.19 ns 10 -stringa e;_median 2.21 ns 2.20 ns 10 -stringa e;_stddev 0.046 ns 0.054 ns 10 -stringa e;_cv 2.10 % 2.45 % 10 -lstringa<20> e;_mean 2.55 ns 2.54 ns 10 -lstringa<20> e;_median 2.54 ns 2.57 ns 10 -lstringa<20> e;_stddev 0.052 ns 0.071 ns 10 -lstringa<20> e;_cv 2.03 % 2.77 % 10 -lstringa<40> e;_mean 2.58 ns 2.59 ns 10 -lstringa<40> e;_median 2.55 ns 2.55 ns 10 -lstringa<40> e;_stddev 0.088 ns 0.094 ns 10 -lstringa<40> e;_cv 3.43 % 3.62 % 10 +std::string e;_mean 2.84 ns 2.85 ns 10 +std::string e;_median 2.84 ns 2.85 ns 10 +std::string e;_stddev 0.035 ns 0.048 ns 10 +std::string e;_cv 1.22 % 1.70 % 10 +std::string_view e;_mean 1.82 ns 1.82 ns 10 +std::string_view e;_median 1.82 ns 1.81 ns 10 +std::string_view e;_stddev 0.024 ns 0.026 ns 10 +std::string_view e;_cv 1.29 % 1.42 % 10 +ssa e;_mean 1.46 ns 1.46 ns 10 +ssa e;_median 1.45 ns 1.45 ns 10 +ssa e;_stddev 0.054 ns 0.058 ns 10 +ssa e;_cv 3.67 % 3.97 % 10 +stringa e;_mean 2.19 ns 2.18 ns 10 +stringa e;_median 2.19 ns 2.18 ns 10 +stringa e;_stddev 0.035 ns 0.033 ns 10 +stringa e;_cv 1.57 % 1.53 % 10 +lstringa<20> e;_mean 2.62 ns 2.61 ns 10 +lstringa<20> e;_median 2.58 ns 2.57 ns 10 +lstringa<20> e;_stddev 0.086 ns 0.091 ns 10 +lstringa<20> e;_cv 3.28 % 3.50 % 10 +lstringa<40> e;_mean 2.57 ns 2.56 ns 10 +lstringa<40> e;_median 2.56 ns 2.57 ns 10 +lstringa<40> e;_stddev 0.046 ns 0.041 ns 10 +lstringa<40> e;_cv 1.80 % 1.61 % 10 ----- Create Str from short literal (9 symbols) --------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text";_mean 2.57 ns 2.56 ns 10 -std::string e = "Test text";_median 2.57 ns 2.55 ns 10 -std::string e = "Test text";_stddev 0.045 ns 0.047 ns 10 -std::string e = "Test text";_cv 1.75 % 1.83 % 10 -std::string_view e = "Test text";_mean 1.85 ns 1.85 ns 10 -std::string_view e = "Test text";_median 1.82 ns 1.82 ns 10 -std::string_view e = "Test text";_stddev 0.073 ns 0.071 ns 10 -std::string_view e = "Test text";_cv 3.95 % 3.82 % 10 -ssa e = "Test text";_mean 1.82 ns 1.82 ns 10 -ssa e = "Test text";_median 1.81 ns 1.80 ns 10 -ssa e = "Test text";_stddev 0.033 ns 0.032 ns 10 -ssa e = "Test text";_cv 1.80 % 1.78 % 10 -stringa e = "Test text";_mean 2.57 ns 2.56 ns 10 -stringa e = "Test text";_median 2.56 ns 2.57 ns 10 -stringa e = "Test text";_stddev 0.029 ns 0.018 ns 10 -stringa e = "Test text";_cv 1.12 % 0.69 % 10 -lstringa<20> e = "Test text";_mean 2.60 ns 2.60 ns 10 -lstringa<20> e = "Test text";_median 2.60 ns 2.61 ns 10 -lstringa<20> e = "Test text";_stddev 0.059 ns 0.061 ns 10 -lstringa<20> e = "Test text";_cv 2.26 % 2.36 % 10 -lstringa<40> e = "Test text";_mean 2.62 ns 2.62 ns 10 -lstringa<40> e = "Test text";_median 2.59 ns 2.59 ns 10 -lstringa<40> e = "Test text";_stddev 0.116 ns 0.129 ns 10 -lstringa<40> e = "Test text";_cv 4.44 % 4.91 % 10 +std::string e = "Test text";_mean 2.68 ns 2.67 ns 10 +std::string e = "Test text";_median 2.65 ns 2.67 ns 10 +std::string e = "Test text";_stddev 0.139 ns 0.136 ns 10 +std::string e = "Test text";_cv 5.18 % 5.11 % 10 +std::string_view e = "Test text";_mean 1.84 ns 1.84 ns 10 +std::string_view e = "Test text";_median 1.83 ns 1.82 ns 10 +std::string_view e = "Test text";_stddev 0.059 ns 0.056 ns 10 +std::string_view e = "Test text";_cv 3.20 % 3.03 % 10 +ssa e = "Test text";_mean 1.83 ns 1.83 ns 10 +ssa e = "Test text";_median 1.83 ns 1.84 ns 10 +ssa e = "Test text";_stddev 0.031 ns 0.026 ns 10 +ssa e = "Test text";_cv 1.67 % 1.41 % 10 +stringa e = "Test text";_mean 2.83 ns 2.82 ns 10 +stringa e = "Test text";_median 2.82 ns 2.83 ns 10 +stringa e = "Test text";_stddev 0.019 ns 0.036 ns 10 +stringa e = "Test text";_cv 0.69 % 1.26 % 10 +lstringa<20> e = "Test text";_mean 2.56 ns 2.56 ns 10 +lstringa<20> e = "Test text";_median 2.56 ns 2.55 ns 10 +lstringa<20> e = "Test text";_stddev 0.034 ns 0.047 ns 10 +lstringa<20> e = "Test text";_cv 1.31 % 1.83 % 10 +lstringa<40> e = "Test text";_mean 2.55 ns 2.54 ns 10 +lstringa<40> e = "Test text";_median 2.53 ns 2.51 ns 10 +lstringa<40> e = "Test text";_stddev 0.048 ns 0.054 ns 10 +lstringa<40> e = "Test text";_cv 1.90 % 2.12 % 10 ----- Create Str from long literal (30 symbols) ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890";_mean 75.9 ns 75.6 ns 10 -std::string e = "123456789012345678901234567890";_median 76.0 ns 75.3 ns 10 -std::string e = "123456789012345678901234567890";_stddev 2.18 ns 1.84 ns 10 -std::string e = "123456789012345678901234567890";_cv 2.87 % 2.43 % 10 +std::string e = "123456789012345678901234567890";_mean 78.1 ns 78.0 ns 10 +std::string e = "123456789012345678901234567890";_median 77.3 ns 76.7 ns 10 +std::string e = "123456789012345678901234567890";_stddev 4.08 ns 4.03 ns 10 +std::string e = "123456789012345678901234567890";_cv 5.22 % 5.17 % 10 std::string_view e = "123456789012345678901234567890";_mean 1.83 ns 1.83 ns 10 -std::string_view e = "123456789012345678901234567890";_median 1.84 ns 1.84 ns 10 -std::string_view e = "123456789012345678901234567890";_stddev 0.027 ns 0.032 ns 10 -std::string_view e = "123456789012345678901234567890";_cv 1.45 % 1.77 % 10 -ssa e = "123456789012345678901234567890";_mean 1.84 ns 1.84 ns 10 -ssa e = "123456789012345678901234567890";_median 1.84 ns 1.84 ns 10 -ssa e = "123456789012345678901234567890";_stddev 0.020 ns 0.026 ns 10 -ssa e = "123456789012345678901234567890";_cv 1.07 % 1.39 % 10 -stringa e = "123456789012345678901234567890";_mean 2.22 ns 2.22 ns 10 -stringa e = "123456789012345678901234567890";_median 2.19 ns 2.20 ns 10 -stringa e = "123456789012345678901234567890";_stddev 0.060 ns 0.062 ns 10 -stringa e = "123456789012345678901234567890";_cv 2.72 % 2.79 % 10 -lstringa<20> e = "123456789012345678901234567890";_mean 75.6 ns 75.3 ns 10 -lstringa<20> e = "123456789012345678901234567890";_median 75.3 ns 74.1 ns 10 -lstringa<20> e = "123456789012345678901234567890";_stddev 2.40 ns 2.57 ns 10 -lstringa<20> e = "123456789012345678901234567890";_cv 3.18 % 3.42 % 10 -lstringa<40> e = "123456789012345678901234567890";_mean 3.30 ns 3.28 ns 10 -lstringa<40> e = "123456789012345678901234567890";_median 3.29 ns 3.26 ns 10 -lstringa<40> e = "123456789012345678901234567890";_stddev 0.077 ns 0.076 ns 10 -lstringa<40> e = "123456789012345678901234567890";_cv 2.32 % 2.31 % 10 +std::string_view e = "123456789012345678901234567890";_median 1.83 ns 1.84 ns 10 +std::string_view e = "123456789012345678901234567890";_stddev 0.027 ns 0.026 ns 10 +std::string_view e = "123456789012345678901234567890";_cv 1.45 % 1.41 % 10 +ssa e = "123456789012345678901234567890";_mean 1.82 ns 1.81 ns 10 +ssa e = "123456789012345678901234567890";_median 1.82 ns 1.80 ns 10 +ssa e = "123456789012345678901234567890";_stddev 0.017 ns 0.028 ns 10 +ssa e = "123456789012345678901234567890";_cv 0.96 % 1.56 % 10 +stringa e = "123456789012345678901234567890";_mean 2.54 ns 2.53 ns 10 +stringa e = "123456789012345678901234567890";_median 2.54 ns 2.51 ns 10 +stringa e = "123456789012345678901234567890";_stddev 0.034 ns 0.046 ns 10 +stringa e = "123456789012345678901234567890";_cv 1.34 % 1.82 % 10 +lstringa<20> e = "123456789012345678901234567890";_mean 74.9 ns 74.8 ns 10 +lstringa<20> e = "123456789012345678901234567890";_median 74.6 ns 73.9 ns 10 +lstringa<20> e = "123456789012345678901234567890";_stddev 1.39 ns 1.88 ns 10 +lstringa<20> e = "123456789012345678901234567890";_cv 1.86 % 2.52 % 10 +lstringa<40> e = "123456789012345678901234567890";_mean 3.31 ns 3.30 ns 10 +lstringa<40> e = "123456789012345678901234567890";_median 3.28 ns 3.28 ns 10 +lstringa<40> e = "123456789012345678901234567890";_stddev 0.069 ns 0.081 ns 10 +lstringa<40> e = "123456789012345678901234567890";_cv 2.10 % 2.45 % 10 ----- Create copy of Str with 9 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text"; auto c{e};_mean 5.11 ns 5.06 ns 10 -std::string e = "Test text"; auto c{e};_median 5.06 ns 5.00 ns 10 -std::string e = "Test text"; auto c{e};_stddev 0.203 ns 0.168 ns 10 -std::string e = "Test text"; auto c{e};_cv 3.97 % 3.32 % 10 -std::string_view e = "Test text"; auto c{e};_mean 3.80 ns 3.80 ns 10 -std::string_view e = "Test text"; auto c{e};_median 3.79 ns 3.81 ns 10 -std::string_view e = "Test text"; auto c{e};_stddev 0.052 ns 0.081 ns 10 -std::string_view e = "Test text"; auto c{e};_cv 1.37 % 2.13 % 10 -ssa e = "Test text"; auto c{e};_mean 3.80 ns 3.79 ns 10 -ssa e = "Test text"; auto c{e};_median 3.80 ns 3.77 ns 10 -ssa e = "Test text"; auto c{e};_stddev 0.062 ns 0.079 ns 10 -ssa e = "Test text"; auto c{e};_cv 1.62 % 2.09 % 10 -stringa e = "Test text"; auto c{e};_mean 4.02 ns 4.00 ns 10 -stringa e = "Test text"; auto c{e};_median 4.02 ns 4.01 ns 10 -stringa e = "Test text"; auto c{e};_stddev 0.089 ns 0.112 ns 10 -stringa e = "Test text"; auto c{e};_cv 2.22 % 2.80 % 10 -lstringa<20> e = "Test text"; auto c{e};_mean 7.74 ns 7.73 ns 10 -lstringa<20> e = "Test text"; auto c{e};_median 7.71 ns 7.67 ns 10 -lstringa<20> e = "Test text"; auto c{e};_stddev 0.259 ns 0.261 ns 10 -lstringa<20> e = "Test text"; auto c{e};_cv 3.35 % 3.37 % 10 -lstringa<40> e = "Test text"; auto c{e};_mean 8.20 ns 8.21 ns 10 -lstringa<40> e = "Test text"; auto c{e};_median 8.18 ns 8.20 ns 10 -lstringa<40> e = "Test text"; auto c{e};_stddev 0.218 ns 0.239 ns 10 -lstringa<40> e = "Test text"; auto c{e};_cv 2.66 % 2.91 % 10 +std::string e = "Test text"; auto c{e};_mean 5.75 ns 5.72 ns 10 +std::string e = "Test text"; auto c{e};_median 5.75 ns 5.72 ns 10 +std::string e = "Test text"; auto c{e};_stddev 0.069 ns 0.147 ns 10 +std::string e = "Test text"; auto c{e};_cv 1.21 % 2.57 % 10 +std::string_view e = "Test text"; auto c{e};_mean 3.49 ns 3.49 ns 10 +std::string_view e = "Test text"; auto c{e};_median 3.47 ns 3.45 ns 10 +std::string_view e = "Test text"; auto c{e};_stddev 0.054 ns 0.054 ns 10 +std::string_view e = "Test text"; auto c{e};_cv 1.55 % 1.55 % 10 +ssa e = "Test text"; auto c{e};_mean 3.51 ns 3.51 ns 10 +ssa e = "Test text"; auto c{e};_median 3.50 ns 3.53 ns 10 +ssa e = "Test text"; auto c{e};_stddev 0.052 ns 0.054 ns 10 +ssa e = "Test text"; auto c{e};_cv 1.48 % 1.54 % 10 +stringa e = "Test text"; auto c{e};_mean 4.03 ns 4.03 ns 10 +stringa e = "Test text"; auto c{e};_median 4.01 ns 3.99 ns 10 +stringa e = "Test text"; auto c{e};_stddev 0.076 ns 0.097 ns 10 +stringa e = "Test text"; auto c{e};_cv 1.89 % 2.42 % 10 +lstringa<20> e = "Test text"; auto c{e};_mean 7.80 ns 7.71 ns 10 +lstringa<20> e = "Test text"; auto c{e};_median 7.76 ns 7.67 ns 10 +lstringa<20> e = "Test text"; auto c{e};_stddev 0.314 ns 0.180 ns 10 +lstringa<20> e = "Test text"; auto c{e};_cv 4.02 % 2.34 % 10 +lstringa<40> e = "Test text"; auto c{e};_mean 8.53 ns 8.48 ns 10 +lstringa<40> e = "Test text"; auto c{e};_median 8.30 ns 8.37 ns 10 +lstringa<40> e = "Test text"; auto c{e};_stddev 0.575 ns 0.594 ns 10 +lstringa<40> e = "Test text"; auto c{e};_cv 6.74 % 7.01 % 10 ----- Create copy of Str with 30 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890"; auto c{e};_mean 77.2 ns 77.1 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_median 75.8 ns 75.9 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_stddev 3.12 ns 3.37 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_cv 4.04 % 4.37 % 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 1.50 ns 1.50 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_median 1.49 ns 1.49 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.066 ns 0.066 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 4.40 % 4.39 % 10 -ssa e = "123456789012345678901234567890"; auto c{e};_mean 1.48 ns 1.48 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_median 1.48 ns 1.46 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.033 ns 0.024 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_cv 2.23 % 1.65 % 10 -stringa e = "123456789012345678901234567890"; auto c{e};_mean 2.98 ns 2.95 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_median 2.97 ns 2.95 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.106 ns 0.066 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_cv 3.54 % 2.24 % 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 78.3 ns 78.3 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 78.4 ns 78.5 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 2.26 ns 2.65 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 2.89 % 3.38 % 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 7.08 ns 7.06 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 7.00 ns 6.98 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.381 ns 0.355 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 5.38 % 5.03 % 10 +std::string e = "123456789012345678901234567890"; auto c{e};_mean 78.2 ns 78.0 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_median 78.1 ns 77.6 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_stddev 5.51 ns 5.76 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_cv 7.04 % 7.39 % 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 1.81 ns 1.81 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_median 1.81 ns 1.80 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.025 ns 0.040 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 1.38 % 2.19 % 10 +ssa e = "123456789012345678901234567890"; auto c{e};_mean 1.81 ns 1.81 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_median 1.82 ns 1.80 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.018 ns 0.026 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_cv 0.98 % 1.46 % 10 +stringa e = "123456789012345678901234567890"; auto c{e};_mean 2.92 ns 2.92 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_median 2.93 ns 2.92 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.044 ns 0.054 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_cv 1.50 % 1.86 % 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 80.9 ns 80.9 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 80.9 ns 80.2 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 2.53 ns 2.99 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 3.12 % 3.69 % 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 6.60 ns 6.60 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 6.62 ns 6.70 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.123 ns 0.148 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 1.86 % 2.24 % 10 ----- Find 9 symbols text in end of 99 symbols text ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find;_mean 40.8 ns 40.5 ns 10 -std::string::find;_median 40.9 ns 40.6 ns 10 -std::string::find;_stddev 0.593 ns 0.809 ns 10 -std::string::find;_cv 1.45 % 2.00 % 10 -std::string_view::find;_mean 39.9 ns 39.8 ns 10 -std::string_view::find;_median 40.0 ns 40.1 ns 10 -std::string_view::find;_stddev 1.02 ns 1.18 ns 10 -std::string_view::find;_cv 2.57 % 2.96 % 10 -ssa::find;_mean 22.2 ns 22.2 ns 10 -ssa::find;_median 22.1 ns 22.2 ns 10 -ssa::find;_stddev 0.753 ns 0.790 ns 10 -ssa::find;_cv 3.39 % 3.55 % 10 -stringa::find;_mean 29.7 ns 29.6 ns 10 -stringa::find;_median 29.5 ns 29.5 ns 10 -stringa::find;_stddev 1.16 ns 1.04 ns 10 -stringa::find;_cv 3.91 % 3.53 % 10 -lstringa<20>::find;_mean 21.8 ns 21.8 ns 10 -lstringa<20>::find;_median 21.7 ns 21.7 ns 10 -lstringa<20>::find;_stddev 0.487 ns 0.566 ns 10 -lstringa<20>::find;_cv 2.23 % 2.59 % 10 -lstringa<40>::find;_mean 21.1 ns 21.1 ns 10 -lstringa<40>::find;_median 21.1 ns 21.1 ns 10 -lstringa<40>::find;_stddev 0.349 ns 0.487 ns 10 -lstringa<40>::find;_cv 1.65 % 2.31 % 10 +std::string::find;_mean 41.9 ns 41.9 ns 10 +std::string::find;_median 40.9 ns 40.8 ns 10 +std::string::find;_stddev 3.34 ns 3.16 ns 10 +std::string::find;_cv 7.96 % 7.55 % 10 +std::string_view::find;_mean 39.7 ns 39.7 ns 10 +std::string_view::find;_median 39.6 ns 39.2 ns 10 +std::string_view::find;_stddev 0.742 ns 0.942 ns 10 +std::string_view::find;_cv 1.87 % 2.37 % 10 +ssa::find;_mean 20.6 ns 20.5 ns 10 +ssa::find;_median 20.5 ns 20.4 ns 10 +ssa::find;_stddev 0.425 ns 0.417 ns 10 +ssa::find;_cv 2.06 % 2.03 % 10 +stringa::find;_mean 28.7 ns 28.6 ns 10 +stringa::find;_median 29.1 ns 29.2 ns 10 +stringa::find;_stddev 1.41 ns 1.68 ns 10 +stringa::find;_cv 4.92 % 5.86 % 10 +lstringa<20>::find;_mean 20.7 ns 20.7 ns 10 +lstringa<20>::find;_median 20.7 ns 20.9 ns 10 +lstringa<20>::find;_stddev 0.325 ns 0.234 ns 10 +lstringa<20>::find;_cv 1.57 % 1.13 % 10 +lstringa<40>::find;_mean 21.9 ns 21.8 ns 10 +lstringa<40>::find;_median 21.9 ns 21.7 ns 10 +lstringa<40>::find;_stddev 0.285 ns 0.431 ns 10 +lstringa<40>::find;_cv 1.30 % 1.97 % 10 ------- Copy not literal Str with N symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string copy{str_with_len_N};/15_mean 4.40 ns 4.40 ns 10 -std::string copy{str_with_len_N};/15_median 4.39 ns 4.39 ns 10 -std::string copy{str_with_len_N};/15_stddev 0.117 ns 0.126 ns 10 -std::string copy{str_with_len_N};/15_cv 2.67 % 2.85 % 10 -std::string copy{str_with_len_N};/16_mean 80.2 ns 79.9 ns 10 -std::string copy{str_with_len_N};/16_median 80.2 ns 80.2 ns 10 -std::string copy{str_with_len_N};/16_stddev 1.69 ns 2.14 ns 10 -std::string copy{str_with_len_N};/16_cv 2.10 % 2.68 % 10 -std::string copy{str_with_len_N};/23_mean 81.4 ns 81.4 ns 10 -std::string copy{str_with_len_N};/23_median 79.7 ns 80.2 ns 10 -std::string copy{str_with_len_N};/23_stddev 5.84 ns 5.99 ns 10 -std::string copy{str_with_len_N};/23_cv 7.18 % 7.35 % 10 -std::string copy{str_with_len_N};/24_mean 79.7 ns 79.7 ns 10 -std::string copy{str_with_len_N};/24_median 79.3 ns 78.5 ns 10 -std::string copy{str_with_len_N};/24_stddev 2.36 ns 2.61 ns 10 -std::string copy{str_with_len_N};/24_cv 2.96 % 3.27 % 10 -std::string copy{str_with_len_N};/32_mean 86.8 ns 86.8 ns 10 -std::string copy{str_with_len_N};/32_median 86.7 ns 86.8 ns 10 -std::string copy{str_with_len_N};/32_stddev 1.86 ns 1.78 ns 10 -std::string copy{str_with_len_N};/32_cv 2.14 % 2.05 % 10 -std::string copy{str_with_len_N};/64_mean 84.2 ns 84.2 ns 10 -std::string copy{str_with_len_N};/64_median 83.0 ns 82.8 ns 10 -std::string copy{str_with_len_N};/64_stddev 5.01 ns 5.00 ns 10 -std::string copy{str_with_len_N};/64_cv 5.94 % 5.94 % 10 -std::string copy{str_with_len_N};/128_mean 86.2 ns 85.8 ns 10 -std::string copy{str_with_len_N};/128_median 86.8 ns 85.8 ns 10 -std::string copy{str_with_len_N};/128_stddev 2.20 ns 1.97 ns 10 -std::string copy{str_with_len_N};/128_cv 2.55 % 2.30 % 10 -std::string copy{str_with_len_N};/256_mean 88.1 ns 87.9 ns 10 -std::string copy{str_with_len_N};/256_median 89.0 ns 88.9 ns 10 -std::string copy{str_with_len_N};/256_stddev 2.32 ns 2.42 ns 10 -std::string copy{str_with_len_N};/256_cv 2.63 % 2.75 % 10 -std::string copy{str_with_len_N};/512_mean 91.5 ns 91.4 ns 10 -std::string copy{str_with_len_N};/512_median 90.6 ns 90.0 ns 10 -std::string copy{str_with_len_N};/512_stddev 3.37 ns 2.97 ns 10 -std::string copy{str_with_len_N};/512_cv 3.68 % 3.25 % 10 +std::string copy{str_with_len_N};/15_mean 5.06 ns 5.05 ns 10 +std::string copy{str_with_len_N};/15_median 5.09 ns 5.00 ns 10 +std::string copy{str_with_len_N};/15_stddev 0.086 ns 0.105 ns 10 +std::string copy{str_with_len_N};/15_cv 1.69 % 2.09 % 10 +std::string copy{str_with_len_N};/16_mean 84.4 ns 84.4 ns 10 +std::string copy{str_with_len_N};/16_median 84.2 ns 83.7 ns 10 +std::string copy{str_with_len_N};/16_stddev 2.50 ns 2.75 ns 10 +std::string copy{str_with_len_N};/16_cv 2.96 % 3.26 % 10 +std::string copy{str_with_len_N};/23_mean 89.2 ns 89.1 ns 10 +std::string copy{str_with_len_N};/23_median 88.5 ns 88.1 ns 10 +std::string copy{str_with_len_N};/23_stddev 3.68 ns 3.98 ns 10 +std::string copy{str_with_len_N};/23_cv 4.13 % 4.47 % 10 +std::string copy{str_with_len_N};/24_mean 87.8 ns 87.7 ns 10 +std::string copy{str_with_len_N};/24_median 86.5 ns 87.2 ns 10 +std::string copy{str_with_len_N};/24_stddev 3.60 ns 3.29 ns 10 +std::string copy{str_with_len_N};/24_cv 4.10 % 3.75 % 10 +std::string copy{str_with_len_N};/32_mean 88.9 ns 88.9 ns 10 +std::string copy{str_with_len_N};/32_median 88.1 ns 88.1 ns 10 +std::string copy{str_with_len_N};/32_stddev 3.54 ns 3.49 ns 10 +std::string copy{str_with_len_N};/32_cv 3.98 % 3.92 % 10 +std::string copy{str_with_len_N};/64_mean 86.8 ns 86.7 ns 10 +std::string copy{str_with_len_N};/64_median 87.5 ns 87.2 ns 10 +std::string copy{str_with_len_N};/64_stddev 2.52 ns 2.97 ns 10 +std::string copy{str_with_len_N};/64_cv 2.90 % 3.43 % 10 +std::string copy{str_with_len_N};/128_mean 90.9 ns 91.0 ns 10 +std::string copy{str_with_len_N};/128_median 90.3 ns 90.0 ns 10 +std::string copy{str_with_len_N};/128_stddev 1.52 ns 2.03 ns 10 +std::string copy{str_with_len_N};/128_cv 1.67 % 2.23 % 10 +std::string copy{str_with_len_N};/256_mean 97.0 ns 95.6 ns 10 +std::string copy{str_with_len_N};/256_median 94.3 ns 94.2 ns 10 +std::string copy{str_with_len_N};/256_stddev 6.98 ns 5.92 ns 10 +std::string copy{str_with_len_N};/256_cv 7.20 % 6.19 % 10 +std::string copy{str_with_len_N};/512_mean 95.8 ns 95.7 ns 10 +std::string copy{str_with_len_N};/512_median 93.2 ns 92.6 ns 10 +std::string copy{str_with_len_N};/512_stddev 5.80 ns 6.32 ns 10 +std::string copy{str_with_len_N};/512_cv 6.05 % 6.60 % 10 std::string copy{str_with_len_N};/1024_mean 101 ns 101 ns 10 -std::string copy{str_with_len_N};/1024_median 100 ns 100 ns 10 -std::string copy{str_with_len_N};/1024_stddev 4.11 ns 4.24 ns 10 -std::string copy{str_with_len_N};/1024_cv 4.09 % 4.21 % 10 -std::string copy{str_with_len_N};/2048_mean 129 ns 128 ns 10 -std::string copy{str_with_len_N};/2048_median 128 ns 129 ns 10 -std::string copy{str_with_len_N};/2048_stddev 3.64 ns 4.04 ns 10 -std::string copy{str_with_len_N};/2048_cv 2.83 % 3.15 % 10 +std::string copy{str_with_len_N};/1024_median 102 ns 103 ns 10 +std::string copy{str_with_len_N};/1024_stddev 3.06 ns 3.28 ns 10 +std::string copy{str_with_len_N};/1024_cv 3.03 % 3.24 % 10 +std::string copy{str_with_len_N};/2048_mean 128 ns 128 ns 10 +std::string copy{str_with_len_N};/2048_median 129 ns 129 ns 10 +std::string copy{str_with_len_N};/2048_stddev 4.19 ns 3.85 ns 10 +std::string copy{str_with_len_N};/2048_cv 3.28 % 3.01 % 10 std::string copy{str_with_len_N};/4096_mean 179 ns 178 ns 10 -std::string copy{str_with_len_N};/4096_median 178 ns 178 ns 10 -std::string copy{str_with_len_N};/4096_stddev 2.44 ns 3.71 ns 10 -std::string copy{str_with_len_N};/4096_cv 1.36 % 2.08 % 10 -stringa copy{str_with_len_N};/15_mean 4.01 ns 3.99 ns 10 -stringa copy{str_with_len_N};/15_median 4.00 ns 4.01 ns 10 -stringa copy{str_with_len_N};/15_stddev 0.062 ns 0.090 ns 10 -stringa copy{str_with_len_N};/15_cv 1.53 % 2.26 % 10 -stringa copy{str_with_len_N};/16_mean 4.07 ns 4.07 ns 10 -stringa copy{str_with_len_N};/16_median 4.06 ns 4.08 ns 10 -stringa copy{str_with_len_N};/16_stddev 0.083 ns 0.067 ns 10 -stringa copy{str_with_len_N};/16_cv 2.05 % 1.64 % 10 -stringa copy{str_with_len_N};/23_mean 4.01 ns 3.99 ns 10 -stringa copy{str_with_len_N};/23_median 4.00 ns 3.99 ns 10 -stringa copy{str_with_len_N};/23_stddev 0.062 ns 0.096 ns 10 -stringa copy{str_with_len_N};/23_cv 1.55 % 2.40 % 10 -stringa copy{str_with_len_N};/24_mean 18.3 ns 18.2 ns 10 +std::string copy{str_with_len_N};/4096_median 179 ns 180 ns 10 +std::string copy{str_with_len_N};/4096_stddev 5.38 ns 5.79 ns 10 +std::string copy{str_with_len_N};/4096_cv 3.01 % 3.25 % 10 +stringa copy{str_with_len_N};/15_mean 3.98 ns 3.96 ns 10 +stringa copy{str_with_len_N};/15_median 3.98 ns 3.99 ns 10 +stringa copy{str_with_len_N};/15_stddev 0.058 ns 0.075 ns 10 +stringa copy{str_with_len_N};/15_cv 1.47 % 1.88 % 10 +stringa copy{str_with_len_N};/16_mean 3.99 ns 3.98 ns 10 +stringa copy{str_with_len_N};/16_median 3.98 ns 3.97 ns 10 +stringa copy{str_with_len_N};/16_stddev 0.042 ns 0.072 ns 10 +stringa copy{str_with_len_N};/16_cv 1.06 % 1.80 % 10 +stringa copy{str_with_len_N};/23_mean 3.98 ns 3.98 ns 10 +stringa copy{str_with_len_N};/23_median 3.99 ns 4.01 ns 10 +stringa copy{str_with_len_N};/23_stddev 0.059 ns 0.074 ns 10 +stringa copy{str_with_len_N};/23_cv 1.49 % 1.85 % 10 +stringa copy{str_with_len_N};/24_mean 18.3 ns 18.3 ns 10 stringa copy{str_with_len_N};/24_median 18.3 ns 18.4 ns 10 -stringa copy{str_with_len_N};/24_stddev 0.092 ns 0.216 ns 10 -stringa copy{str_with_len_N};/24_cv 0.50 % 1.18 % 10 -stringa copy{str_with_len_N};/32_mean 18.6 ns 18.6 ns 10 -stringa copy{str_with_len_N};/32_median 18.6 ns 18.6 ns 10 -stringa copy{str_with_len_N};/32_stddev 0.253 ns 0.293 ns 10 -stringa copy{str_with_len_N};/32_cv 1.36 % 1.57 % 10 -stringa copy{str_with_len_N};/64_mean 18.5 ns 18.5 ns 10 -stringa copy{str_with_len_N};/64_median 18.5 ns 18.6 ns 10 -stringa copy{str_with_len_N};/64_stddev 0.268 ns 0.480 ns 10 -stringa copy{str_with_len_N};/64_cv 1.44 % 2.60 % 10 -stringa copy{str_with_len_N};/128_mean 18.6 ns 18.6 ns 10 -stringa copy{str_with_len_N};/128_median 18.4 ns 18.4 ns 10 -stringa copy{str_with_len_N};/128_stddev 0.657 ns 0.718 ns 10 -stringa copy{str_with_len_N};/128_cv 3.53 % 3.86 % 10 -stringa copy{str_with_len_N};/256_mean 18.3 ns 18.3 ns 10 -stringa copy{str_with_len_N};/256_median 18.3 ns 18.4 ns 10 -stringa copy{str_with_len_N};/256_stddev 0.084 ns 0.162 ns 10 -stringa copy{str_with_len_N};/256_cv 0.46 % 0.88 % 10 -stringa copy{str_with_len_N};/512_mean 18.5 ns 18.5 ns 10 +stringa copy{str_with_len_N};/24_stddev 0.106 ns 0.198 ns 10 +stringa copy{str_with_len_N};/24_cv 0.58 % 1.08 % 10 +stringa copy{str_with_len_N};/32_mean 18.3 ns 18.3 ns 10 +stringa copy{str_with_len_N};/32_median 18.3 ns 18.4 ns 10 +stringa copy{str_with_len_N};/32_stddev 0.080 ns 0.176 ns 10 +stringa copy{str_with_len_N};/32_cv 0.43 % 0.96 % 10 +stringa copy{str_with_len_N};/64_mean 18.4 ns 18.4 ns 10 +stringa copy{str_with_len_N};/64_median 18.4 ns 18.4 ns 10 +stringa copy{str_with_len_N};/64_stddev 0.146 ns 0.218 ns 10 +stringa copy{str_with_len_N};/64_cv 0.79 % 1.19 % 10 +stringa copy{str_with_len_N};/128_mean 18.3 ns 18.3 ns 10 +stringa copy{str_with_len_N};/128_median 18.3 ns 18.4 ns 10 +stringa copy{str_with_len_N};/128_stddev 0.094 ns 0.185 ns 10 +stringa copy{str_with_len_N};/128_cv 0.51 % 1.01 % 10 +stringa copy{str_with_len_N};/256_mean 18.4 ns 18.4 ns 10 +stringa copy{str_with_len_N};/256_median 18.4 ns 18.4 ns 10 +stringa copy{str_with_len_N};/256_stddev 0.195 ns 0.279 ns 10 +stringa copy{str_with_len_N};/256_cv 1.06 % 1.52 % 10 +stringa copy{str_with_len_N};/512_mean 18.4 ns 18.4 ns 10 stringa copy{str_with_len_N};/512_median 18.4 ns 18.4 ns 10 -stringa copy{str_with_len_N};/512_stddev 0.505 ns 0.461 ns 10 -stringa copy{str_with_len_N};/512_cv 2.72 % 2.50 % 10 +stringa copy{str_with_len_N};/512_stddev 0.253 ns 0.342 ns 10 +stringa copy{str_with_len_N};/512_cv 1.37 % 1.86 % 10 stringa copy{str_with_len_N};/1024_mean 18.3 ns 18.3 ns 10 -stringa copy{str_with_len_N};/1024_median 18.4 ns 18.4 ns 10 -stringa copy{str_with_len_N};/1024_stddev 0.135 ns 0.185 ns 10 -stringa copy{str_with_len_N};/1024_cv 0.74 % 1.01 % 10 -stringa copy{str_with_len_N};/2048_mean 18.3 ns 18.3 ns 10 -stringa copy{str_with_len_N};/2048_median 18.3 ns 18.4 ns 10 -stringa copy{str_with_len_N};/2048_stddev 0.098 ns 0.202 ns 10 -stringa copy{str_with_len_N};/2048_cv 0.54 % 1.11 % 10 -stringa copy{str_with_len_N};/4096_mean 18.5 ns 18.5 ns 10 -stringa copy{str_with_len_N};/4096_median 18.5 ns 18.4 ns 10 -stringa copy{str_with_len_N};/4096_stddev 0.275 ns 0.330 ns 10 -stringa copy{str_with_len_N};/4096_cv 1.49 % 1.78 % 10 -lstringa<16> copy{str_with_len_N};/15_mean 7.45 ns 7.44 ns 10 -lstringa<16> copy{str_with_len_N};/15_median 7.40 ns 7.39 ns 10 -lstringa<16> copy{str_with_len_N};/15_stddev 0.238 ns 0.255 ns 10 -lstringa<16> copy{str_with_len_N};/15_cv 3.20 % 3.43 % 10 -lstringa<16> copy{str_with_len_N};/16_mean 7.54 ns 7.50 ns 10 -lstringa<16> copy{str_with_len_N};/16_median 7.41 ns 7.41 ns 10 -lstringa<16> copy{str_with_len_N};/16_stddev 0.381 ns 0.419 ns 10 -lstringa<16> copy{str_with_len_N};/16_cv 5.05 % 5.59 % 10 -lstringa<16> copy{str_with_len_N};/23_mean 7.45 ns 7.46 ns 10 -lstringa<16> copy{str_with_len_N};/23_median 7.38 ns 7.39 ns 10 -lstringa<16> copy{str_with_len_N};/23_stddev 0.237 ns 0.248 ns 10 -lstringa<16> copy{str_with_len_N};/23_cv 3.19 % 3.33 % 10 -lstringa<16> copy{str_with_len_N};/24_mean 78.1 ns 78.0 ns 10 -lstringa<16> copy{str_with_len_N};/24_median 77.5 ns 77.6 ns 10 -lstringa<16> copy{str_with_len_N};/24_stddev 1.67 ns 2.02 ns 10 -lstringa<16> copy{str_with_len_N};/24_cv 2.14 % 2.59 % 10 -lstringa<16> copy{str_with_len_N};/32_mean 89.5 ns 89.4 ns 10 -lstringa<16> copy{str_with_len_N};/32_median 89.2 ns 90.0 ns 10 -lstringa<16> copy{str_with_len_N};/32_stddev 5.26 ns 5.22 ns 10 -lstringa<16> copy{str_with_len_N};/32_cv 5.88 % 5.85 % 10 -lstringa<16> copy{str_with_len_N};/64_mean 82.6 ns 82.5 ns 10 -lstringa<16> copy{str_with_len_N};/64_median 81.5 ns 82.0 ns 10 -lstringa<16> copy{str_with_len_N};/64_stddev 2.54 ns 2.47 ns 10 -lstringa<16> copy{str_with_len_N};/64_cv 3.08 % 3.00 % 10 -lstringa<16> copy{str_with_len_N};/128_mean 84.5 ns 84.3 ns 10 -lstringa<16> copy{str_with_len_N};/128_median 85.3 ns 84.8 ns 10 -lstringa<16> copy{str_with_len_N};/128_stddev 1.71 ns 1.72 ns 10 -lstringa<16> copy{str_with_len_N};/128_cv 2.02 % 2.04 % 10 -lstringa<16> copy{str_with_len_N};/256_mean 86.8 ns 86.8 ns 10 -lstringa<16> copy{str_with_len_N};/256_median 87.2 ns 87.9 ns 10 -lstringa<16> copy{str_with_len_N};/256_stddev 2.24 ns 2.47 ns 10 -lstringa<16> copy{str_with_len_N};/256_cv 2.58 % 2.84 % 10 -lstringa<16> copy{str_with_len_N};/512_mean 89.9 ns 89.1 ns 10 -lstringa<16> copy{str_with_len_N};/512_median 89.1 ns 88.9 ns 10 -lstringa<16> copy{str_with_len_N};/512_stddev 2.44 ns 2.25 ns 10 -lstringa<16> copy{str_with_len_N};/512_cv 2.71 % 2.52 % 10 -lstringa<16> copy{str_with_len_N};/1024_mean 97.1 ns 96.7 ns 10 -lstringa<16> copy{str_with_len_N};/1024_median 96.9 ns 96.3 ns 10 -lstringa<16> copy{str_with_len_N};/1024_stddev 4.19 ns 3.80 ns 10 -lstringa<16> copy{str_with_len_N};/1024_cv 4.31 % 3.93 % 10 +stringa copy{str_with_len_N};/1024_median 18.3 ns 18.1 ns 10 +stringa copy{str_with_len_N};/1024_stddev 0.178 ns 0.252 ns 10 +stringa copy{str_with_len_N};/1024_cv 0.97 % 1.38 % 10 +stringa copy{str_with_len_N};/2048_mean 18.3 ns 18.2 ns 10 +stringa copy{str_with_len_N};/2048_median 18.3 ns 18.2 ns 10 +stringa copy{str_with_len_N};/2048_stddev 0.079 ns 0.221 ns 10 +stringa copy{str_with_len_N};/2048_cv 0.43 % 1.21 % 10 +stringa copy{str_with_len_N};/4096_mean 18.3 ns 18.2 ns 10 +stringa copy{str_with_len_N};/4096_median 18.3 ns 18.4 ns 10 +stringa copy{str_with_len_N};/4096_stddev 0.101 ns 0.293 ns 10 +stringa copy{str_with_len_N};/4096_cv 0.55 % 1.60 % 10 +lstringa<16> copy{str_with_len_N};/15_mean 7.39 ns 7.38 ns 10 +lstringa<16> copy{str_with_len_N};/15_median 7.34 ns 7.32 ns 10 +lstringa<16> copy{str_with_len_N};/15_stddev 0.237 ns 0.261 ns 10 +lstringa<16> copy{str_with_len_N};/15_cv 3.20 % 3.53 % 10 +lstringa<16> copy{str_with_len_N};/16_mean 7.62 ns 7.62 ns 10 +lstringa<16> copy{str_with_len_N};/16_median 7.58 ns 7.59 ns 10 +lstringa<16> copy{str_with_len_N};/16_stddev 0.350 ns 0.377 ns 10 +lstringa<16> copy{str_with_len_N};/16_cv 4.60 % 4.95 % 10 +lstringa<16> copy{str_with_len_N};/23_mean 7.32 ns 7.32 ns 10 +lstringa<16> copy{str_with_len_N};/23_median 7.30 ns 7.32 ns 10 +lstringa<16> copy{str_with_len_N};/23_stddev 0.136 ns 0.142 ns 10 +lstringa<16> copy{str_with_len_N};/23_cv 1.85 % 1.94 % 10 +lstringa<16> copy{str_with_len_N};/24_mean 81.1 ns 81.0 ns 10 +lstringa<16> copy{str_with_len_N};/24_median 80.4 ns 80.6 ns 10 +lstringa<16> copy{str_with_len_N};/24_stddev 2.94 ns 2.80 ns 10 +lstringa<16> copy{str_with_len_N};/24_cv 3.63 % 3.46 % 10 +lstringa<16> copy{str_with_len_N};/32_mean 83.8 ns 83.1 ns 10 +lstringa<16> copy{str_with_len_N};/32_median 83.1 ns 83.7 ns 10 +lstringa<16> copy{str_with_len_N};/32_stddev 2.35 ns 1.41 ns 10 +lstringa<16> copy{str_with_len_N};/32_cv 2.81 % 1.70 % 10 +lstringa<16> copy{str_with_len_N};/64_mean 83.4 ns 83.2 ns 10 +lstringa<16> copy{str_with_len_N};/64_median 83.0 ns 82.8 ns 10 +lstringa<16> copy{str_with_len_N};/64_stddev 1.52 ns 1.44 ns 10 +lstringa<16> copy{str_with_len_N};/64_cv 1.82 % 1.73 % 10 +lstringa<16> copy{str_with_len_N};/128_mean 87.0 ns 86.8 ns 10 +lstringa<16> copy{str_with_len_N};/128_median 86.8 ns 87.2 ns 10 +lstringa<16> copy{str_with_len_N};/128_stddev 1.22 ns 1.38 ns 10 +lstringa<16> copy{str_with_len_N};/128_cv 1.40 % 1.58 % 10 +lstringa<16> copy{str_with_len_N};/256_mean 88.8 ns 88.9 ns 10 +lstringa<16> copy{str_with_len_N};/256_median 88.4 ns 88.9 ns 10 +lstringa<16> copy{str_with_len_N};/256_stddev 3.47 ns 3.77 ns 10 +lstringa<16> copy{str_with_len_N};/256_cv 3.90 % 4.24 % 10 +lstringa<16> copy{str_with_len_N};/512_mean 90.7 ns 90.9 ns 10 +lstringa<16> copy{str_with_len_N};/512_median 90.5 ns 90.7 ns 10 +lstringa<16> copy{str_with_len_N};/512_stddev 1.79 ns 1.92 ns 10 +lstringa<16> copy{str_with_len_N};/512_cv 1.98 % 2.11 % 10 +lstringa<16> copy{str_with_len_N};/1024_mean 96.3 ns 96.1 ns 10 +lstringa<16> copy{str_with_len_N};/1024_median 95.0 ns 95.2 ns 10 +lstringa<16> copy{str_with_len_N};/1024_stddev 3.57 ns 3.34 ns 10 +lstringa<16> copy{str_with_len_N};/1024_cv 3.71 % 3.48 % 10 lstringa<16> copy{str_with_len_N};/2048_mean 128 ns 128 ns 10 -lstringa<16> copy{str_with_len_N};/2048_median 127 ns 128 ns 10 -lstringa<16> copy{str_with_len_N};/2048_stddev 3.77 ns 5.43 ns 10 -lstringa<16> copy{str_with_len_N};/2048_cv 2.95 % 4.26 % 10 -lstringa<16> copy{str_with_len_N};/4096_mean 186 ns 186 ns 10 -lstringa<16> copy{str_with_len_N};/4096_median 187 ns 188 ns 10 -lstringa<16> copy{str_with_len_N};/4096_stddev 4.29 ns 4.93 ns 10 -lstringa<16> copy{str_with_len_N};/4096_cv 2.30 % 2.65 % 10 -lstringa<512> copy{str_with_len_N};/15_mean 8.77 ns 8.71 ns 10 -lstringa<512> copy{str_with_len_N};/15_median 8.65 ns 8.68 ns 10 -lstringa<512> copy{str_with_len_N};/15_stddev 0.594 ns 0.610 ns 10 -lstringa<512> copy{str_with_len_N};/15_cv 6.77 % 7.00 % 10 -lstringa<512> copy{str_with_len_N};/16_mean 8.49 ns 8.48 ns 10 -lstringa<512> copy{str_with_len_N};/16_median 8.45 ns 8.46 ns 10 -lstringa<512> copy{str_with_len_N};/16_stddev 0.222 ns 0.187 ns 10 -lstringa<512> copy{str_with_len_N};/16_cv 2.61 % 2.21 % 10 -lstringa<512> copy{str_with_len_N};/23_mean 8.36 ns 8.33 ns 10 -lstringa<512> copy{str_with_len_N};/23_median 8.29 ns 8.37 ns 10 -lstringa<512> copy{str_with_len_N};/23_stddev 0.270 ns 0.276 ns 10 -lstringa<512> copy{str_with_len_N};/23_cv 3.23 % 3.31 % 10 -lstringa<512> copy{str_with_len_N};/24_mean 8.48 ns 8.46 ns 10 -lstringa<512> copy{str_with_len_N};/24_median 8.48 ns 8.46 ns 10 -lstringa<512> copy{str_with_len_N};/24_stddev 0.159 ns 0.148 ns 10 -lstringa<512> copy{str_with_len_N};/24_cv 1.87 % 1.75 % 10 +lstringa<16> copy{str_with_len_N};/2048_median 126 ns 126 ns 10 +lstringa<16> copy{str_with_len_N};/2048_stddev 7.46 ns 8.34 ns 10 +lstringa<16> copy{str_with_len_N};/2048_cv 5.81 % 6.52 % 10 +lstringa<16> copy{str_with_len_N};/4096_mean 187 ns 186 ns 10 +lstringa<16> copy{str_with_len_N};/4096_median 186 ns 184 ns 10 +lstringa<16> copy{str_with_len_N};/4096_stddev 2.48 ns 2.96 ns 10 +lstringa<16> copy{str_with_len_N};/4096_cv 1.33 % 1.59 % 10 +lstringa<512> copy{str_with_len_N};/15_mean 8.92 ns 8.93 ns 10 +lstringa<512> copy{str_with_len_N};/15_median 8.87 ns 8.89 ns 10 +lstringa<512> copy{str_with_len_N};/15_stddev 0.418 ns 0.401 ns 10 +lstringa<512> copy{str_with_len_N};/15_cv 4.69 % 4.49 % 10 +lstringa<512> copy{str_with_len_N};/16_mean 8.52 ns 8.51 ns 10 +lstringa<512> copy{str_with_len_N};/16_median 8.47 ns 8.46 ns 10 +lstringa<512> copy{str_with_len_N};/16_stddev 0.206 ns 0.214 ns 10 +lstringa<512> copy{str_with_len_N};/16_cv 2.42 % 2.52 % 10 +lstringa<512> copy{str_with_len_N};/23_mean 8.80 ns 8.80 ns 10 +lstringa<512> copy{str_with_len_N};/23_median 8.59 ns 8.59 ns 10 +lstringa<512> copy{str_with_len_N};/23_stddev 0.407 ns 0.436 ns 10 +lstringa<512> copy{str_with_len_N};/23_cv 4.63 % 4.95 % 10 +lstringa<512> copy{str_with_len_N};/24_mean 8.46 ns 8.41 ns 10 +lstringa<512> copy{str_with_len_N};/24_median 8.38 ns 8.37 ns 10 +lstringa<512> copy{str_with_len_N};/24_stddev 0.226 ns 0.276 ns 10 +lstringa<512> copy{str_with_len_N};/24_cv 2.67 % 3.28 % 10 lstringa<512> copy{str_with_len_N};/32_mean 11.4 ns 11.4 ns 10 -lstringa<512> copy{str_with_len_N};/32_median 11.4 ns 11.4 ns 10 -lstringa<512> copy{str_with_len_N};/32_stddev 0.207 ns 0.230 ns 10 -lstringa<512> copy{str_with_len_N};/32_cv 1.82 % 2.02 % 10 -lstringa<512> copy{str_with_len_N};/64_mean 11.5 ns 11.5 ns 10 -lstringa<512> copy{str_with_len_N};/64_median 11.5 ns 11.6 ns 10 -lstringa<512> copy{str_with_len_N};/64_stddev 0.315 ns 0.314 ns 10 -lstringa<512> copy{str_with_len_N};/64_cv 2.73 % 2.74 % 10 -lstringa<512> copy{str_with_len_N};/128_mean 12.2 ns 12.2 ns 10 -lstringa<512> copy{str_with_len_N};/128_median 11.9 ns 12.0 ns 10 -lstringa<512> copy{str_with_len_N};/128_stddev 0.734 ns 0.609 ns 10 -lstringa<512> copy{str_with_len_N};/128_cv 6.00 % 4.99 % 10 -lstringa<512> copy{str_with_len_N};/256_mean 13.0 ns 13.0 ns 10 -lstringa<512> copy{str_with_len_N};/256_median 12.8 ns 12.9 ns 10 -lstringa<512> copy{str_with_len_N};/256_stddev 0.576 ns 0.632 ns 10 -lstringa<512> copy{str_with_len_N};/256_cv 4.42 % 4.85 % 10 +lstringa<512> copy{str_with_len_N};/32_median 11.4 ns 11.5 ns 10 +lstringa<512> copy{str_with_len_N};/32_stddev 0.130 ns 0.165 ns 10 +lstringa<512> copy{str_with_len_N};/32_cv 1.14 % 1.45 % 10 +lstringa<512> copy{str_with_len_N};/64_mean 11.4 ns 11.4 ns 10 +lstringa<512> copy{str_with_len_N};/64_median 11.4 ns 11.4 ns 10 +lstringa<512> copy{str_with_len_N};/64_stddev 0.171 ns 0.264 ns 10 +lstringa<512> copy{str_with_len_N};/64_cv 1.51 % 2.32 % 10 +lstringa<512> copy{str_with_len_N};/128_mean 11.9 ns 11.9 ns 10 +lstringa<512> copy{str_with_len_N};/128_median 11.7 ns 11.7 ns 10 +lstringa<512> copy{str_with_len_N};/128_stddev 0.514 ns 0.504 ns 10 +lstringa<512> copy{str_with_len_N};/128_cv 4.34 % 4.25 % 10 +lstringa<512> copy{str_with_len_N};/256_mean 12.8 ns 12.8 ns 10 +lstringa<512> copy{str_with_len_N};/256_median 12.9 ns 12.8 ns 10 +lstringa<512> copy{str_with_len_N};/256_stddev 0.171 ns 0.263 ns 10 +lstringa<512> copy{str_with_len_N};/256_cv 1.33 % 2.05 % 10 lstringa<512> copy{str_with_len_N};/512_mean 14.3 ns 14.3 ns 10 -lstringa<512> copy{str_with_len_N};/512_median 14.3 ns 14.3 ns 10 -lstringa<512> copy{str_with_len_N};/512_stddev 0.305 ns 0.329 ns 10 -lstringa<512> copy{str_with_len_N};/512_cv 2.13 % 2.30 % 10 -lstringa<512> copy{str_with_len_N};/1024_mean 99.0 ns 98.8 ns 10 -lstringa<512> copy{str_with_len_N};/1024_median 100 ns 100 ns 10 -lstringa<512> copy{str_with_len_N};/1024_stddev 3.14 ns 2.38 ns 10 -lstringa<512> copy{str_with_len_N};/1024_cv 3.17 % 2.41 % 10 -lstringa<512> copy{str_with_len_N};/2048_mean 131 ns 130 ns 10 -lstringa<512> copy{str_with_len_N};/2048_median 130 ns 129 ns 10 -lstringa<512> copy{str_with_len_N};/2048_stddev 6.40 ns 6.49 ns 10 -lstringa<512> copy{str_with_len_N};/2048_cv 4.89 % 4.98 % 10 -lstringa<512> copy{str_with_len_N};/4096_mean 191 ns 189 ns 10 -lstringa<512> copy{str_with_len_N};/4096_median 190 ns 188 ns 10 -lstringa<512> copy{str_with_len_N};/4096_stddev 3.53 ns 3.30 ns 10 -lstringa<512> copy{str_with_len_N};/4096_cv 1.85 % 1.75 % 10 +lstringa<512> copy{str_with_len_N};/512_median 14.3 ns 14.4 ns 10 +lstringa<512> copy{str_with_len_N};/512_stddev 0.174 ns 0.265 ns 10 +lstringa<512> copy{str_with_len_N};/512_cv 1.22 % 1.85 % 10 +lstringa<512> copy{str_with_len_N};/1024_mean 94.9 ns 94.5 ns 10 +lstringa<512> copy{str_with_len_N};/1024_median 94.6 ns 94.0 ns 10 +lstringa<512> copy{str_with_len_N};/1024_stddev 2.58 ns 2.83 ns 10 +lstringa<512> copy{str_with_len_N};/1024_cv 2.72 % 3.00 % 10 +lstringa<512> copy{str_with_len_N};/2048_mean 132 ns 132 ns 10 +lstringa<512> copy{str_with_len_N};/2048_median 132 ns 133 ns 10 +lstringa<512> copy{str_with_len_N};/2048_stddev 9.84 ns 9.32 ns 10 +lstringa<512> copy{str_with_len_N};/2048_cv 7.45 % 7.05 % 10 +lstringa<512> copy{str_with_len_N};/4096_mean 189 ns 189 ns 10 +lstringa<512> copy{str_with_len_N};/4096_median 189 ns 188 ns 10 +lstringa<512> copy{str_with_len_N};/4096_stddev 3.15 ns 3.85 ns 10 +lstringa<512> copy{str_with_len_N};/4096_cv 1.67 % 2.03 % 10 ----- Convert to int '1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_mean 52.0 ns 51.9 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 51.9 ns 51.6 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 0.602 ns 0.988 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 1.16 % 1.90 % 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_mean 13.8 ns 13.7 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 13.7 ns 13.7 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.174 ns 0.228 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 1.26 % 1.67 % 10 -stringa s = "123456789"; int res = s.to_int_mean 15.4 ns 15.4 ns 10 -stringa s = "123456789"; int res = s.to_int_median 15.0 ns 14.9 ns 10 -stringa s = "123456789"; int res = s.to_int_stddev 1.05 ns 1.05 ns 10 -stringa s = "123456789"; int res = s.to_int_cv 6.82 % 6.80 % 10 -ssa s = "123456789"; int res = s.to_int_mean 15.3 ns 15.3 ns 10 -ssa s = "123456789"; int res = s.to_int_median 15.1 ns 15.0 ns 10 -ssa s = "123456789"; int res = s.to_int_stddev 0.810 ns 0.822 ns 10 -ssa s = "123456789"; int res = s.to_int_cv 5.28 % 5.37 % 10 -lstringa<20> s = "123456789"; int res = s.to_int_mean 14.7 ns 14.7 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_median 14.6 ns 14.4 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.755 ns 0.732 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_cv 5.13 % 4.97 % 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_mean 32.0 ns 31.9 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 32.0 ns 31.9 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 0.441 ns 0.386 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 1.38 % 1.21 % 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_mean 13.4 ns 13.4 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 13.4 ns 13.5 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.162 ns 0.248 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 1.21 % 1.84 % 10 +stringa s = "123456789"; int res = s.to_int_mean 15.9 ns 15.8 ns 10 +stringa s = "123456789"; int res = s.to_int_median 15.6 ns 15.7 ns 10 +stringa s = "123456789"; int res = s.to_int_stddev 0.633 ns 0.360 ns 10 +stringa s = "123456789"; int res = s.to_int_cv 3.99 % 2.28 % 10 +ssa s = "123456789"; int res = s.to_int_mean 15.0 ns 15.0 ns 10 +ssa s = "123456789"; int res = s.to_int_median 15.0 ns 15.0 ns 10 +ssa s = "123456789"; int res = s.to_int_stddev 0.214 ns 0.305 ns 10 +ssa s = "123456789"; int res = s.to_int_cv 1.43 % 2.04 % 10 +lstringa<20> s = "123456789"; int res = s.to_int_mean 15.9 ns 15.9 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_median 15.7 ns 15.7 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.455 ns 0.424 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_cv 2.86 % 2.67 % 10 ----- Convert to unsigned 'abcDef' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 35.4 ns 35.5 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 35.2 ns 35.0 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 1.33 ns 1.48 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 3.74 % 4.16 % 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 12.3 ns 12.3 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 12.3 ns 12.3 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.158 ns 0.186 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 1.29 % 1.52 % 10 -stringa s = "abcDef"; int res = s.to_int_mean 14.1 ns 14.0 ns 10 -stringa s = "abcDef"; int res = s.to_int_median 14.1 ns 14.0 ns 10 -stringa s = "abcDef"; int res = s.to_int_stddev 0.163 ns 0.258 ns 10 -stringa s = "abcDef"; int res = s.to_int_cv 1.16 % 1.84 % 10 -ssa s = "abcDef"; int res = s.to_int_mean 13.9 ns 13.9 ns 10 -ssa s = "abcDef"; int res = s.to_int_median 13.8 ns 13.8 ns 10 -ssa s = "abcDef"; int res = s.to_int_stddev 0.322 ns 0.258 ns 10 -ssa s = "abcDef"; int res = s.to_int_cv 2.32 % 1.86 % 10 -lstringa<20> s = "abcDef"; int res = s.to_int_mean 14.2 ns 14.2 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_median 14.2 ns 14.1 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.222 ns 0.248 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_cv 1.56 % 1.75 % 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 35.7 ns 35.6 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 34.9 ns 34.7 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 1.85 ns 1.98 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 5.18 % 5.57 % 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 12.5 ns 12.5 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 12.4 ns 12.3 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.410 ns 0.445 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 3.27 % 3.55 % 10 +stringa s = "abcDef"; int res = s.to_int_mean 12.8 ns 12.8 ns 10 +stringa s = "abcDef"; int res = s.to_int_median 12.9 ns 12.9 ns 10 +stringa s = "abcDef"; int res = s.to_int_stddev 0.257 ns 0.258 ns 10 +stringa s = "abcDef"; int res = s.to_int_cv 2.01 % 2.02 % 10 +ssa s = "abcDef"; int res = s.to_int_mean 12.8 ns 12.8 ns 10 +ssa s = "abcDef"; int res = s.to_int_median 12.8 ns 12.6 ns 10 +ssa s = "abcDef"; int res = s.to_int_stddev 0.240 ns 0.349 ns 10 +ssa s = "abcDef"; int res = s.to_int_cv 1.88 % 2.74 % 10 +lstringa<20> s = "abcDef"; int res = s.to_int_mean 12.8 ns 12.8 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_median 12.8 ns 12.7 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.181 ns 0.173 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_cv 1.41 % 1.35 % 10 ----- Convert to int ' 1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 45.3 ns 45.2 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 45.2 ns 45.0 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 0.567 ns 0.833 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 1.25 % 1.84 % 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 19.2 ns 19.1 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_median 19.0 ns 18.8 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.776 ns 0.818 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 4.05 % 4.29 % 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 16.8 ns 16.8 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 16.9 ns 16.9 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.280 ns 0.404 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 1.66 % 2.40 % 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 45.7 ns 45.5 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 45.6 ns 44.6 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 1.53 ns 1.35 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 3.34 % 2.96 % 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 22.1 ns 22.0 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_median 21.8 ns 21.7 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.748 ns 0.669 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 3.39 % 3.04 % 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 16.0 ns 16.0 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 16.0 ns 16.0 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.226 ns 0.275 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 1.42 % 1.72 % 10 ----- Convert to double '1234.567e10' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 102 ns 101 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 101 ns 101 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 2.14 ns 3.16 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 2.11 % 3.11 % 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 77.2 ns 76.9 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 76.6 ns 76.7 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 2.30 ns 2.39 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 2.98 % 3.11 % 10 -ssa s = "1234.567e10"; double res = *s.to_double()_mean 36.6 ns 36.4 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_median 36.1 ns 36.1 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_stddev 1.18 ns 1.32 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_cv 3.23 % 3.63 % 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 105 ns 105 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 104 ns 105 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 2.21 ns 1.71 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 2.10 % 1.63 % 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 80.7 ns 80.7 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 79.9 ns 80.2 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 2.62 ns 2.47 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 3.25 % 3.06 % 10 +ssa s = "1234.567e10"; double res = *s.to_double()_mean 36.2 ns 36.2 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_median 36.2 ns 36.1 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_stddev 0.723 ns 0.702 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_cv 2.00 % 1.94 % 10 -- Append const literal of 16 bytes 64 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << "abbaabbaabbaabba";_mean 5946 ns 5953 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_median 5802 ns 5781 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 493 ns 486 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_cv 8.29 % 8.16 % 10 -std::string str; ... str += "abbaabbaabbaabba";_mean 1228 ns 1219 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_median 1225 ns 1228 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_stddev 12.3 ns 18.8 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_cv 1.00 % 1.54 % 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 927 ns 925 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_median 907 ns 910 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 47.9 ns 53.9 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 5.16 % 5.82 % 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 562 ns 561 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_median 552 ns 551 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 37.7 ns 37.1 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 6.71 % 6.61 % 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 357 ns 357 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_median 352 ns 353 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 17.7 ns 18.2 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 4.96 % 5.09 % 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 244 ns 244 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 246 ns 246 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 6.88 ns 6.55 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 2.81 % 2.68 % 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_mean 5600 ns 5594 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_median 5568 ns 5580 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 106 ns 122 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_cv 1.89 % 2.18 % 10 +std::string str; ... str += "abbaabbaabbaabba";_mean 1313 ns 1314 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_median 1282 ns 1283 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_stddev 76.6 ns 77.2 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_cv 5.83 % 5.87 % 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 904 ns 903 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_median 898 ns 907 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 14.5 ns 16.0 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 1.61 % 1.77 % 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 569 ns 569 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_median 557 ns 558 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 49.3 ns 46.9 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 8.66 % 8.24 % 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 348 ns 348 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_median 347 ns 345 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 6.20 ns 7.75 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 1.78 % 2.23 % 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 232 ns 231 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 232 ns 230 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 4.76 ns 5.76 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 2.06 % 2.50 % 10 -- Append string of 16 bytes and const literal of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 5660 ns 5650 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 5578 ns 5580 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 357 ns 343 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 6.31 % 6.08 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 3839 ns 3827 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_median 3749 ns 3763 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 223 ns 209 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 5.81 % 5.45 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 808 ns 806 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 799 ns 802 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 27.5 ns 25.7 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 3.40 % 3.19 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 5528 ns 5525 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 5519 ns 5580 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 128 ns 150 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 2.32 % 2.71 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 3948 ns 3941 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_median 3960 ns 3967 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 90.6 ns 80.1 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 2.29 % 2.03 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 814 ns 814 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 815 ns 820 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 13.2 ns 16.5 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 1.62 % 2.03 % 10 lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 531 ns 528 ns 10 lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 531 ns 531 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 13.7 ns 14.4 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 2.58 % 2.72 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 400 ns 399 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 397 ns 399 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 16.5 ns 18.1 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 4.12 % 4.55 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 272 ns 272 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 270 ns 267 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 6.31 ns 8.59 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 2.32 % 3.16 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 12.2 ns 12.3 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 2.30 % 2.33 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 373 ns 372 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 370 ns 369 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 15.8 ns 11.5 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 4.23 % 3.08 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 292 ns 292 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 291 ns 286 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 12.9 ns 14.6 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 4.40 % 4.99 % 10 -- Append string of 16 bytes and const literal of 16 bytes 2048 times, 65536 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 280515 ns 278700 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 281061 ns 278700 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 5257 ns 6847 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 1.87 % 2.46 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 192412 ns 192121 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 193180 ns 192540 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 3693 ns 3665 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.92 % 1.91 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 24325 ns 24274 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 24380 ns 24327 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 469 ns 505 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.93 % 2.08 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 21822 ns 21815 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 21882 ns 21711 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 350 ns 431 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.60 % 1.97 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 22706 ns 22705 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 22633 ns 22705 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 841 ns 928 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 3.71 % 4.09 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 22733 ns 22757 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 22160 ns 21972 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1661 ns 1748 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 7.31 % 7.68 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 288865 ns 288143 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 277455 ns 276215 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 26150 ns 26378 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 9.05 % 9.15 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 189369 ns 189127 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 188924 ns 189894 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 2672 ns 3158 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.41 % 1.67 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 24389 ns 24379 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 24320 ns 24588 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 512 ns 788 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.10 % 3.23 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 22364 ns 22398 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 22289 ns 22216 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 535 ns 715 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.39 % 3.19 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 21345 ns 21289 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 21390 ns 21484 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 260 ns 412 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.22 % 1.93 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 21975 ns 21944 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 21782 ns 21990 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 358 ns 438 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.63 % 2.00 % 10 -- Append 2 string of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var1 << str_var2;_mean 5409 ns 5385 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_median 5414 ns 5371 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_stddev 214 ns 230 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_cv 3.95 % 4.27 % 10 -std::string str; ... str += str_var1 + str_var2;_mean 3876 ns 3876 ns 10 -std::string str; ... str += str_var1 + str_var2;_median 3856 ns 3850 ns 10 -std::string str; ... str += str_var1 + str_var2;_stddev 75.6 ns 79.4 ns 10 -std::string str; ... str += str_var1 + str_var2;_cv 1.95 % 2.05 % 10 -lstringa<16> str; ... str += str_var1 + str_var2;_mean 901 ns 898 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_median 902 ns 900 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_stddev 21.2 ns 23.0 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_cv 2.35 % 2.57 % 10 -lstringa<128> str; ... str += str_var1 + str_var2;_mean 645 ns 643 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_median 630 ns 621 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_stddev 62.6 ns 65.3 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_cv 9.71 % 10.15 % 10 -lstringa<512> str; ... str += str_var1 + str_var2;_mean 450 ns 449 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_median 452 ns 450 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_stddev 11.6 ns 9.77 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_cv 2.58 % 2.18 % 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_mean 341 ns 341 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_median 340 ns 338 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 7.73 ns 9.01 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_cv 2.27 % 2.64 % 10 +std::stringstream str; ... str << str_var1 << str_var2;_mean 5391 ns 5357 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_median 5345 ns 5301 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_stddev 209 ns 210 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_cv 3.88 % 3.92 % 10 +std::string str; ... str += str_var1 + str_var2;_mean 3953 ns 3959 ns 10 +std::string str; ... str += str_var1 + str_var2;_median 3947 ns 3934 ns 10 +std::string str; ... str += str_var1 + str_var2;_stddev 69.9 ns 88.7 ns 10 +std::string str; ... str += str_var1 + str_var2;_cv 1.77 % 2.24 % 10 +lstringa<16> str; ... str += str_var1 + str_var2;_mean 881 ns 879 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_median 868 ns 872 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_stddev 40.0 ns 42.1 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_cv 4.54 % 4.79 % 10 +lstringa<128> str; ... str += str_var1 + str_var2;_mean 604 ns 604 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_median 602 ns 600 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_stddev 11.9 ns 9.42 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_cv 1.96 % 1.56 % 10 +lstringa<512> str; ... str += str_var1 + str_var2;_mean 449 ns 448 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_median 447 ns 449 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_stddev 12.7 ns 14.2 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_cv 2.82 % 3.16 % 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_mean 394 ns 394 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_median 381 ns 381 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 30.1 ns 28.4 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_cv 7.64 % 7.22 % 10 -- Append text, number, text --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; str << "test = " << k << " times";_mean 11520 ns 11523 ns 10 -std::stringstream str; str << "test = " << k << " times";_median 11522 ns 11475 ns 10 -std::stringstream str; str << "test = " << k << " times";_stddev 297 ns 321 ns 10 -std::stringstream str; str << "test = " << k << " times";_cv 2.58 % 2.79 % 10 -std::string str = "test = " + std::to_string(k) + " times";_mean 1215 ns 1216 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_median 1210 ns 1208 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_stddev 43.3 ns 45.7 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_cv 3.57 % 3.76 % 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 2811 ns 2803 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 2809 ns 2783 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 59.0 ns 54.6 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 2.10 % 1.95 % 10 -std::string str = std::format("test = {} times", k);_mean 2384 ns 2386 ns 10 -std::string str = std::format("test = {} times", k);_median 2385 ns 2407 ns 10 -std::string str = std::format("test = {} times", k);_stddev 36.0 ns 44.1 ns 10 -std::string str = std::format("test = {} times", k);_cv 1.51 % 1.85 % 10 -lstringa<8> str; str.format("test = {} times", k);_mean 2590 ns 2567 ns 10 -lstringa<8> str; str.format("test = {} times", k);_median 2591 ns 2550 ns 10 -lstringa<8> str; str.format("test = {} times", k);_stddev 57.1 ns 48.8 ns 10 -lstringa<8> str; str.format("test = {} times", k);_cv 2.20 % 1.90 % 10 -lstringa<32> str; str.format("test = {} times", k);_mean 1592 ns 1590 ns 10 -lstringa<32> str; str.format("test = {} times", k);_median 1551 ns 1535 ns 10 -lstringa<32> str; str.format("test = {} times", k);_stddev 98.9 ns 98.9 ns 10 -lstringa<32> str; str.format("test = {} times", k);_cv 6.21 % 6.22 % 10 -lstringa<8> str = "test = " + k + " times";_mean 862 ns 863 ns 10 -lstringa<8> str = "test = " + k + " times";_median 857 ns 854 ns 10 -lstringa<8> str = "test = " + k + " times";_stddev 23.3 ns 23.6 ns 10 -lstringa<8> str = "test = " + k + " times";_cv 2.70 % 2.74 % 10 -lstringa<32> str = "test = " + k + " times";_mean 179 ns 179 ns 10 -lstringa<32> str = "test = " + k + " times";_median 177 ns 178 ns 10 -lstringa<32> str = "test = " + k + " times";_stddev 3.41 ns 4.04 ns 10 -lstringa<32> str = "test = " + k + " times";_cv 1.90 % 2.26 % 10 -stringa str = "test = " + k + " times";_mean 241 ns 242 ns 10 -stringa str = "test = " + k + " times";_median 241 ns 242 ns 10 -stringa str = "test = " + k + " times";_stddev 6.93 ns 8.06 ns 10 -stringa str = "test = " + k + " times";_cv 2.87 % 3.33 % 10 +std::stringstream str; str << "test = " << k << " times";_mean 11857 ns 11830 ns 10 +std::stringstream str; str << "test = " << k << " times";_median 11705 ns 11719 ns 10 +std::stringstream str; str << "test = " << k << " times";_stddev 684 ns 735 ns 10 +std::stringstream str; str << "test = " << k << " times";_cv 5.77 % 6.21 % 10 +std::string str = "test = " + std::to_string(k) + " times";_mean 1260 ns 1261 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_median 1255 ns 1256 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_stddev 49.9 ns 55.5 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_cv 3.96 % 4.40 % 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 2822 ns 2813 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 2820 ns 2790 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 65.5 ns 75.3 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 2.32 % 2.68 % 10 +std::string str = std::format("test = {} times", k);_mean 2423 ns 2417 ns 10 +std::string str = std::format("test = {} times", k);_median 2398 ns 2407 ns 10 +std::string str = std::format("test = {} times", k);_stddev 75.9 ns 84.7 ns 10 +std::string str = std::format("test = {} times", k);_cv 3.13 % 3.51 % 10 +lstringa<8> str; str.format("test = {} times", k);_mean 2694 ns 2692 ns 10 +lstringa<8> str; str.format("test = {} times", k);_median 2681 ns 2668 ns 10 +lstringa<8> str; str.format("test = {} times", k);_stddev 78.1 ns 80.0 ns 10 +lstringa<8> str; str.format("test = {} times", k);_cv 2.90 % 2.97 % 10 +lstringa<32> str; str.format("test = {} times", k);_mean 1520 ns 1500 ns 10 +lstringa<32> str; str.format("test = {} times", k);_median 1503 ns 1500 ns 10 +lstringa<32> str; str.format("test = {} times", k);_stddev 69.3 ns 46.5 ns 10 +lstringa<32> str; str.format("test = {} times", k);_cv 4.56 % 3.10 % 10 +lstringa<8> str = "test = " + k + " times";_mean 904 ns 902 ns 10 +lstringa<8> str = "test = " + k + " times";_median 902 ns 900 ns 10 +lstringa<8> str = "test = " + k + " times";_stddev 15.2 ns 15.4 ns 10 +lstringa<8> str = "test = " + k + " times";_cv 1.68 % 1.71 % 10 +lstringa<32> str = "test = " + k + " times";_mean 185 ns 185 ns 10 +lstringa<32> str = "test = " + k + " times";_median 184 ns 184 ns 10 +lstringa<32> str = "test = " + k + " times";_stddev 5.00 ns 4.06 ns 10 +lstringa<32> str = "test = " + k + " times";_cv 2.70 % 2.19 % 10 +stringa str = "test = " + k + " times";_mean 243 ns 243 ns 10 +stringa str = "test = " + k + " times";_median 242 ns 241 ns 10 +stringa str = "test = " + k + " times";_stddev 5.07 ns 5.62 ns 10 +stringa str = "test = " + k + " times";_cv 2.09 % 2.32 % 10 -- Split text and convert to int --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find + substr + std::strtol_mean 554 ns 555 ns 10 -std::string::find + substr + std::strtol_median 551 ns 547 ns 10 -std::string::find + substr + std::strtol_stddev 13.2 ns 18.4 ns 10 -std::string::find + substr + std::strtol_cv 2.39 % 3.32 % 10 -ssa::splitter + ssa::as_int_mean 297 ns 297 ns 10 -ssa::splitter + ssa::as_int_median 298 ns 298 ns 10 -ssa::splitter + ssa::as_int_stddev 5.62 ns 5.17 ns 10 -ssa::splitter + ssa::as_int_cv 1.89 % 1.74 % 10 +std::string::find + substr + std::strtol_mean 550 ns 550 ns 10 +std::string::find + substr + std::strtol_median 554 ns 547 ns 10 +std::string::find + substr + std::strtol_stddev 12.1 ns 16.1 ns 10 +std::string::find + substr + std::strtol_cv 2.19 % 2.93 % 10 +ssa::splitter + ssa::as_int_mean 292 ns 292 ns 10 +ssa::splitter + ssa::as_int_median 293 ns 292 ns 10 +ssa::splitter + ssa::as_int_stddev 3.48 ns 5.80 ns 10 +ssa::splitter + ssa::as_int_cv 1.19 % 1.99 % 10 ssa::splitf + functor_mean 217 ns 217 ns 10 -ssa::splitf + functor_median 215 ns 215 ns 10 -ssa::splitf + functor_stddev 6.10 ns 6.34 ns 10 -ssa::splitf + functor_cv 2.81 % 2.93 % 10 +ssa::splitf + functor_median 216 ns 215 ns 10 +ssa::splitf + functor_stddev 7.35 ns 8.38 ns 10 +ssa::splitf + functor_cv 3.38 % 3.86 % 10 -- Replace symbols in text ~400 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Naive (and wrong) replace symbols with std::string find + replace_mean 1311 ns 1309 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_median 1294 ns 1311 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_stddev 74.1 ns 82.6 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_cv 5.65 % 6.31 % 10 -replace symbols with std::string find_first_of + replace_mean 2239 ns 2227 ns 10 -replace symbols with std::string find_first_of + replace_median 2229 ns 2246 ns 10 -replace symbols with std::string find_first_of + replace_stddev 58.2 ns 57.3 ns 10 -replace symbols with std::string find_first_of + replace_cv 2.60 % 2.57 % 10 -replace symbols with std::string_view find_first_of + copy_mean 2515 ns 2514 ns 10 -replace symbols with std::string_view find_first_of + copy_median 2493 ns 2490 ns 10 -replace symbols with std::string_view find_first_of + copy_stddev 99.5 ns 109 ns 10 -replace symbols with std::string_view find_first_of + copy_cv 3.96 % 4.33 % 10 -replace runtime symbols with string expressions and without remembering all search results_mean 1586 ns 1587 ns 10 -replace runtime symbols with string expressions and without remembering all search results_median 1570 ns 1569 ns 10 -replace runtime symbols with string expressions and without remembering all search results_stddev 56.6 ns 55.1 ns 10 -replace runtime symbols with string expressions and without remembering all search results_cv 3.57 % 3.48 % 10 -replace runtime symbols with simstr and memorization of all search results_mean 1480 ns 1478 ns 10 -replace runtime symbols with simstr and memorization of all search results_median 1439 ns 1444 ns 10 -replace runtime symbols with simstr and memorization of all search results_stddev 85.3 ns 89.3 ns 10 -replace runtime symbols with simstr and memorization of all search results_cv 5.77 % 6.04 % 10 -replace const symbols with string expressions and without remembering all search results_mean 1281 ns 1278 ns 10 -replace const symbols with string expressions and without remembering all search results_median 1268 ns 1270 ns 10 -replace const symbols with string expressions and without remembering all search results_stddev 37.7 ns 34.3 ns 10 -replace const symbols with string expressions and without remembering all search results_cv 2.94 % 2.68 % 10 -replace const symbols with string expressions and memorization of all search results_mean 1244 ns 1238 ns 10 -replace const symbols with string expressions and memorization of all search results_median 1232 ns 1221 ns 10 -replace const symbols with string expressions and memorization of all search results_stddev 24.8 ns 30.6 ns 10 -replace const symbols with string expressions and memorization of all search results_cv 1.99 % 2.47 % 10 +Naive (and wrong) replace symbols with std::string find + replace_mean 1176 ns 1172 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_median 1178 ns 1172 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_stddev 16.6 ns 22.8 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_cv 1.41 % 1.94 % 10 +replace symbols with std::string find_first_of + replace_mean 2155 ns 2149 ns 10 +replace symbols with std::string find_first_of + replace_median 2144 ns 2131 ns 10 +replace symbols with std::string find_first_of + replace_stddev 40.0 ns 43.8 ns 10 +replace symbols with std::string find_first_of + replace_cv 1.86 % 2.04 % 10 +replace symbols with std::string_view find_first_of + copy_mean 2546 ns 2533 ns 10 +replace symbols with std::string_view find_first_of + copy_median 2538 ns 2511 ns 10 +replace symbols with std::string_view find_first_of + copy_stddev 70.3 ns 91.9 ns 10 +replace symbols with std::string_view find_first_of + copy_cv 2.76 % 3.63 % 10 +replace runtime symbols with string expressions and without remembering all search results_mean 1595 ns 1580 ns 10 +replace runtime symbols with string expressions and without remembering all search results_median 1584 ns 1569 ns 10 +replace runtime symbols with string expressions and without remembering all search results_stddev 71.7 ns 71.8 ns 10 +replace runtime symbols with string expressions and without remembering all search results_cv 4.49 % 4.54 % 10 +replace runtime symbols with simstr and memorization of all search results_mean 1418 ns 1415 ns 10 +replace runtime symbols with simstr and memorization of all search results_median 1393 ns 1395 ns 10 +replace runtime symbols with simstr and memorization of all search results_stddev 68.0 ns 73.3 ns 10 +replace runtime symbols with simstr and memorization of all search results_cv 4.80 % 5.18 % 10 +replace const symbols with string expressions and without remembering all search results_mean 1290 ns 1281 ns 10 +replace const symbols with string expressions and without remembering all search results_median 1264 ns 1256 ns 10 +replace const symbols with string expressions and without remembering all search results_stddev 58.6 ns 58.0 ns 10 +replace const symbols with string expressions and without remembering all search results_cv 4.54 % 4.53 % 10 +replace const symbols with string expressions and memorization of all search results_mean 1249 ns 1242 ns 10 +replace const symbols with string expressions and memorization of all search results_median 1252 ns 1242 ns 10 +replace const symbols with string expressions and memorization of all search results_stddev 20.6 ns 14.7 ns 10 +replace const symbols with string expressions and memorization of all search results_cv 1.65 % 1.18 % 10 -- Replace symbols in text ~40 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Short Naive (and wrong) replace symbols with std::string find + replace_mean 331 ns 330 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_median 333 ns 330 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_stddev 7.76 ns 7.72 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_cv 2.34 % 2.34 % 10 -Short replace symbols with std::string find_first_of + replace_mean 435 ns 435 ns 10 -Short replace symbols with std::string find_first_of + replace_median 428 ns 425 ns 10 -Short replace symbols with std::string find_first_of + replace_stddev 20.9 ns 21.3 ns 10 -Short replace symbols with std::string find_first_of + replace_cv 4.80 % 4.90 % 10 -Short replace symbols with std::string_view find_first_of + copy_mean 378 ns 376 ns 10 -Short replace symbols with std::string_view find_first_of + copy_median 372 ns 376 ns 10 -Short replace symbols with std::string_view find_first_of + copy_stddev 26.7 ns 27.1 ns 10 -Short replace symbols with std::string_view find_first_of + copy_cv 7.06 % 7.21 % 10 -Short replace runtime symbols with string expressions and without remembering all search results_mean 325 ns 324 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_median 321 ns 321 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_stddev 10.5 ns 11.5 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_cv 3.24 % 3.55 % 10 -Short replace runtime symbols with simstr and memorization of all search results_mean 386 ns 385 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_median 383 ns 381 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_stddev 11.5 ns 10.7 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_cv 2.99 % 2.77 % 10 -Short replace const symbols with string expressions and without remembering all search results_mean 257 ns 257 ns 10 -Short replace const symbols with string expressions and without remembering all search results_median 257 ns 257 ns 10 -Short replace const symbols with string expressions and without remembering all search results_stddev 5.29 ns 6.68 ns 10 -Short replace const symbols with string expressions and without remembering all search results_cv 2.06 % 2.60 % 10 -Short replace const symbols with string expressions and memorization of all search results_mean 347 ns 347 ns 10 -Short replace const symbols with string expressions and memorization of all search results_median 343 ns 345 ns 10 -Short replace const symbols with string expressions and memorization of all search results_stddev 18.8 ns 19.7 ns 10 -Short replace const symbols with string expressions and memorization of all search results_cv 5.41 % 5.69 % 10 +Short Naive (and wrong) replace symbols with std::string find + replace_mean 338 ns 338 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_median 335 ns 337 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_stddev 7.85 ns 8.77 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_cv 2.32 % 2.60 % 10 +Short replace symbols with std::string find_first_of + replace_mean 439 ns 438 ns 10 +Short replace symbols with std::string find_first_of + replace_median 435 ns 433 ns 10 +Short replace symbols with std::string find_first_of + replace_stddev 14.4 ns 16.2 ns 10 +Short replace symbols with std::string find_first_of + replace_cv 3.29 % 3.69 % 10 +Short replace symbols with std::string_view find_first_of + copy_mean 375 ns 374 ns 10 +Short replace symbols with std::string_view find_first_of + copy_median 369 ns 368 ns 10 +Short replace symbols with std::string_view find_first_of + copy_stddev 20.1 ns 19.4 ns 10 +Short replace symbols with std::string_view find_first_of + copy_cv 5.37 % 5.18 % 10 +Short replace runtime symbols with string expressions and without remembering all search results_mean 310 ns 308 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_median 308 ns 308 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_stddev 10.9 ns 10.6 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_cv 3.52 % 3.44 % 10 +Short replace runtime symbols with simstr and memorization of all search results_mean 394 ns 395 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_median 393 ns 395 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_stddev 4.66 ns 8.86 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_cv 1.18 % 2.24 % 10 +Short replace const symbols with string expressions and without remembering all search results_mean 267 ns 266 ns 10 +Short replace const symbols with string expressions and without remembering all search results_median 263 ns 261 ns 10 +Short replace const symbols with string expressions and without remembering all search results_stddev 10.1 ns 9.46 ns 10 +Short replace const symbols with string expressions and without remembering all search results_cv 3.78 % 3.55 % 10 +Short replace const symbols with string expressions and memorization of all search results_mean 352 ns 352 ns 10 +Short replace const symbols with string expressions and memorization of all search results_median 353 ns 353 ns 10 +Short replace const symbols with string expressions and memorization of all search results_stddev 6.59 ns 6.72 ns 10 +Short replace const symbols with string expressions and memorization of all search results_cv 1.87 % 1.91 % 10 ----- Replace All Str To Longer Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to ---- in std::string|64_mean 249 ns 249 ns 10 -replace bb to ---- in std::string|64_median 247 ns 246 ns 10 -replace bb to ---- in std::string|64_stddev 9.93 ns 10.2 ns 10 -replace bb to ---- in std::string|64_cv 3.99 % 4.12 % 10 -replace bb to ---- in std::string|256_mean 823 ns 823 ns 10 -replace bb to ---- in std::string|256_median 819 ns 820 ns 10 -replace bb to ---- in std::string|256_stddev 20.5 ns 21.4 ns 10 -replace bb to ---- in std::string|256_cv 2.49 % 2.60 % 10 -replace bb to ---- in std::string|512_mean 1559 ns 1551 ns 10 -replace bb to ---- in std::string|512_median 1555 ns 1554 ns 10 -replace bb to ---- in std::string|512_stddev 55.8 ns 49.5 ns 10 -replace bb to ---- in std::string|512_cv 3.58 % 3.19 % 10 -replace bb to ---- in std::string|1024_mean 3325 ns 3313 ns 10 -replace bb to ---- in std::string|1024_median 3280 ns 3278 ns 10 -replace bb to ---- in std::string|1024_stddev 239 ns 238 ns 10 -replace bb to ---- in std::string|1024_cv 7.19 % 7.17 % 10 -replace bb to ---- in std::string|2048_mean 8393 ns 8370 ns 10 -replace bb to ---- in std::string|2048_median 8321 ns 8370 ns 10 -replace bb to ---- in std::string|2048_stddev 560 ns 540 ns 10 -replace bb to ---- in std::string|2048_cv 6.67 % 6.45 % 10 -replace bb to ---- in lstringa<8>|64_mean 233 ns 233 ns 10 -replace bb to ---- in lstringa<8>|64_median 234 ns 235 ns 10 -replace bb to ---- in lstringa<8>|64_stddev 6.10 ns 6.64 ns 10 -replace bb to ---- in lstringa<8>|64_cv 2.62 % 2.85 % 10 -replace bb to ---- in lstringa<8>|256_mean 663 ns 663 ns 10 -replace bb to ---- in lstringa<8>|256_median 664 ns 670 ns 10 -replace bb to ---- in lstringa<8>|256_stddev 15.6 ns 16.4 ns 10 -replace bb to ---- in lstringa<8>|256_cv 2.35 % 2.48 % 10 -replace bb to ---- in lstringa<8>|512_mean 1124 ns 1121 ns 10 -replace bb to ---- in lstringa<8>|512_median 1121 ns 1123 ns 10 -replace bb to ---- in lstringa<8>|512_stddev 34.8 ns 48.1 ns 10 -replace bb to ---- in lstringa<8>|512_cv 3.09 % 4.29 % 10 -replace bb to ---- in lstringa<8>|1024_mean 2035 ns 2027 ns 10 -replace bb to ---- in lstringa<8>|1024_median 2023 ns 2040 ns 10 -replace bb to ---- in lstringa<8>|1024_stddev 33.7 ns 30.6 ns 10 -replace bb to ---- in lstringa<8>|1024_cv 1.66 % 1.51 % 10 -replace bb to ---- in lstringa<8>|2048_mean 3885 ns 3880 ns 10 -replace bb to ---- in lstringa<8>|2048_median 3909 ns 3880 ns 10 -replace bb to ---- in lstringa<8>|2048_stddev 58.9 ns 94.2 ns 10 -replace bb to ---- in lstringa<8>|2048_cv 1.52 % 2.43 % 10 -replace bb to ---- by init stringa|64_mean 210 ns 210 ns 10 -replace bb to ---- by init stringa|64_median 209 ns 210 ns 10 -replace bb to ---- by init stringa|64_stddev 5.15 ns 6.91 ns 10 -replace bb to ---- by init stringa|64_cv 2.45 % 3.29 % 10 -replace bb to ---- by init stringa|256_mean 512 ns 512 ns 10 -replace bb to ---- by init stringa|256_median 507 ns 507 ns 10 -replace bb to ---- by init stringa|256_stddev 29.5 ns 31.4 ns 10 -replace bb to ---- by init stringa|256_cv 5.75 % 6.13 % 10 -replace bb to ---- by init stringa|512_mean 1079 ns 1074 ns 10 -replace bb to ---- by init stringa|512_median 1069 ns 1062 ns 10 -replace bb to ---- by init stringa|512_stddev 46.3 ns 44.6 ns 10 -replace bb to ---- by init stringa|512_cv 4.29 % 4.15 % 10 -replace bb to ---- by init stringa|1024_mean 2161 ns 2153 ns 10 -replace bb to ---- by init stringa|1024_median 2164 ns 2148 ns 10 -replace bb to ---- by init stringa|1024_stddev 37.1 ns 36.0 ns 10 -replace bb to ---- by init stringa|1024_cv 1.72 % 1.67 % 10 -replace bb to ---- by init stringa|2048_mean 4314 ns 4313 ns 10 -replace bb to ---- by init stringa|2048_median 4328 ns 4285 ns 10 -replace bb to ---- by init stringa|2048_stddev 62.3 ns 97.3 ns 10 -replace bb to ---- by init stringa|2048_cv 1.44 % 2.26 % 10 +replace bb to ---- in std::string|64_mean 243 ns 242 ns 10 +replace bb to ---- in std::string|64_median 243 ns 241 ns 10 +replace bb to ---- in std::string|64_stddev 8.62 ns 8.47 ns 10 +replace bb to ---- in std::string|64_cv 3.54 % 3.51 % 10 +replace bb to ---- in std::string|256_mean 818 ns 809 ns 10 +replace bb to ---- in std::string|256_median 799 ns 802 ns 10 +replace bb to ---- in std::string|256_stddev 56.0 ns 26.3 ns 10 +replace bb to ---- in std::string|256_cv 6.84 % 3.24 % 10 +replace bb to ---- in std::string|512_mean 1492 ns 1494 ns 10 +replace bb to ---- in std::string|512_median 1495 ns 1491 ns 10 +replace bb to ---- in std::string|512_stddev 25.4 ns 30.3 ns 10 +replace bb to ---- in std::string|512_cv 1.70 % 2.03 % 10 +replace bb to ---- in std::string|1024_mean 3206 ns 3201 ns 10 +replace bb to ---- in std::string|1024_median 3194 ns 3223 ns 10 +replace bb to ---- in std::string|1024_stddev 51.7 ns 49.4 ns 10 +replace bb to ---- in std::string|1024_cv 1.61 % 1.54 % 10 +replace bb to ---- in std::string|2048_mean 8058 ns 8022 ns 10 +replace bb to ---- in std::string|2048_median 7989 ns 7935 ns 10 +replace bb to ---- in std::string|2048_stddev 275 ns 273 ns 10 +replace bb to ---- in std::string|2048_cv 3.42 % 3.40 % 10 +replace bb to ---- in lstringa<8>|64_mean 251 ns 250 ns 10 +replace bb to ---- in lstringa<8>|64_median 248 ns 248 ns 10 +replace bb to ---- in lstringa<8>|64_stddev 22.8 ns 22.6 ns 10 +replace bb to ---- in lstringa<8>|64_cv 9.08 % 9.04 % 10 +replace bb to ---- in lstringa<8>|256_mean 670 ns 667 ns 10 +replace bb to ---- in lstringa<8>|256_median 649 ns 642 ns 10 +replace bb to ---- in lstringa<8>|256_stddev 52.7 ns 53.8 ns 10 +replace bb to ---- in lstringa<8>|256_cv 7.86 % 8.06 % 10 +replace bb to ---- in lstringa<8>|512_mean 1168 ns 1165 ns 10 +replace bb to ---- in lstringa<8>|512_median 1150 ns 1147 ns 10 +replace bb to ---- in lstringa<8>|512_stddev 62.9 ns 66.2 ns 10 +replace bb to ---- in lstringa<8>|512_cv 5.38 % 5.68 % 10 +replace bb to ---- in lstringa<8>|1024_mean 2054 ns 2051 ns 10 +replace bb to ---- in lstringa<8>|1024_median 2051 ns 2051 ns 10 +replace bb to ---- in lstringa<8>|1024_stddev 41.2 ns 44.1 ns 10 +replace bb to ---- in lstringa<8>|1024_cv 2.01 % 2.15 % 10 +replace bb to ---- in lstringa<8>|2048_mean 3914 ns 3892 ns 10 +replace bb to ---- in lstringa<8>|2048_median 3881 ns 3892 ns 10 +replace bb to ---- in lstringa<8>|2048_stddev 108 ns 90.4 ns 10 +replace bb to ---- in lstringa<8>|2048_cv 2.75 % 2.32 % 10 +replace bb to ---- by init stringa|64_mean 215 ns 215 ns 10 +replace bb to ---- by init stringa|64_median 214 ns 213 ns 10 +replace bb to ---- by init stringa|64_stddev 8.32 ns 9.08 ns 10 +replace bb to ---- by init stringa|64_cv 3.88 % 4.22 % 10 +replace bb to ---- by init stringa|256_mean 497 ns 494 ns 10 +replace bb to ---- by init stringa|256_median 485 ns 481 ns 10 +replace bb to ---- by init stringa|256_stddev 27.0 ns 25.5 ns 10 +replace bb to ---- by init stringa|256_cv 5.43 % 5.17 % 10 +replace bb to ---- by init stringa|512_mean 1064 ns 1062 ns 10 +replace bb to ---- by init stringa|512_median 1059 ns 1050 ns 10 +replace bb to ---- by init stringa|512_stddev 26.2 ns 28.8 ns 10 +replace bb to ---- by init stringa|512_cv 2.46 % 2.71 % 10 +replace bb to ---- by init stringa|1024_mean 2210 ns 2192 ns 10 +replace bb to ---- by init stringa|1024_median 2177 ns 2173 ns 10 +replace bb to ---- by init stringa|1024_stddev 69.8 ns 70.8 ns 10 +replace bb to ---- by init stringa|1024_cv 3.16 % 3.23 % 10 +replace bb to ---- by init stringa|2048_mean 4723 ns 4707 ns 10 +replace bb to ---- by init stringa|2048_median 4823 ns 4736 ns 10 +replace bb to ---- by init stringa|2048_stddev 291 ns 305 ns 10 +replace bb to ---- by init stringa|2048_cv 6.16 % 6.47 % 10 ----- Replace All Str To Same Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to -- in std::string|64_mean 210 ns 209 ns 10 +replace bb to -- in std::string|64_mean 214 ns 214 ns 10 replace bb to -- in std::string|64_median 213 ns 213 ns 10 -replace bb to -- in std::string|64_stddev 5.62 ns 7.02 ns 10 -replace bb to -- in std::string|64_cv 2.67 % 3.35 % 10 -replace bb to -- in std::string|256_mean 555 ns 554 ns 10 -replace bb to -- in std::string|256_median 544 ns 544 ns 10 -replace bb to -- in std::string|256_stddev 36.9 ns 40.6 ns 10 -replace bb to -- in std::string|256_cv 6.66 % 7.32 % 10 -replace bb to -- in std::string|512_mean 968 ns 964 ns 10 -replace bb to -- in std::string|512_median 958 ns 952 ns 10 -replace bb to -- in std::string|512_stddev 45.9 ns 53.1 ns 10 -replace bb to -- in std::string|512_cv 4.74 % 5.50 % 10 -replace bb to -- in std::string|1024_mean 1820 ns 1815 ns 10 -replace bb to -- in std::string|1024_median 1811 ns 1803 ns 10 -replace bb to -- in std::string|1024_stddev 56.6 ns 60.1 ns 10 -replace bb to -- in std::string|1024_cv 3.11 % 3.31 % 10 -replace bb to -- in std::string|2048_mean 3593 ns 3594 ns 10 -replace bb to -- in std::string|2048_median 3599 ns 3610 ns 10 -replace bb to -- in std::string|2048_stddev 52.6 ns 63.3 ns 10 -replace bb to -- in std::string|2048_cv 1.46 % 1.76 % 10 -replace bb to -- in lstringa<8>|64_mean 204 ns 204 ns 10 -replace bb to -- in lstringa<8>|64_median 205 ns 206 ns 10 -replace bb to -- in lstringa<8>|64_stddev 9.74 ns 10.3 ns 10 -replace bb to -- in lstringa<8>|64_cv 4.77 % 5.02 % 10 -replace bb to -- in lstringa<8>|256_mean 483 ns 481 ns 10 -replace bb to -- in lstringa<8>|256_median 471 ns 474 ns 10 -replace bb to -- in lstringa<8>|256_stddev 24.5 ns 24.4 ns 10 -replace bb to -- in lstringa<8>|256_cv 5.08 % 5.06 % 10 -replace bb to -- in lstringa<8>|512_mean 812 ns 810 ns 10 -replace bb to -- in lstringa<8>|512_median 803 ns 816 ns 10 -replace bb to -- in lstringa<8>|512_stddev 29.7 ns 22.2 ns 10 -replace bb to -- in lstringa<8>|512_cv 3.66 % 2.74 % 10 -replace bb to -- in lstringa<8>|1024_mean 1490 ns 1486 ns 10 -replace bb to -- in lstringa<8>|1024_median 1489 ns 1500 ns 10 -replace bb to -- in lstringa<8>|1024_stddev 34.0 ns 29.4 ns 10 -replace bb to -- in lstringa<8>|1024_cv 2.28 % 1.98 % 10 -replace bb to -- in lstringa<8>|2048_mean 2919 ns 2922 ns 10 -replace bb to -- in lstringa<8>|2048_median 2918 ns 2916 ns 10 -replace bb to -- in lstringa<8>|2048_stddev 61.4 ns 58.0 ns 10 -replace bb to -- in lstringa<8>|2048_cv 2.10 % 1.99 % 10 -replace bb to -- by init stringa|64_mean 178 ns 177 ns 10 +replace bb to -- in std::string|64_stddev 9.70 ns 9.02 ns 10 +replace bb to -- in std::string|64_cv 4.53 % 4.21 % 10 +replace bb to -- in std::string|256_mean 535 ns 532 ns 10 +replace bb to -- in std::string|256_median 530 ns 530 ns 10 +replace bb to -- in std::string|256_stddev 14.8 ns 7.92 ns 10 +replace bb to -- in std::string|256_cv 2.77 % 1.49 % 10 +replace bb to -- in std::string|512_mean 958 ns 954 ns 10 +replace bb to -- in std::string|512_median 952 ns 952 ns 10 +replace bb to -- in std::string|512_stddev 21.4 ns 20.2 ns 10 +replace bb to -- in std::string|512_cv 2.24 % 2.12 % 10 +replace bb to -- in std::string|1024_mean 1831 ns 1826 ns 10 +replace bb to -- in std::string|1024_median 1810 ns 1803 ns 10 +replace bb to -- in std::string|1024_stddev 48.3 ns 51.8 ns 10 +replace bb to -- in std::string|1024_cv 2.64 % 2.84 % 10 +replace bb to -- in std::string|2048_mean 3701 ns 3700 ns 10 +replace bb to -- in std::string|2048_median 3605 ns 3599 ns 10 +replace bb to -- in std::string|2048_stddev 225 ns 212 ns 10 +replace bb to -- in std::string|2048_cv 6.07 % 5.72 % 10 +replace bb to -- in lstringa<8>|64_mean 195 ns 195 ns 10 +replace bb to -- in lstringa<8>|64_median 194 ns 193 ns 10 +replace bb to -- in lstringa<8>|64_stddev 4.83 ns 4.07 ns 10 +replace bb to -- in lstringa<8>|64_cv 2.48 % 2.09 % 10 +replace bb to -- in lstringa<8>|256_mean 459 ns 457 ns 10 +replace bb to -- in lstringa<8>|256_median 461 ns 450 ns 10 +replace bb to -- in lstringa<8>|256_stddev 13.9 ns 14.1 ns 10 +replace bb to -- in lstringa<8>|256_cv 3.02 % 3.09 % 10 +replace bb to -- in lstringa<8>|512_mean 853 ns 853 ns 10 +replace bb to -- in lstringa<8>|512_median 851 ns 846 ns 10 +replace bb to -- in lstringa<8>|512_stddev 60.8 ns 62.8 ns 10 +replace bb to -- in lstringa<8>|512_cv 7.13 % 7.37 % 10 +replace bb to -- in lstringa<8>|1024_mean 1489 ns 1489 ns 10 +replace bb to -- in lstringa<8>|1024_median 1489 ns 1482 ns 10 +replace bb to -- in lstringa<8>|1024_stddev 36.5 ns 40.4 ns 10 +replace bb to -- in lstringa<8>|1024_cv 2.45 % 2.72 % 10 +replace bb to -- in lstringa<8>|2048_mean 2860 ns 2856 ns 10 +replace bb to -- in lstringa<8>|2048_median 2853 ns 2856 ns 10 +replace bb to -- in lstringa<8>|2048_stddev 57.3 ns 74.0 ns 10 +replace bb to -- in lstringa<8>|2048_cv 2.01 % 2.59 % 10 +replace bb to -- by init stringa|64_mean 178 ns 178 ns 10 replace bb to -- by init stringa|64_median 178 ns 176 ns 10 -replace bb to -- by init stringa|64_stddev 4.00 ns 4.59 ns 10 -replace bb to -- by init stringa|64_cv 2.26 % 2.60 % 10 -replace bb to -- by init stringa|256_mean 387 ns 386 ns 10 -replace bb to -- by init stringa|256_median 385 ns 386 ns 10 -replace bb to -- by init stringa|256_stddev 9.69 ns 10.9 ns 10 -replace bb to -- by init stringa|256_cv 2.51 % 2.82 % 10 -replace bb to -- by init stringa|512_mean 672 ns 668 ns 10 -replace bb to -- by init stringa|512_median 664 ns 663 ns 10 -replace bb to -- by init stringa|512_stddev 24.9 ns 28.5 ns 10 -replace bb to -- by init stringa|512_cv 3.70 % 4.27 % 10 -replace bb to -- by init stringa|1024_mean 1246 ns 1245 ns 10 -replace bb to -- by init stringa|1024_median 1227 ns 1221 ns 10 -replace bb to -- by init stringa|1024_stddev 68.9 ns 69.1 ns 10 -replace bb to -- by init stringa|1024_cv 5.53 % 5.55 % 10 -replace bb to -- by init stringa|2048_mean 2307 ns 2302 ns 10 -replace bb to -- by init stringa|2048_median 2270 ns 2276 ns 10 -replace bb to -- by init stringa|2048_stddev 104 ns 105 ns 10 -replace bb to -- by init stringa|2048_cv 4.51 % 4.55 % 10 +replace bb to -- by init stringa|64_stddev 4.70 ns 4.80 ns 10 +replace bb to -- by init stringa|64_cv 2.64 % 2.70 % 10 +replace bb to -- by init stringa|256_mean 403 ns 403 ns 10 +replace bb to -- by init stringa|256_median 399 ns 401 ns 10 +replace bb to -- by init stringa|256_stddev 10.5 ns 12.2 ns 10 +replace bb to -- by init stringa|256_cv 2.61 % 3.03 % 10 +replace bb to -- by init stringa|512_mean 719 ns 718 ns 10 +replace bb to -- by init stringa|512_median 709 ns 715 ns 10 +replace bb to -- by init stringa|512_stddev 90.9 ns 88.5 ns 10 +replace bb to -- by init stringa|512_cv 12.64 % 12.31 % 10 +replace bb to -- by init stringa|1024_mean 1181 ns 1182 ns 10 +replace bb to -- by init stringa|1024_median 1181 ns 1172 ns 10 +replace bb to -- by init stringa|1024_stddev 22.4 ns 26.2 ns 10 +replace bb to -- by init stringa|1024_cv 1.90 % 2.22 % 10 +replace bb to -- by init stringa|2048_mean 2295 ns 2290 ns 10 +replace bb to -- by init stringa|2048_median 2273 ns 2295 ns 10 +replace bb to -- by init stringa|2048_stddev 74.4 ns 77.9 ns 10 +replace bb to -- by init stringa|2048_cv 3.24 % 3.40 % 10 ----- Hash Map insert and find ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -hashStrMapA emplace & find stringa;_mean 4177853 ns 4160156 ns 10 -hashStrMapA emplace & find stringa;_median 4226513 ns 4150391 ns 10 -hashStrMapA emplace & find stringa;_stddev 231658 ns 226465 ns 10 -hashStrMapA emplace & find stringa;_cv 5.54 % 5.44 % 10 -std::unordered_map emplace & find std::string;_mean 5291437 ns 5281250 ns 10 -std::unordered_map emplace & find std::string;_median 5280418 ns 5312500 ns 10 -std::unordered_map emplace & find std::string;_stddev 81841 ns 98821 ns 10 -std::unordered_map emplace & find std::string;_cv 1.55 % 1.87 % 10 -hashStrMapA emplace & find ssa;_mean 3878928 ns 3877005 ns 10 -hashStrMapA emplace & find ssa;_median 3871452 ns 3885361 ns 10 -hashStrMapA emplace & find ssa;_stddev 46967 ns 80723 ns 10 -hashStrMapA emplace & find ssa;_cv 1.21 % 2.08 % 10 -std::unordered_map emplace & find std::string_view;_mean 6508746 ns 6493056 ns 10 -std::unordered_map emplace & find std::string_view;_median 6486619 ns 6510417 ns 10 -std::unordered_map emplace & find std::string_view;_stddev 246615 ns 273893 ns 10 -std::unordered_map emplace & find std::string_view;_cv 3.79 % 4.22 % 10 +hashStrMapA emplace & find stringa;_mean 4223565 ns 4226280 ns 10 +hashStrMapA emplace & find stringa;_median 4286891 ns 4282756 ns 10 +hashStrMapA emplace & find stringa;_stddev 153748 ns 168671 ns 10 +hashStrMapA emplace & find stringa;_cv 3.64 % 3.99 % 10 +std::unordered_map emplace & find std::string;_mean 5280639 ns 5265625 ns 10 +std::unordered_map emplace & find std::string;_median 5237516 ns 5312500 ns 10 +std::unordered_map emplace & find std::string;_stddev 98142 ns 105461 ns 10 +std::unordered_map emplace & find std::string;_cv 1.86 % 2.00 % 10 +hashStrMapA emplace & find ssa;_mean 3869626 ns 3866969 ns 10 +hashStrMapA emplace & find ssa;_median 3856536 ns 3840782 ns 10 +hashStrMapA emplace & find ssa;_stddev 69055 ns 82811 ns 10 +hashStrMapA emplace & find ssa;_cv 1.78 % 2.14 % 10 +std::unordered_map emplace & find std::string_view;_mean 6233309 ns 6236049 ns 10 +std::unordered_map emplace & find std::string_view;_median 6218193 ns 6208147 ns 10 +std::unordered_map emplace & find std::string_view;_stddev 96434 ns 114854 ns 10 +std::unordered_map emplace & find std::string_view;_cv 1.55 % 1.84 % 10 ----- Build Full Func Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Build func full name std::string;_mean 1796 ns 1791 ns 10 -Build func full name std::string;_median 1793 ns 1800 ns 10 -Build func full name std::string;_stddev 125 ns 118 ns 10 -Build func full name std::string;_cv 6.96 % 6.59 % 10 -Build func full name std::string 1;_mean 1699 ns 1692 ns 10 -Build func full name std::string 1;_median 1696 ns 1688 ns 10 -Build func full name std::string 1;_stddev 47.4 ns 55.6 ns 10 -Build func full name std::string 1;_cv 2.79 % 3.29 % 10 -Build func full name std::stream;_mean 9810 ns 9793 ns 10 -Build func full name std::stream;_median 9836 ns 9835 ns 10 -Build func full name std::stream;_stddev 245 ns 257 ns 10 -Build func full name std::stream;_cv 2.49 % 2.63 % 10 -Build func full name stringa;_mean 945 ns 944 ns 10 -Build func full name stringa;_median 942 ns 952 ns 10 -Build func full name stringa;_stddev 72.2 ns 69.4 ns 10 -Build func full name stringa;_cv 7.64 % 7.35 % 10 -Build func full name stringa 1;_mean 1053 ns 1053 ns 10 -Build func full name stringa 1;_median 1053 ns 1046 ns 10 -Build func full name stringa 1;_stddev 19.2 ns 22.2 ns 10 -Build func full name stringa 1;_cv 1.82 % 2.11 % 10 +Build func full name std::string;_mean 1641 ns 1643 ns 10 +Build func full name std::string;_median 1647 ns 1639 ns 10 +Build func full name std::string;_stddev 32.3 ns 34.7 ns 10 +Build func full name std::string;_cv 1.97 % 2.11 % 10 +Build func full name std::string 1;_mean 1763 ns 1761 ns 10 +Build func full name std::string 1;_median 1733 ns 1744 ns 10 +Build func full name std::string 1;_stddev 57.8 ns 55.1 ns 10 +Build func full name std::string 1;_cv 3.28 % 3.13 % 10 +Build func full name std::stream;_mean 9911 ns 9898 ns 10 +Build func full name std::stream;_median 9726 ns 9835 ns 10 +Build func full name std::stream;_stddev 427 ns 395 ns 10 +Build func full name std::stream;_cv 4.31 % 3.99 % 10 +Build func full name stringa;_mean 910 ns 906 ns 10 +Build func full name stringa;_median 909 ns 900 ns 10 +Build func full name stringa;_stddev 15.1 ns 17.2 ns 10 +Build func full name stringa;_cv 1.66 % 1.90 % 10 +Build func full name stringa 1;_mean 1009 ns 1008 ns 10 +Build func full name stringa 1;_median 1009 ns 1013 ns 10 +Build func full name stringa 1;_stddev 20.4 ns 25.9 ns 10 +Build func full name stringa 1;_cv 2.02 % 2.57 % 10 diff --git a/bench/results/004-Xeon E5-2682 v4, WASM Firefox, Clang-21.txt b/bench/results/004-Xeon E5-2682 v4, WASM Firefox, Clang-21.txt index 65203e3..d1861d4 100644 --- a/bench/results/004-Xeon E5-2682 v4, WASM Firefox, Clang-21.txt +++ b/bench/results/004-Xeon E5-2682 v4, WASM Firefox, Clang-21.txt @@ -4,887 +4,891 @@ Firefox: 146.0.1.60 webasm Benchmark Time CPU Iterations -------------------------------------------------------------------------------------------------------------------------------------------------------- ----- Concatenate string + Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and number by std to std::string_mean 947 ns 947 ns 10 -Concat std::string and number by std to std::string_median 924 ns 924 ns 10 -Concat std::string and number by std to std::string_stddev 73.2 ns 73.2 ns 10 -Concat std::string and number by std to std::string_cv 7.73 % 7.73 % 10 -Concat std::string and number by StrExpr to std::string_mean 409 ns 409 ns 10 -Concat std::string and number by StrExpr to std::string_median 406 ns 406 ns 10 -Concat std::string and number by StrExpr to std::string_stddev 19.5 ns 19.5 ns 10 -Concat std::string and number by StrExpr to std::string_cv 4.77 % 4.77 % 10 -Concat stringa and number by StrExpr to simstr::stringa_mean 225 ns 225 ns 10 +Concat std::string and number by std to std::string_mean 902 ns 902 ns 10 +Concat std::string and number by std to std::string_median 904 ns 904 ns 10 +Concat std::string and number by std to std::string_stddev 24.3 ns 24.3 ns 10 +Concat std::string and number by std to std::string_cv 2.70 % 2.70 % 10 +Concat std::string and number by StrExpr to std::string_mean 401 ns 401 ns 10 +Concat std::string and number by StrExpr to std::string_median 400 ns 400 ns 10 +Concat std::string and number by StrExpr to std::string_stddev 22.1 ns 22.1 ns 10 +Concat std::string and number by StrExpr to std::string_cv 5.50 % 5.50 % 10 +Concat stringa and number by StrExpr to simstr::stringa_mean 228 ns 228 ns 10 Concat stringa and number by StrExpr to simstr::stringa_median 224 ns 224 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_stddev 23.9 ns 23.9 ns 10 -Concat stringa and number by StrExpr to simstr::stringa_cv 10.60 % 10.60 % 10 -Concat stringa and number by e_concat to simstr::stringa_mean 221 ns 221 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_stddev 11.6 ns 11.6 ns 10 +Concat stringa and number by StrExpr to simstr::stringa_cv 5.09 % 5.09 % 10 +Concat stringa and number by e_concat to simstr::stringa_mean 218 ns 218 ns 10 Concat stringa and number by e_concat to simstr::stringa_median 216 ns 216 ns 10 -Concat stringa and number by e_concat to simstr::stringa_stddev 16.1 ns 16.1 ns 10 -Concat stringa and number by e_concat to simstr::stringa_cv 7.25 % 7.25 % 10 +Concat stringa and number by e_concat to simstr::stringa_stddev 8.76 ns 8.76 ns 10 +Concat stringa and number by e_concat to simstr::stringa_cv 4.02 % 4.02 % 10 ----- Concatenate string + Hex Number + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string and format hex number and literal to std::string_mean 1426 ns 1426 ns 10 -Concat std::string and format hex number and literal to std::string_median 1439 ns 1439 ns 10 -Concat std::string and format hex number and literal to std::string_stddev 54.3 ns 54.3 ns 10 -Concat std::string and format hex number and literal to std::string_cv 3.81 % 3.81 % 10 -std::format std::string and hex number by literal to std::string_mean 1603 ns 1603 ns 10 -std::format std::string and hex number by literal to std::string_median 1584 ns 1584 ns 10 -std::format std::string and hex number by literal to std::string_stddev 58.6 ns 58.6 ns 10 -std::format std::string and hex number by literal to std::string_cv 3.65 % 3.65 % 10 -Concat std::string and std::tochars and string to std::string_mean 669 ns 669 ns 10 -Concat std::string and std::tochars and string to std::string_median 662 ns 662 ns 10 -Concat std::string and std::tochars and string to std::string_stddev 39.5 ns 39.5 ns 10 -Concat std::string and std::tochars and string to std::string_cv 5.90 % 5.90 % 10 -Concat std::string and hex number and literal by StrExpr to std::string_mean 414 ns 414 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_median 408 ns 408 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_stddev 26.3 ns 26.3 ns 10 -Concat std::string and hex number and literal by StrExpr to std::string_cv 6.35 % 6.35 % 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_mean 208 ns 208 ns 10 +Concat std::string and format hex number and literal to std::string_mean 1396 ns 1396 ns 10 +Concat std::string and format hex number and literal to std::string_median 1392 ns 1392 ns 10 +Concat std::string and format hex number and literal to std::string_stddev 30.5 ns 30.5 ns 10 +Concat std::string and format hex number and literal to std::string_cv 2.18 % 2.18 % 10 +std::format std::string and hex number by literal to std::string_mean 1628 ns 1628 ns 10 +std::format std::string and hex number by literal to std::string_median 1628 ns 1628 ns 10 +std::format std::string and hex number by literal to std::string_stddev 49.2 ns 49.2 ns 10 +std::format std::string and hex number by literal to std::string_cv 3.02 % 3.02 % 10 +Concat std::string and std::tochars and string to std::string_mean 627 ns 627 ns 10 +Concat std::string and std::tochars and string to std::string_median 632 ns 632 ns 10 +Concat std::string and std::tochars and string to std::string_stddev 24.8 ns 24.8 ns 10 +Concat std::string and std::tochars and string to std::string_cv 3.96 % 3.96 % 10 +Concat std::string and hex number and literal by StrExpr to std::string_mean 396 ns 396 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_median 396 ns 396 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_stddev 13.5 ns 13.5 ns 10 +Concat std::string and hex number and literal by StrExpr to std::string_cv 3.41 % 3.41 % 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_mean 209 ns 209 ns 10 Concat stringa and hex number and literal by StrExpr to simstr::stringa_median 209 ns 209 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 10.1 ns 10.1 ns 10 -Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 4.84 % 4.84 % 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 219 ns 219 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_median 217 ns 217 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 14.4 ns 14.4 ns 10 -Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 6.60 % 6.60 % 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_mean 464 ns 464 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_median 452 ns 452 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 43.8 ns 43.8 ns 10 -Subst stringa and hex number by e_subst literal to simstr::stringa_cv 9.44 % 9.44 % 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_stddev 8.66 ns 8.66 ns 10 +Concat stringa and hex number and literal by StrExpr to simstr::stringa_cv 4.13 % 4.13 % 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_mean 221 ns 221 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_median 216 ns 216 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_stddev 13.5 ns 13.5 ns 10 +Concat stringa and hex number and literal by e_concat to simstr::stringa_cv 6.14 % 6.14 % 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_mean 450 ns 450 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_median 440 ns 440 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_stddev 33.5 ns 33.5 ns 10 +Subst stringa and hex number by e_subst literal to simstr::stringa_cv 7.45 % 7.45 % 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_mean 740 ns 740 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_median 727 ns 727 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_stddev 39.4 ns 39.4 ns 10 +Subst stringa and hex number by e_vsubst stra to simstr::stringa_cv 5.32 % 5.32 % 10 ----- Concatenate string + "Literal" ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat std::string by std to std::string_mean 97.5 ns 97.5 ns 10 -Concat std::string by std to std::string_median 96.6 ns 96.6 ns 10 -Concat std::string by std to std::string_stddev 6.77 ns 6.77 ns 10 -Concat std::string by std to std::string_cv 6.94 % 6.94 % 10 -Concat std::string by StrExpr to std::string_mean 110 ns 110 ns 10 -Concat std::string by StrExpr to std::string_median 110 ns 110 ns 10 -Concat std::string by StrExpr to std::string_stddev 8.38 ns 8.38 ns 10 -Concat std::string by StrExpr to std::string_cv 7.64 % 7.64 % 10 -Concat stringa by StrExpr to stringa_mean 96.3 ns 96.3 ns 10 -Concat stringa by StrExpr to stringa_median 95.7 ns 95.7 ns 10 -Concat stringa by StrExpr to stringa_stddev 3.61 ns 3.64 ns 10 -Concat stringa by StrExpr to stringa_cv 3.75 % 3.78 % 10 +Concat std::string by std to std::string_mean 101 ns 101 ns 10 +Concat std::string by std to std::string_median 99.3 ns 99.3 ns 10 +Concat std::string by std to std::string_stddev 5.64 ns 5.64 ns 10 +Concat std::string by std to std::string_cv 5.60 % 5.60 % 10 +Concat std::string by StrExpr to std::string_mean 108 ns 108 ns 10 +Concat std::string by StrExpr to std::string_median 108 ns 108 ns 10 +Concat std::string by StrExpr to std::string_stddev 5.10 ns 5.10 ns 10 +Concat std::string by StrExpr to std::string_cv 4.71 % 4.71 % 10 +Concat stringa by StrExpr to stringa_mean 96.7 ns 96.7 ns 10 +Concat stringa by StrExpr to stringa_median 98.6 ns 98.6 ns 10 +Concat stringa by StrExpr to stringa_stddev 5.39 ns 5.42 ns 10 +Concat stringa by StrExpr to stringa_cv 5.58 % 5.60 % 10 ----- Find three concatenated string in string_view -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Find concat three std::string_mean 190 ns 190 ns 10 -Find concat three std::string_median 189 ns 189 ns 10 -Find concat three std::string_stddev 13.0 ns 13.0 ns 10 -Find concat three std::string_cv 6.84 % 6.84 % 10 -Find concat three strexpr_mean 106 ns 106 ns 10 -Find concat three strexpr_median 105 ns 105 ns 10 -Find concat three strexpr_stddev 3.03 ns 3.03 ns 10 -Find concat three strexpr_cv 2.86 % 2.86 % 10 -Find concat three simstr_mean 76.2 ns 76.2 ns 10 -Find concat three simstr_median 75.9 ns 75.9 ns 10 -Find concat three simstr_stddev 2.70 ns 2.70 ns 10 -Find concat three simstr_cv 3.54 % 3.54 % 10 +Find concat three std::string_mean 187 ns 187 ns 10 +Find concat three std::string_median 187 ns 187 ns 10 +Find concat three std::string_stddev 6.98 ns 6.98 ns 10 +Find concat three std::string_cv 3.73 % 3.73 % 10 +Find concat three strexpr_mean 107 ns 107 ns 10 +Find concat three strexpr_median 106 ns 106 ns 10 +Find concat three strexpr_stddev 4.93 ns 4.93 ns 10 +Find concat three strexpr_cv 4.62 % 4.62 % 10 +Find concat three simstr_mean 76.4 ns 76.4 ns 10 +Find concat three simstr_median 75.7 ns 75.7 ns 10 +Find concat three simstr_stddev 2.65 ns 2.65 ns 10 +Find concat three simstr_cv 3.47 % 3.47 % 10 ----- Build Type Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -BuildTypeNameStr 0/0_mean 18.1 ns 18.1 ns 10 -BuildTypeNameStr 0/0_median 17.8 ns 17.8 ns 10 -BuildTypeNameStr 0/0_stddev 1.52 ns 1.52 ns 10 -BuildTypeNameStr 0/0_cv 8.40 % 8.40 % 10 -BuildTypeNameExp 0/0_mean 17.7 ns 17.7 ns 10 -BuildTypeNameExp 0/0_median 17.7 ns 17.7 ns 10 -BuildTypeNameExp 0/0_stddev 1.21 ns 1.21 ns 10 -BuildTypeNameExp 0/0_cv 6.83 % 6.83 % 10 -BuildTypeNameSim 0/0_mean 16.7 ns 16.7 ns 10 -BuildTypeNameSim 0/0_median 16.7 ns 16.7 ns 10 -BuildTypeNameSim 0/0_stddev 0.443 ns 0.443 ns 10 -BuildTypeNameSim 0/0_cv 2.65 % 2.65 % 10 -BuildTypeNameStr 10/10_mean 282 ns 282 ns 10 -BuildTypeNameStr 10/10_median 281 ns 281 ns 10 -BuildTypeNameStr 10/10_stddev 24.1 ns 24.1 ns 10 -BuildTypeNameStr 10/10_cv 8.54 % 8.54 % 10 -BuildTypeNameExp 10/10_mean 99.9 ns 99.9 ns 10 -BuildTypeNameExp 10/10_median 101 ns 101 ns 10 -BuildTypeNameExp 10/10_stddev 5.05 ns 5.06 ns 10 -BuildTypeNameExp 10/10_cv 5.05 % 5.06 % 10 -BuildTypeNameSim 10/10_mean 69.9 ns 69.9 ns 10 -BuildTypeNameSim 10/10_median 68.3 ns 68.3 ns 10 -BuildTypeNameSim 10/10_stddev 4.43 ns 4.43 ns 10 -BuildTypeNameSim 10/10_cv 6.34 % 6.34 % 10 +BuildTypeNameStr 0/0_mean 17.3 ns 17.3 ns 10 +BuildTypeNameStr 0/0_median 17.4 ns 17.4 ns 10 +BuildTypeNameStr 0/0_stddev 0.700 ns 0.700 ns 10 +BuildTypeNameStr 0/0_cv 4.04 % 4.04 % 10 +BuildTypeNameExp 0/0_mean 16.1 ns 16.1 ns 10 +BuildTypeNameExp 0/0_median 16.0 ns 16.0 ns 10 +BuildTypeNameExp 0/0_stddev 0.541 ns 0.539 ns 10 +BuildTypeNameExp 0/0_cv 3.35 % 3.34 % 10 +BuildTypeNameSim 0/0_mean 16.4 ns 16.4 ns 10 +BuildTypeNameSim 0/0_median 15.8 ns 15.8 ns 10 +BuildTypeNameSim 0/0_stddev 0.989 ns 0.989 ns 10 +BuildTypeNameSim 0/0_cv 6.04 % 6.04 % 10 +BuildTypeNameStr 10/10_mean 274 ns 274 ns 10 +BuildTypeNameStr 10/10_median 269 ns 269 ns 10 +BuildTypeNameStr 10/10_stddev 18.9 ns 18.9 ns 10 +BuildTypeNameStr 10/10_cv 6.91 % 6.91 % 10 +BuildTypeNameExp 10/10_mean 94.7 ns 94.7 ns 10 +BuildTypeNameExp 10/10_median 95.1 ns 95.1 ns 10 +BuildTypeNameExp 10/10_stddev 3.09 ns 3.06 ns 10 +BuildTypeNameExp 10/10_cv 3.26 % 3.23 % 10 +BuildTypeNameSim 10/10_mean 68.8 ns 68.8 ns 10 +BuildTypeNameSim 10/10_median 68.6 ns 68.6 ns 10 +BuildTypeNameSim 10/10_stddev 2.17 ns 2.17 ns 10 +BuildTypeNameSim 10/10_cv 3.16 % 3.16 % 10 ----- Replace string by copy -----/repeats:1 0.000 ns 0.000 ns 1000000000000 -Concat with replace str_mean 475 ns 475 ns 10 -Concat with replace str_median 478 ns 478 ns 10 -Concat with replace str_stddev 29.4 ns 29.4 ns 10 -Concat with replace str_cv 6.18 % 6.18 % 10 -Concat with replace exp_mean 256 ns 256 ns 10 -Concat with replace exp_median 255 ns 255 ns 10 -Concat with replace exp_stddev 14.0 ns 14.0 ns 10 -Concat with replace exp_cv 5.45 % 5.48 % 10 +Concat with replace str_mean 444 ns 444 ns 10 +Concat with replace str_median 434 ns 434 ns 10 +Concat with replace str_stddev 29.8 ns 29.8 ns 10 +Concat with replace str_cv 6.72 % 6.72 % 10 +Concat with replace exp_mean 252 ns 252 ns 10 +Concat with replace exp_median 251 ns 251 ns 10 +Concat with replace exp_stddev 14.6 ns 14.6 ns 10 +Concat with replace exp_cv 5.79 % 5.79 % 10 ----- Create Empty Str ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e;_mean 2.16 ns 2.16 ns 10 +std::string e;_mean 2.15 ns 2.15 ns 10 std::string e;_median 2.15 ns 2.15 ns 10 -std::string e;_stddev 0.038 ns 0.038 ns 10 -std::string e;_cv 1.76 % 1.76 % 10 -std::string_view e;_mean 0.973 ns 0.973 ns 10 -std::string_view e;_median 0.972 ns 0.972 ns 10 -std::string_view e;_stddev 0.018 ns 0.018 ns 10 -std::string_view e;_cv 1.87 % 1.87 % 10 -ssa e;_mean 0.942 ns 0.942 ns 10 -ssa e;_median 0.939 ns 0.939 ns 10 -ssa e;_stddev 0.008 ns 0.008 ns 10 -ssa e;_cv 0.87 % 0.87 % 10 -stringa e;_mean 2.17 ns 2.17 ns 10 -stringa e;_median 2.16 ns 2.16 ns 10 -stringa e;_stddev 0.042 ns 0.042 ns 10 -stringa e;_cv 1.95 % 1.95 % 10 -lstringa<20> e;_mean 2.22 ns 2.22 ns 10 -lstringa<20> e;_median 2.21 ns 2.21 ns 10 -lstringa<20> e;_stddev 0.057 ns 0.057 ns 10 -lstringa<20> e;_cv 2.57 % 2.57 % 10 +std::string e;_stddev 0.017 ns 0.017 ns 10 +std::string e;_cv 0.78 % 0.78 % 10 +std::string_view e;_mean 0.974 ns 0.974 ns 10 +std::string_view e;_median 0.973 ns 0.973 ns 10 +std::string_view e;_stddev 0.013 ns 0.013 ns 10 +std::string_view e;_cv 1.30 % 1.30 % 10 +ssa e;_mean 0.939 ns 0.939 ns 10 +ssa e;_median 0.937 ns 0.937 ns 10 +ssa e;_stddev 0.006 ns 0.006 ns 10 +ssa e;_cv 0.59 % 0.59 % 10 +stringa e;_mean 2.19 ns 2.19 ns 10 +stringa e;_median 2.18 ns 2.18 ns 10 +stringa e;_stddev 0.054 ns 0.054 ns 10 +stringa e;_cv 2.46 % 2.46 % 10 +lstringa<20> e;_mean 2.21 ns 2.21 ns 10 +lstringa<20> e;_median 2.19 ns 2.19 ns 10 +lstringa<20> e;_stddev 0.059 ns 0.059 ns 10 +lstringa<20> e;_cv 2.68 % 2.68 % 10 lstringa<40> e;_mean 2.57 ns 2.57 ns 10 lstringa<40> e;_median 2.57 ns 2.57 ns 10 lstringa<40> e;_stddev 0.031 ns 0.031 ns 10 lstringa<40> e;_cv 1.19 % 1.19 % 10 ----- Create Str from short literal (9 symbols) --------/repeats:1 0.000 ns 0.000 ns 1000000000000 std::string e = "Test text";_mean 2.34 ns 2.34 ns 10 -std::string e = "Test text";_median 2.30 ns 2.30 ns 10 -std::string e = "Test text";_stddev 0.092 ns 0.092 ns 10 -std::string e = "Test text";_cv 3.94 % 3.94 % 10 -std::string_view e = "Test text";_mean 1.25 ns 1.25 ns 10 -std::string_view e = "Test text";_median 1.25 ns 1.25 ns 10 -std::string_view e = "Test text";_stddev 0.034 ns 0.034 ns 10 -std::string_view e = "Test text";_cv 2.74 % 2.74 % 10 -ssa e = "Test text";_mean 0.999 ns 0.999 ns 10 -ssa e = "Test text";_median 0.994 ns 0.994 ns 10 -ssa e = "Test text";_stddev 0.035 ns 0.035 ns 10 -ssa e = "Test text";_cv 3.50 % 3.50 % 10 -stringa e = "Test text";_mean 2.19 ns 2.19 ns 10 +std::string e = "Test text";_median 2.33 ns 2.33 ns 10 +std::string e = "Test text";_stddev 0.058 ns 0.058 ns 10 +std::string e = "Test text";_cv 2.50 % 2.50 % 10 +std::string_view e = "Test text";_mean 1.26 ns 1.26 ns 10 +std::string_view e = "Test text";_median 1.23 ns 1.23 ns 10 +std::string_view e = "Test text";_stddev 0.067 ns 0.067 ns 10 +std::string_view e = "Test text";_cv 5.32 % 5.32 % 10 +ssa e = "Test text";_mean 0.978 ns 0.978 ns 10 +ssa e = "Test text";_median 0.973 ns 0.973 ns 10 +ssa e = "Test text";_stddev 0.015 ns 0.015 ns 10 +ssa e = "Test text";_cv 1.50 % 1.50 % 10 +stringa e = "Test text";_mean 2.18 ns 2.18 ns 10 stringa e = "Test text";_median 2.18 ns 2.18 ns 10 -stringa e = "Test text";_stddev 0.045 ns 0.045 ns 10 -stringa e = "Test text";_cv 2.04 % 2.04 % 10 -lstringa<20> e = "Test text";_mean 2.67 ns 2.67 ns 10 +stringa e = "Test text";_stddev 0.035 ns 0.035 ns 10 +stringa e = "Test text";_cv 1.61 % 1.61 % 10 +lstringa<20> e = "Test text";_mean 2.66 ns 2.66 ns 10 lstringa<20> e = "Test text";_median 2.66 ns 2.66 ns 10 -lstringa<20> e = "Test text";_stddev 0.047 ns 0.047 ns 10 -lstringa<20> e = "Test text";_cv 1.77 % 1.77 % 10 -lstringa<40> e = "Test text";_mean 2.82 ns 2.82 ns 10 -lstringa<40> e = "Test text";_median 2.77 ns 2.77 ns 10 -lstringa<40> e = "Test text";_stddev 0.145 ns 0.145 ns 10 -lstringa<40> e = "Test text";_cv 5.13 % 5.13 % 10 +lstringa<20> e = "Test text";_stddev 0.074 ns 0.074 ns 10 +lstringa<20> e = "Test text";_cv 2.79 % 2.79 % 10 +lstringa<40> e = "Test text";_mean 2.67 ns 2.67 ns 10 +lstringa<40> e = "Test text";_median 2.66 ns 2.66 ns 10 +lstringa<40> e = "Test text";_stddev 0.063 ns 0.063 ns 10 +lstringa<40> e = "Test text";_cv 2.35 % 2.35 % 10 ----- Create Str from long literal (30 symbols) ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890";_mean 16.2 ns 16.2 ns 10 -std::string e = "123456789012345678901234567890";_median 16.1 ns 16.1 ns 10 -std::string e = "123456789012345678901234567890";_stddev 0.433 ns 0.433 ns 10 -std::string e = "123456789012345678901234567890";_cv 2.67 % 2.67 % 10 -std::string_view e = "123456789012345678901234567890";_mean 1.27 ns 1.27 ns 10 -std::string_view e = "123456789012345678901234567890";_median 1.28 ns 1.28 ns 10 -std::string_view e = "123456789012345678901234567890";_stddev 0.042 ns 0.042 ns 10 -std::string_view e = "123456789012345678901234567890";_cv 3.32 % 3.32 % 10 -ssa e = "123456789012345678901234567890";_mean 0.995 ns 0.995 ns 10 -ssa e = "123456789012345678901234567890";_median 1.00 ns 1.00 ns 10 -ssa e = "123456789012345678901234567890";_stddev 0.023 ns 0.023 ns 10 -ssa e = "123456789012345678901234567890";_cv 2.31 % 2.31 % 10 +std::string e = "123456789012345678901234567890";_mean 15.9 ns 15.9 ns 10 +std::string e = "123456789012345678901234567890";_median 15.8 ns 15.8 ns 10 +std::string e = "123456789012345678901234567890";_stddev 0.411 ns 0.411 ns 10 +std::string e = "123456789012345678901234567890";_cv 2.58 % 2.58 % 10 +std::string_view e = "123456789012345678901234567890";_mean 1.25 ns 1.25 ns 10 +std::string_view e = "123456789012345678901234567890";_median 1.25 ns 1.25 ns 10 +std::string_view e = "123456789012345678901234567890";_stddev 0.034 ns 0.034 ns 10 +std::string_view e = "123456789012345678901234567890";_cv 2.74 % 2.74 % 10 +ssa e = "123456789012345678901234567890";_mean 0.981 ns 0.981 ns 10 +ssa e = "123456789012345678901234567890";_median 0.978 ns 0.978 ns 10 +ssa e = "123456789012345678901234567890";_stddev 0.018 ns 0.018 ns 10 +ssa e = "123456789012345678901234567890";_cv 1.79 % 1.79 % 10 stringa e = "123456789012345678901234567890";_mean 2.24 ns 2.24 ns 10 -stringa e = "123456789012345678901234567890";_median 2.23 ns 2.23 ns 10 -stringa e = "123456789012345678901234567890";_stddev 0.066 ns 0.066 ns 10 -stringa e = "123456789012345678901234567890";_cv 2.95 % 2.95 % 10 -lstringa<20> e = "123456789012345678901234567890";_mean 16.5 ns 16.5 ns 10 -lstringa<20> e = "123456789012345678901234567890";_median 16.5 ns 16.5 ns 10 -lstringa<20> e = "123456789012345678901234567890";_stddev 0.310 ns 0.310 ns 10 -lstringa<20> e = "123456789012345678901234567890";_cv 1.88 % 1.88 % 10 -lstringa<40> e = "123456789012345678901234567890";_mean 2.96 ns 2.96 ns 10 -lstringa<40> e = "123456789012345678901234567890";_median 2.96 ns 2.96 ns 10 -lstringa<40> e = "123456789012345678901234567890";_stddev 0.069 ns 0.069 ns 10 -lstringa<40> e = "123456789012345678901234567890";_cv 2.34 % 2.34 % 10 +stringa e = "123456789012345678901234567890";_median 2.22 ns 2.22 ns 10 +stringa e = "123456789012345678901234567890";_stddev 0.073 ns 0.073 ns 10 +stringa e = "123456789012345678901234567890";_cv 3.28 % 3.28 % 10 +lstringa<20> e = "123456789012345678901234567890";_mean 17.2 ns 17.2 ns 10 +lstringa<20> e = "123456789012345678901234567890";_median 17.2 ns 17.2 ns 10 +lstringa<20> e = "123456789012345678901234567890";_stddev 0.407 ns 0.407 ns 10 +lstringa<20> e = "123456789012345678901234567890";_cv 2.36 % 2.36 % 10 +lstringa<40> e = "123456789012345678901234567890";_mean 2.99 ns 2.99 ns 10 +lstringa<40> e = "123456789012345678901234567890";_median 2.98 ns 2.98 ns 10 +lstringa<40> e = "123456789012345678901234567890";_stddev 0.067 ns 0.067 ns 10 +lstringa<40> e = "123456789012345678901234567890";_cv 2.26 % 2.26 % 10 ----- Create copy of Str with 9 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "Test text"; auto c{e};_mean 2.22 ns 2.22 ns 10 -std::string e = "Test text"; auto c{e};_median 2.21 ns 2.21 ns 10 -std::string e = "Test text"; auto c{e};_stddev 0.038 ns 0.038 ns 10 -std::string e = "Test text"; auto c{e};_cv 1.71 % 1.71 % 10 -std::string_view e = "Test text"; auto c{e};_mean 1.23 ns 1.23 ns 10 -std::string_view e = "Test text"; auto c{e};_median 1.22 ns 1.22 ns 10 -std::string_view e = "Test text"; auto c{e};_stddev 0.023 ns 0.023 ns 10 -std::string_view e = "Test text"; auto c{e};_cv 1.84 % 1.84 % 10 -ssa e = "Test text"; auto c{e};_mean 1.23 ns 1.23 ns 10 +std::string e = "Test text"; auto c{e};_mean 2.26 ns 2.26 ns 10 +std::string e = "Test text"; auto c{e};_median 2.27 ns 2.27 ns 10 +std::string e = "Test text"; auto c{e};_stddev 0.075 ns 0.075 ns 10 +std::string e = "Test text"; auto c{e};_cv 3.31 % 3.31 % 10 +std::string_view e = "Test text"; auto c{e};_mean 1.25 ns 1.25 ns 10 +std::string_view e = "Test text"; auto c{e};_median 1.25 ns 1.25 ns 10 +std::string_view e = "Test text"; auto c{e};_stddev 0.029 ns 0.029 ns 10 +std::string_view e = "Test text"; auto c{e};_cv 2.30 % 2.30 % 10 +ssa e = "Test text"; auto c{e};_mean 1.24 ns 1.24 ns 10 ssa e = "Test text"; auto c{e};_median 1.23 ns 1.23 ns 10 -ssa e = "Test text"; auto c{e};_stddev 0.019 ns 0.019 ns 10 -ssa e = "Test text"; auto c{e};_cv 1.56 % 1.56 % 10 -stringa e = "Test text"; auto c{e};_mean 2.55 ns 2.55 ns 10 -stringa e = "Test text"; auto c{e};_median 2.54 ns 2.54 ns 10 -stringa e = "Test text"; auto c{e};_stddev 0.032 ns 0.032 ns 10 -stringa e = "Test text"; auto c{e};_cv 1.27 % 1.27 % 10 -lstringa<20> e = "Test text"; auto c{e};_mean 15.3 ns 15.3 ns 10 -lstringa<20> e = "Test text"; auto c{e};_median 15.0 ns 15.0 ns 10 -lstringa<20> e = "Test text"; auto c{e};_stddev 0.965 ns 0.965 ns 10 -lstringa<20> e = "Test text"; auto c{e};_cv 6.31 % 6.31 % 10 -lstringa<40> e = "Test text"; auto c{e};_mean 14.6 ns 14.6 ns 10 -lstringa<40> e = "Test text"; auto c{e};_median 14.6 ns 14.6 ns 10 -lstringa<40> e = "Test text"; auto c{e};_stddev 0.848 ns 0.848 ns 10 -lstringa<40> e = "Test text"; auto c{e};_cv 5.80 % 5.80 % 10 +ssa e = "Test text"; auto c{e};_stddev 0.044 ns 0.044 ns 10 +ssa e = "Test text"; auto c{e};_cv 3.56 % 3.56 % 10 +stringa e = "Test text"; auto c{e};_mean 2.58 ns 2.58 ns 10 +stringa e = "Test text"; auto c{e};_median 2.57 ns 2.57 ns 10 +stringa e = "Test text"; auto c{e};_stddev 0.045 ns 0.045 ns 10 +stringa e = "Test text"; auto c{e};_cv 1.73 % 1.73 % 10 +lstringa<20> e = "Test text"; auto c{e};_mean 15.2 ns 15.2 ns 10 +lstringa<20> e = "Test text"; auto c{e};_median 15.3 ns 15.3 ns 10 +lstringa<20> e = "Test text"; auto c{e};_stddev 0.758 ns 0.758 ns 10 +lstringa<20> e = "Test text"; auto c{e};_cv 5.00 % 5.00 % 10 +lstringa<40> e = "Test text"; auto c{e};_mean 14.8 ns 14.8 ns 10 +lstringa<40> e = "Test text"; auto c{e};_median 14.8 ns 14.8 ns 10 +lstringa<40> e = "Test text"; auto c{e};_stddev 0.826 ns 0.826 ns 10 +lstringa<40> e = "Test text"; auto c{e};_cv 5.58 % 5.58 % 10 ----- Create copy of Str with 30 symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string e = "123456789012345678901234567890"; auto c{e};_mean 35.5 ns 35.5 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_median 35.0 ns 35.0 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_stddev 2.15 ns 2.15 ns 10 -std::string e = "123456789012345678901234567890"; auto c{e};_cv 6.07 % 6.07 % 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 1.24 ns 1.24 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_median 1.22 ns 1.22 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.035 ns 0.035 ns 10 -std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 2.83 % 2.83 % 10 -ssa e = "123456789012345678901234567890"; auto c{e};_mean 1.02 ns 1.02 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_median 1.02 ns 1.02 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.041 ns 0.041 ns 10 -ssa e = "123456789012345678901234567890"; auto c{e};_cv 4.06 % 4.06 % 10 -stringa e = "123456789012345678901234567890"; auto c{e};_mean 2.21 ns 2.21 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_median 2.21 ns 2.21 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.036 ns 0.036 ns 10 -stringa e = "123456789012345678901234567890"; auto c{e};_cv 1.62 % 1.62 % 10 +std::string e = "123456789012345678901234567890"; auto c{e};_mean 33.9 ns 33.9 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_median 33.7 ns 33.7 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_stddev 0.974 ns 0.974 ns 10 +std::string e = "123456789012345678901234567890"; auto c{e};_cv 2.87 % 2.87 % 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_mean 1.25 ns 1.25 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_median 1.25 ns 1.25 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_stddev 0.039 ns 0.039 ns 10 +std::string_view e = "123456789012345678901234567890"; auto c{e};_cv 3.09 % 3.09 % 10 +ssa e = "123456789012345678901234567890"; auto c{e};_mean 0.972 ns 0.972 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_median 0.977 ns 0.977 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_stddev 0.019 ns 0.019 ns 10 +ssa e = "123456789012345678901234567890"; auto c{e};_cv 1.93 % 1.93 % 10 +stringa e = "123456789012345678901234567890"; auto c{e};_mean 2.22 ns 2.22 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_median 2.22 ns 2.22 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_stddev 0.052 ns 0.052 ns 10 +stringa e = "123456789012345678901234567890"; auto c{e};_cv 2.33 % 2.33 % 10 lstringa<20> e = "123456789012345678901234567890"; auto c{e};_mean 16.3 ns 16.3 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 16.2 ns 16.2 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 0.657 ns 0.657 ns 10 -lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 4.03 % 4.03 % 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 14.3 ns 14.3 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 14.4 ns 14.4 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 0.394 ns 0.390 ns 10 -lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 2.75 % 2.73 % 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_median 16.1 ns 16.1 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_stddev 0.405 ns 0.402 ns 10 +lstringa<20> e = "123456789012345678901234567890"; auto c{e};_cv 2.49 % 2.47 % 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_mean 14.0 ns 14.0 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_median 13.6 ns 13.6 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_stddev 1.45 ns 1.45 ns 10 +lstringa<40> e = "123456789012345678901234567890"; auto c{e};_cv 10.32 % 10.32 % 10 ----- Find 9 symbols text in end of 99 symbols text ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find;_mean 45.7 ns 45.7 ns 10 -std::string::find;_median 45.7 ns 45.7 ns 10 -std::string::find;_stddev 0.933 ns 0.933 ns 10 -std::string::find;_cv 2.04 % 2.04 % 10 -std::string_view::find;_mean 53.5 ns 53.5 ns 10 -std::string_view::find;_median 53.3 ns 53.3 ns 10 -std::string_view::find;_stddev 2.49 ns 2.50 ns 10 -std::string_view::find;_cv 4.66 % 4.68 % 10 -ssa::find;_mean 51.0 ns 51.0 ns 10 -ssa::find;_median 51.1 ns 51.1 ns 10 -ssa::find;_stddev 1.53 ns 1.53 ns 10 -ssa::find;_cv 3.00 % 3.00 % 10 -stringa::find;_mean 51.7 ns 51.7 ns 10 -stringa::find;_median 51.9 ns 51.9 ns 10 -stringa::find;_stddev 0.987 ns 0.987 ns 10 -stringa::find;_cv 1.91 % 1.91 % 10 -lstringa<20>::find;_mean 44.5 ns 44.5 ns 10 -lstringa<20>::find;_median 44.6 ns 44.6 ns 10 -lstringa<20>::find;_stddev 1.25 ns 1.25 ns 10 -lstringa<20>::find;_cv 2.81 % 2.81 % 10 -lstringa<40>::find;_mean 44.2 ns 44.2 ns 10 -lstringa<40>::find;_median 44.2 ns 44.2 ns 10 -lstringa<40>::find;_stddev 1.60 ns 1.60 ns 10 -lstringa<40>::find;_cv 3.63 % 3.63 % 10 +std::string::find;_mean 45.3 ns 45.3 ns 10 +std::string::find;_median 44.5 ns 44.5 ns 10 +std::string::find;_stddev 1.49 ns 1.49 ns 10 +std::string::find;_cv 3.29 % 3.29 % 10 +std::string_view::find;_mean 49.9 ns 49.9 ns 10 +std::string_view::find;_median 49.8 ns 49.8 ns 10 +std::string_view::find;_stddev 1.42 ns 1.42 ns 10 +std::string_view::find;_cv 2.84 % 2.84 % 10 +ssa::find;_mean 49.3 ns 49.3 ns 10 +ssa::find;_median 49.1 ns 49.1 ns 10 +ssa::find;_stddev 0.854 ns 0.855 ns 10 +ssa::find;_cv 1.73 % 1.73 % 10 +stringa::find;_mean 51.1 ns 51.1 ns 10 +stringa::find;_median 51.3 ns 51.3 ns 10 +stringa::find;_stddev 1.20 ns 1.20 ns 10 +stringa::find;_cv 2.35 % 2.35 % 10 +lstringa<20>::find;_mean 43.8 ns 43.8 ns 10 +lstringa<20>::find;_median 43.2 ns 43.2 ns 10 +lstringa<20>::find;_stddev 1.24 ns 1.24 ns 10 +lstringa<20>::find;_cv 2.84 % 2.84 % 10 +lstringa<40>::find;_mean 43.8 ns 43.8 ns 10 +lstringa<40>::find;_median 43.7 ns 43.7 ns 10 +lstringa<40>::find;_stddev 0.555 ns 0.555 ns 10 +lstringa<40>::find;_cv 1.27 % 1.27 % 10 ------- Copy not literal Str with N symbols ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string copy{str_with_len_N};/15_mean 36.2 ns 36.2 ns 10 -std::string copy{str_with_len_N};/15_median 36.3 ns 36.3 ns 10 -std::string copy{str_with_len_N};/15_stddev 1.31 ns 1.31 ns 10 -std::string copy{str_with_len_N};/15_cv 3.61 % 3.61 % 10 -std::string copy{str_with_len_N};/16_mean 36.3 ns 36.3 ns 10 -std::string copy{str_with_len_N};/16_median 35.6 ns 35.6 ns 10 -std::string copy{str_with_len_N};/16_stddev 1.88 ns 1.88 ns 10 -std::string copy{str_with_len_N};/16_cv 5.20 % 5.20 % 10 -std::string copy{str_with_len_N};/23_mean 35.6 ns 35.6 ns 10 -std::string copy{str_with_len_N};/23_median 35.1 ns 35.1 ns 10 -std::string copy{str_with_len_N};/23_stddev 1.39 ns 1.39 ns 10 -std::string copy{str_with_len_N};/23_cv 3.90 % 3.90 % 10 -std::string copy{str_with_len_N};/24_mean 36.4 ns 36.4 ns 10 -std::string copy{str_with_len_N};/24_median 36.3 ns 36.3 ns 10 -std::string copy{str_with_len_N};/24_stddev 0.706 ns 0.706 ns 10 -std::string copy{str_with_len_N};/24_cv 1.94 % 1.94 % 10 -std::string copy{str_with_len_N};/32_mean 40.9 ns 40.9 ns 10 -std::string copy{str_with_len_N};/32_median 40.1 ns 40.1 ns 10 -std::string copy{str_with_len_N};/32_stddev 2.03 ns 2.04 ns 10 -std::string copy{str_with_len_N};/32_cv 4.97 % 5.00 % 10 -std::string copy{str_with_len_N};/64_mean 40.6 ns 40.6 ns 10 -std::string copy{str_with_len_N};/64_median 40.9 ns 40.9 ns 10 -std::string copy{str_with_len_N};/64_stddev 1.95 ns 1.95 ns 10 -std::string copy{str_with_len_N};/64_cv 4.82 % 4.82 % 10 -std::string copy{str_with_len_N};/128_mean 42.3 ns 42.3 ns 10 -std::string copy{str_with_len_N};/128_median 41.3 ns 41.3 ns 10 -std::string copy{str_with_len_N};/128_stddev 5.32 ns 5.32 ns 10 -std::string copy{str_with_len_N};/128_cv 12.58 % 12.58 % 10 -std::string copy{str_with_len_N};/256_mean 62.6 ns 62.6 ns 10 -std::string copy{str_with_len_N};/256_median 65.7 ns 65.7 ns 10 -std::string copy{str_with_len_N};/256_stddev 8.79 ns 8.79 ns 10 -std::string copy{str_with_len_N};/256_cv 14.03 % 14.03 % 10 -std::string copy{str_with_len_N};/512_mean 62.1 ns 62.1 ns 10 -std::string copy{str_with_len_N};/512_median 63.1 ns 63.1 ns 10 -std::string copy{str_with_len_N};/512_stddev 8.65 ns 8.65 ns 10 -std::string copy{str_with_len_N};/512_cv 13.93 % 13.93 % 10 -std::string copy{str_with_len_N};/1024_mean 66.3 ns 66.3 ns 10 -std::string copy{str_with_len_N};/1024_median 66.8 ns 66.8 ns 10 -std::string copy{str_with_len_N};/1024_stddev 9.19 ns 9.19 ns 10 -std::string copy{str_with_len_N};/1024_cv 13.85 % 13.85 % 10 -std::string copy{str_with_len_N};/2048_mean 99.3 ns 99.3 ns 10 -std::string copy{str_with_len_N};/2048_median 101 ns 101 ns 10 -std::string copy{str_with_len_N};/2048_stddev 13.1 ns 13.1 ns 10 -std::string copy{str_with_len_N};/2048_cv 13.17 % 13.17 % 10 -std::string copy{str_with_len_N};/4096_mean 153 ns 153 ns 10 -std::string copy{str_with_len_N};/4096_median 158 ns 158 ns 10 -std::string copy{str_with_len_N};/4096_stddev 10.3 ns 10.3 ns 10 -std::string copy{str_with_len_N};/4096_cv 6.69 % 6.69 % 10 -stringa copy{str_with_len_N};/15_mean 2.55 ns 2.55 ns 10 -stringa copy{str_with_len_N};/15_median 2.52 ns 2.52 ns 10 -stringa copy{str_with_len_N};/15_stddev 0.071 ns 0.071 ns 10 -stringa copy{str_with_len_N};/15_cv 2.78 % 2.78 % 10 -stringa copy{str_with_len_N};/16_mean 4.83 ns 4.83 ns 10 -stringa copy{str_with_len_N};/16_median 4.80 ns 4.80 ns 10 -stringa copy{str_with_len_N};/16_stddev 0.079 ns 0.079 ns 10 -stringa copy{str_with_len_N};/16_cv 1.64 % 1.64 % 10 -stringa copy{str_with_len_N};/23_mean 4.84 ns 4.84 ns 10 -stringa copy{str_with_len_N};/23_median 4.81 ns 4.81 ns 10 -stringa copy{str_with_len_N};/23_stddev 0.089 ns 0.089 ns 10 -stringa copy{str_with_len_N};/23_cv 1.84 % 1.84 % 10 -stringa copy{str_with_len_N};/24_mean 4.97 ns 4.97 ns 10 -stringa copy{str_with_len_N};/24_median 4.91 ns 4.91 ns 10 -stringa copy{str_with_len_N};/24_stddev 0.136 ns 0.136 ns 10 -stringa copy{str_with_len_N};/24_cv 2.73 % 2.73 % 10 -stringa copy{str_with_len_N};/32_mean 4.92 ns 4.92 ns 10 +std::string copy{str_with_len_N};/15_mean 34.6 ns 34.6 ns 10 +std::string copy{str_with_len_N};/15_median 33.9 ns 33.9 ns 10 +std::string copy{str_with_len_N};/15_stddev 2.22 ns 2.22 ns 10 +std::string copy{str_with_len_N};/15_cv 6.41 % 6.41 % 10 +std::string copy{str_with_len_N};/16_mean 34.9 ns 34.9 ns 10 +std::string copy{str_with_len_N};/16_median 34.8 ns 34.8 ns 10 +std::string copy{str_with_len_N};/16_stddev 1.36 ns 1.36 ns 10 +std::string copy{str_with_len_N};/16_cv 3.89 % 3.89 % 10 +std::string copy{str_with_len_N};/23_mean 36.1 ns 36.1 ns 10 +std::string copy{str_with_len_N};/23_median 36.3 ns 36.3 ns 10 +std::string copy{str_with_len_N};/23_stddev 1.30 ns 1.30 ns 10 +std::string copy{str_with_len_N};/23_cv 3.60 % 3.60 % 10 +std::string copy{str_with_len_N};/24_mean 34.4 ns 34.4 ns 10 +std::string copy{str_with_len_N};/24_median 33.8 ns 33.8 ns 10 +std::string copy{str_with_len_N};/24_stddev 1.34 ns 1.34 ns 10 +std::string copy{str_with_len_N};/24_cv 3.91 % 3.91 % 10 +std::string copy{str_with_len_N};/32_mean 37.9 ns 37.9 ns 10 +std::string copy{str_with_len_N};/32_median 38.0 ns 38.0 ns 10 +std::string copy{str_with_len_N};/32_stddev 0.886 ns 0.886 ns 10 +std::string copy{str_with_len_N};/32_cv 2.34 % 2.34 % 10 +std::string copy{str_with_len_N};/64_mean 37.7 ns 37.7 ns 10 +std::string copy{str_with_len_N};/64_median 37.9 ns 37.9 ns 10 +std::string copy{str_with_len_N};/64_stddev 1.11 ns 1.11 ns 10 +std::string copy{str_with_len_N};/64_cv 2.95 % 2.95 % 10 +std::string copy{str_with_len_N};/128_mean 39.1 ns 39.1 ns 10 +std::string copy{str_with_len_N};/128_median 38.9 ns 38.9 ns 10 +std::string copy{str_with_len_N};/128_stddev 1.39 ns 1.39 ns 10 +std::string copy{str_with_len_N};/128_cv 3.56 % 3.56 % 10 +std::string copy{str_with_len_N};/256_mean 59.2 ns 59.2 ns 10 +std::string copy{str_with_len_N};/256_median 65.5 ns 65.5 ns 10 +std::string copy{str_with_len_N};/256_stddev 12.9 ns 12.9 ns 10 +std::string copy{str_with_len_N};/256_cv 21.79 % 21.79 % 10 +std::string copy{str_with_len_N};/512_mean 55.7 ns 55.7 ns 10 +std::string copy{str_with_len_N};/512_median 54.6 ns 54.6 ns 10 +std::string copy{str_with_len_N};/512_stddev 12.4 ns 12.4 ns 10 +std::string copy{str_with_len_N};/512_cv 22.19 % 22.19 % 10 +std::string copy{str_with_len_N};/1024_mean 54.8 ns 54.8 ns 10 +std::string copy{str_with_len_N};/1024_median 54.7 ns 54.7 ns 10 +std::string copy{str_with_len_N};/1024_stddev 4.68 ns 4.68 ns 10 +std::string copy{str_with_len_N};/1024_cv 8.54 % 8.54 % 10 +std::string copy{str_with_len_N};/2048_mean 78.0 ns 78.0 ns 10 +std::string copy{str_with_len_N};/2048_median 77.7 ns 77.7 ns 10 +std::string copy{str_with_len_N};/2048_stddev 6.47 ns 6.47 ns 10 +std::string copy{str_with_len_N};/2048_cv 8.29 % 8.29 % 10 +std::string copy{str_with_len_N};/4096_mean 112 ns 112 ns 10 +std::string copy{str_with_len_N};/4096_median 118 ns 118 ns 10 +std::string copy{str_with_len_N};/4096_stddev 15.6 ns 15.6 ns 10 +std::string copy{str_with_len_N};/4096_cv 13.86 % 13.86 % 10 +stringa copy{str_with_len_N};/15_mean 2.56 ns 2.56 ns 10 +stringa copy{str_with_len_N};/15_median 2.55 ns 2.55 ns 10 +stringa copy{str_with_len_N};/15_stddev 0.080 ns 0.080 ns 10 +stringa copy{str_with_len_N};/15_cv 3.14 % 3.14 % 10 +stringa copy{str_with_len_N};/16_mean 4.87 ns 4.87 ns 10 +stringa copy{str_with_len_N};/16_median 4.84 ns 4.84 ns 10 +stringa copy{str_with_len_N};/16_stddev 0.178 ns 0.178 ns 10 +stringa copy{str_with_len_N};/16_cv 3.66 % 3.66 % 10 +stringa copy{str_with_len_N};/23_mean 4.85 ns 4.85 ns 10 +stringa copy{str_with_len_N};/23_median 4.85 ns 4.85 ns 10 +stringa copy{str_with_len_N};/23_stddev 0.071 ns 0.071 ns 10 +stringa copy{str_with_len_N};/23_cv 1.47 % 1.47 % 10 +stringa copy{str_with_len_N};/24_mean 4.91 ns 4.91 ns 10 +stringa copy{str_with_len_N};/24_median 4.85 ns 4.85 ns 10 +stringa copy{str_with_len_N};/24_stddev 0.155 ns 0.155 ns 10 +stringa copy{str_with_len_N};/24_cv 3.16 % 3.16 % 10 +stringa copy{str_with_len_N};/32_mean 4.87 ns 4.87 ns 10 stringa copy{str_with_len_N};/32_median 4.88 ns 4.88 ns 10 -stringa copy{str_with_len_N};/32_stddev 0.113 ns 0.113 ns 10 -stringa copy{str_with_len_N};/32_cv 2.30 % 2.30 % 10 -stringa copy{str_with_len_N};/64_mean 4.85 ns 4.85 ns 10 -stringa copy{str_with_len_N};/64_median 4.81 ns 4.81 ns 10 -stringa copy{str_with_len_N};/64_stddev 0.108 ns 0.108 ns 10 -stringa copy{str_with_len_N};/64_cv 2.23 % 2.23 % 10 +stringa copy{str_with_len_N};/32_stddev 0.128 ns 0.128 ns 10 +stringa copy{str_with_len_N};/32_cv 2.64 % 2.64 % 10 +stringa copy{str_with_len_N};/64_mean 4.81 ns 4.81 ns 10 +stringa copy{str_with_len_N};/64_median 4.78 ns 4.78 ns 10 +stringa copy{str_with_len_N};/64_stddev 0.077 ns 0.077 ns 10 +stringa copy{str_with_len_N};/64_cv 1.60 % 1.60 % 10 stringa copy{str_with_len_N};/128_mean 4.84 ns 4.84 ns 10 -stringa copy{str_with_len_N};/128_median 4.85 ns 4.85 ns 10 -stringa copy{str_with_len_N};/128_stddev 0.078 ns 0.078 ns 10 -stringa copy{str_with_len_N};/128_cv 1.60 % 1.60 % 10 -stringa copy{str_with_len_N};/256_mean 4.89 ns 4.89 ns 10 +stringa copy{str_with_len_N};/128_median 4.82 ns 4.82 ns 10 +stringa copy{str_with_len_N};/128_stddev 0.092 ns 0.092 ns 10 +stringa copy{str_with_len_N};/128_cv 1.90 % 1.90 % 10 +stringa copy{str_with_len_N};/256_mean 4.87 ns 4.87 ns 10 stringa copy{str_with_len_N};/256_median 4.88 ns 4.88 ns 10 -stringa copy{str_with_len_N};/256_stddev 0.091 ns 0.091 ns 10 -stringa copy{str_with_len_N};/256_cv 1.86 % 1.86 % 10 -stringa copy{str_with_len_N};/512_mean 4.84 ns 4.84 ns 10 -stringa copy{str_with_len_N};/512_median 4.81 ns 4.81 ns 10 -stringa copy{str_with_len_N};/512_stddev 0.107 ns 0.107 ns 10 -stringa copy{str_with_len_N};/512_cv 2.20 % 2.20 % 10 -stringa copy{str_with_len_N};/1024_mean 4.89 ns 4.89 ns 10 -stringa copy{str_with_len_N};/1024_median 4.86 ns 4.86 ns 10 -stringa copy{str_with_len_N};/1024_stddev 0.207 ns 0.207 ns 10 -stringa copy{str_with_len_N};/1024_cv 4.23 % 4.23 % 10 -stringa copy{str_with_len_N};/2048_mean 4.88 ns 4.88 ns 10 -stringa copy{str_with_len_N};/2048_median 4.86 ns 4.86 ns 10 -stringa copy{str_with_len_N};/2048_stddev 0.134 ns 0.134 ns 10 -stringa copy{str_with_len_N};/2048_cv 2.76 % 2.76 % 10 -stringa copy{str_with_len_N};/4096_mean 4.93 ns 4.93 ns 10 -stringa copy{str_with_len_N};/4096_median 4.92 ns 4.92 ns 10 -stringa copy{str_with_len_N};/4096_stddev 0.139 ns 0.139 ns 10 -stringa copy{str_with_len_N};/4096_cv 2.82 % 2.82 % 10 -lstringa<16> copy{str_with_len_N};/15_mean 14.5 ns 14.5 ns 10 -lstringa<16> copy{str_with_len_N};/15_median 14.6 ns 14.6 ns 10 -lstringa<16> copy{str_with_len_N};/15_stddev 0.809 ns 0.809 ns 10 -lstringa<16> copy{str_with_len_N};/15_cv 5.59 % 5.59 % 10 -lstringa<16> copy{str_with_len_N};/16_mean 14.2 ns 14.2 ns 10 -lstringa<16> copy{str_with_len_N};/16_median 14.1 ns 14.1 ns 10 -lstringa<16> copy{str_with_len_N};/16_stddev 0.716 ns 0.716 ns 10 -lstringa<16> copy{str_with_len_N};/16_cv 5.06 % 5.06 % 10 -lstringa<16> copy{str_with_len_N};/23_mean 29.5 ns 29.5 ns 10 -lstringa<16> copy{str_with_len_N};/23_median 29.5 ns 29.5 ns 10 -lstringa<16> copy{str_with_len_N};/23_stddev 2.05 ns 2.05 ns 10 -lstringa<16> copy{str_with_len_N};/23_cv 6.94 % 6.94 % 10 -lstringa<16> copy{str_with_len_N};/24_mean 30.1 ns 30.1 ns 10 -lstringa<16> copy{str_with_len_N};/24_median 29.4 ns 29.4 ns 10 -lstringa<16> copy{str_with_len_N};/24_stddev 2.16 ns 2.16 ns 10 -lstringa<16> copy{str_with_len_N};/24_cv 7.18 % 7.18 % 10 -lstringa<16> copy{str_with_len_N};/32_mean 32.1 ns 32.1 ns 10 -lstringa<16> copy{str_with_len_N};/32_median 31.8 ns 31.8 ns 10 -lstringa<16> copy{str_with_len_N};/32_stddev 1.07 ns 1.07 ns 10 -lstringa<16> copy{str_with_len_N};/32_cv 3.33 % 3.33 % 10 -lstringa<16> copy{str_with_len_N};/64_mean 32.6 ns 32.6 ns 10 -lstringa<16> copy{str_with_len_N};/64_median 32.5 ns 32.5 ns 10 -lstringa<16> copy{str_with_len_N};/64_stddev 1.03 ns 1.03 ns 10 -lstringa<16> copy{str_with_len_N};/64_cv 3.17 % 3.17 % 10 -lstringa<16> copy{str_with_len_N};/128_mean 37.0 ns 37.0 ns 10 -lstringa<16> copy{str_with_len_N};/128_median 34.9 ns 34.9 ns 10 -lstringa<16> copy{str_with_len_N};/128_stddev 6.99 ns 6.99 ns 10 -lstringa<16> copy{str_with_len_N};/128_cv 18.88 % 18.88 % 10 -lstringa<16> copy{str_with_len_N};/256_mean 55.7 ns 55.7 ns 10 -lstringa<16> copy{str_with_len_N};/256_median 59.9 ns 59.9 ns 10 -lstringa<16> copy{str_with_len_N};/256_stddev 9.51 ns 9.51 ns 10 -lstringa<16> copy{str_with_len_N};/256_cv 17.08 % 17.08 % 10 -lstringa<16> copy{str_with_len_N};/512_mean 55.7 ns 55.7 ns 10 -lstringa<16> copy{str_with_len_N};/512_median 57.3 ns 57.3 ns 10 -lstringa<16> copy{str_with_len_N};/512_stddev 9.28 ns 9.28 ns 10 -lstringa<16> copy{str_with_len_N};/512_cv 16.67 % 16.67 % 10 -lstringa<16> copy{str_with_len_N};/1024_mean 61.8 ns 61.8 ns 10 -lstringa<16> copy{str_with_len_N};/1024_median 63.4 ns 63.4 ns 10 -lstringa<16> copy{str_with_len_N};/1024_stddev 8.00 ns 8.00 ns 10 -lstringa<16> copy{str_with_len_N};/1024_cv 12.94 % 12.94 % 10 -lstringa<16> copy{str_with_len_N};/2048_mean 92.0 ns 92.0 ns 10 -lstringa<16> copy{str_with_len_N};/2048_median 92.6 ns 92.6 ns 10 -lstringa<16> copy{str_with_len_N};/2048_stddev 12.0 ns 12.0 ns 10 -lstringa<16> copy{str_with_len_N};/2048_cv 13.08 % 13.08 % 10 -lstringa<16> copy{str_with_len_N};/4096_mean 142 ns 142 ns 10 -lstringa<16> copy{str_with_len_N};/4096_median 143 ns 143 ns 10 -lstringa<16> copy{str_with_len_N};/4096_stddev 6.13 ns 6.13 ns 10 -lstringa<16> copy{str_with_len_N};/4096_cv 4.32 % 4.32 % 10 +stringa copy{str_with_len_N};/256_stddev 0.079 ns 0.079 ns 10 +stringa copy{str_with_len_N};/256_cv 1.62 % 1.62 % 10 +stringa copy{str_with_len_N};/512_mean 4.82 ns 4.82 ns 10 +stringa copy{str_with_len_N};/512_median 4.83 ns 4.83 ns 10 +stringa copy{str_with_len_N};/512_stddev 0.073 ns 0.073 ns 10 +stringa copy{str_with_len_N};/512_cv 1.52 % 1.52 % 10 +stringa copy{str_with_len_N};/1024_mean 4.98 ns 4.98 ns 10 +stringa copy{str_with_len_N};/1024_median 5.00 ns 5.00 ns 10 +stringa copy{str_with_len_N};/1024_stddev 0.185 ns 0.185 ns 10 +stringa copy{str_with_len_N};/1024_cv 3.71 % 3.71 % 10 +stringa copy{str_with_len_N};/2048_mean 4.90 ns 4.90 ns 10 +stringa copy{str_with_len_N};/2048_median 4.90 ns 4.90 ns 10 +stringa copy{str_with_len_N};/2048_stddev 0.130 ns 0.130 ns 10 +stringa copy{str_with_len_N};/2048_cv 2.66 % 2.66 % 10 +stringa copy{str_with_len_N};/4096_mean 4.84 ns 4.84 ns 10 +stringa copy{str_with_len_N};/4096_median 4.84 ns 4.84 ns 10 +stringa copy{str_with_len_N};/4096_stddev 0.078 ns 0.078 ns 10 +stringa copy{str_with_len_N};/4096_cv 1.62 % 1.62 % 10 +lstringa<16> copy{str_with_len_N};/15_mean 14.3 ns 14.3 ns 10 +lstringa<16> copy{str_with_len_N};/15_median 14.3 ns 14.3 ns 10 +lstringa<16> copy{str_with_len_N};/15_stddev 0.383 ns 0.383 ns 10 +lstringa<16> copy{str_with_len_N};/15_cv 2.68 % 2.68 % 10 +lstringa<16> copy{str_with_len_N};/16_mean 15.0 ns 15.0 ns 10 +lstringa<16> copy{str_with_len_N};/16_median 14.8 ns 14.8 ns 10 +lstringa<16> copy{str_with_len_N};/16_stddev 1.15 ns 1.15 ns 10 +lstringa<16> copy{str_with_len_N};/16_cv 7.62 % 7.62 % 10 +lstringa<16> copy{str_with_len_N};/23_mean 28.8 ns 28.8 ns 10 +lstringa<16> copy{str_with_len_N};/23_median 28.8 ns 28.8 ns 10 +lstringa<16> copy{str_with_len_N};/23_stddev 0.914 ns 0.914 ns 10 +lstringa<16> copy{str_with_len_N};/23_cv 3.17 % 3.17 % 10 +lstringa<16> copy{str_with_len_N};/24_mean 29.8 ns 29.8 ns 10 +lstringa<16> copy{str_with_len_N};/24_median 29.7 ns 29.7 ns 10 +lstringa<16> copy{str_with_len_N};/24_stddev 1.67 ns 1.67 ns 10 +lstringa<16> copy{str_with_len_N};/24_cv 5.60 % 5.60 % 10 +lstringa<16> copy{str_with_len_N};/32_mean 31.9 ns 31.9 ns 10 +lstringa<16> copy{str_with_len_N};/32_median 32.1 ns 32.1 ns 10 +lstringa<16> copy{str_with_len_N};/32_stddev 1.10 ns 1.10 ns 10 +lstringa<16> copy{str_with_len_N};/32_cv 3.45 % 3.45 % 10 +lstringa<16> copy{str_with_len_N};/64_mean 31.3 ns 31.3 ns 10 +lstringa<16> copy{str_with_len_N};/64_median 31.2 ns 31.2 ns 10 +lstringa<16> copy{str_with_len_N};/64_stddev 1.26 ns 1.26 ns 10 +lstringa<16> copy{str_with_len_N};/64_cv 4.04 % 4.04 % 10 +lstringa<16> copy{str_with_len_N};/128_mean 32.5 ns 32.5 ns 10 +lstringa<16> copy{str_with_len_N};/128_median 32.9 ns 32.9 ns 10 +lstringa<16> copy{str_with_len_N};/128_stddev 1.25 ns 1.25 ns 10 +lstringa<16> copy{str_with_len_N};/128_cv 3.84 % 3.84 % 10 +lstringa<16> copy{str_with_len_N};/256_mean 54.6 ns 54.6 ns 10 +lstringa<16> copy{str_with_len_N};/256_median 62.2 ns 62.2 ns 10 +lstringa<16> copy{str_with_len_N};/256_stddev 13.3 ns 13.3 ns 10 +lstringa<16> copy{str_with_len_N};/256_cv 24.40 % 24.40 % 10 +lstringa<16> copy{str_with_len_N};/512_mean 51.6 ns 51.6 ns 10 +lstringa<16> copy{str_with_len_N};/512_median 51.5 ns 51.5 ns 10 +lstringa<16> copy{str_with_len_N};/512_stddev 12.7 ns 12.7 ns 10 +lstringa<16> copy{str_with_len_N};/512_cv 24.61 % 24.61 % 10 +lstringa<16> copy{str_with_len_N};/1024_mean 51.0 ns 51.0 ns 10 +lstringa<16> copy{str_with_len_N};/1024_median 50.4 ns 50.4 ns 10 +lstringa<16> copy{str_with_len_N};/1024_stddev 5.42 ns 5.42 ns 10 +lstringa<16> copy{str_with_len_N};/1024_cv 10.62 % 10.62 % 10 +lstringa<16> copy{str_with_len_N};/2048_mean 74.1 ns 74.1 ns 10 +lstringa<16> copy{str_with_len_N};/2048_median 72.6 ns 72.6 ns 10 +lstringa<16> copy{str_with_len_N};/2048_stddev 5.47 ns 5.47 ns 10 +lstringa<16> copy{str_with_len_N};/2048_cv 7.39 % 7.39 % 10 +lstringa<16> copy{str_with_len_N};/4096_mean 110 ns 110 ns 10 +lstringa<16> copy{str_with_len_N};/4096_median 118 ns 118 ns 10 +lstringa<16> copy{str_with_len_N};/4096_stddev 18.3 ns 18.3 ns 10 +lstringa<16> copy{str_with_len_N};/4096_cv 16.65 % 16.65 % 10 lstringa<512> copy{str_with_len_N};/15_mean 14.4 ns 14.4 ns 10 -lstringa<512> copy{str_with_len_N};/15_median 14.0 ns 14.0 ns 10 -lstringa<512> copy{str_with_len_N};/15_stddev 1.21 ns 1.21 ns 10 -lstringa<512> copy{str_with_len_N};/15_cv 8.42 % 8.42 % 10 -lstringa<512> copy{str_with_len_N};/16_mean 14.5 ns 14.5 ns 10 -lstringa<512> copy{str_with_len_N};/16_median 14.4 ns 14.4 ns 10 -lstringa<512> copy{str_with_len_N};/16_stddev 0.600 ns 0.600 ns 10 -lstringa<512> copy{str_with_len_N};/16_cv 4.15 % 4.15 % 10 -lstringa<512> copy{str_with_len_N};/23_mean 15.3 ns 15.3 ns 10 -lstringa<512> copy{str_with_len_N};/23_median 15.6 ns 15.6 ns 10 -lstringa<512> copy{str_with_len_N};/23_stddev 1.25 ns 1.25 ns 10 -lstringa<512> copy{str_with_len_N};/23_cv 8.15 % 8.15 % 10 -lstringa<512> copy{str_with_len_N};/24_mean 14.6 ns 14.6 ns 10 -lstringa<512> copy{str_with_len_N};/24_median 14.5 ns 14.5 ns 10 -lstringa<512> copy{str_with_len_N};/24_stddev 0.938 ns 0.938 ns 10 -lstringa<512> copy{str_with_len_N};/24_cv 6.40 % 6.40 % 10 -lstringa<512> copy{str_with_len_N};/32_mean 18.1 ns 18.1 ns 10 -lstringa<512> copy{str_with_len_N};/32_median 18.1 ns 18.1 ns 10 -lstringa<512> copy{str_with_len_N};/32_stddev 0.940 ns 0.940 ns 10 -lstringa<512> copy{str_with_len_N};/32_cv 5.21 % 5.21 % 10 -lstringa<512> copy{str_with_len_N};/64_mean 17.6 ns 17.6 ns 10 -lstringa<512> copy{str_with_len_N};/64_median 17.7 ns 17.7 ns 10 -lstringa<512> copy{str_with_len_N};/64_stddev 0.458 ns 0.458 ns 10 -lstringa<512> copy{str_with_len_N};/64_cv 2.60 % 2.60 % 10 -lstringa<512> copy{str_with_len_N};/128_mean 18.2 ns 18.2 ns 10 -lstringa<512> copy{str_with_len_N};/128_median 18.1 ns 18.1 ns 10 -lstringa<512> copy{str_with_len_N};/128_stddev 0.654 ns 0.654 ns 10 -lstringa<512> copy{str_with_len_N};/128_cv 3.58 % 3.58 % 10 -lstringa<512> copy{str_with_len_N};/256_mean 19.8 ns 19.8 ns 10 -lstringa<512> copy{str_with_len_N};/256_median 19.8 ns 19.8 ns 10 -lstringa<512> copy{str_with_len_N};/256_stddev 0.843 ns 0.843 ns 10 -lstringa<512> copy{str_with_len_N};/256_cv 4.25 % 4.25 % 10 -lstringa<512> copy{str_with_len_N};/512_mean 22.1 ns 22.1 ns 10 -lstringa<512> copy{str_with_len_N};/512_median 22.0 ns 22.0 ns 10 -lstringa<512> copy{str_with_len_N};/512_stddev 1.09 ns 1.09 ns 10 -lstringa<512> copy{str_with_len_N};/512_cv 4.93 % 4.93 % 10 -lstringa<512> copy{str_with_len_N};/1024_mean 62.6 ns 62.6 ns 10 -lstringa<512> copy{str_with_len_N};/1024_median 63.4 ns 63.4 ns 10 -lstringa<512> copy{str_with_len_N};/1024_stddev 8.04 ns 8.04 ns 10 -lstringa<512> copy{str_with_len_N};/1024_cv 12.84 % 12.84 % 10 -lstringa<512> copy{str_with_len_N};/2048_mean 92.1 ns 92.1 ns 10 -lstringa<512> copy{str_with_len_N};/2048_median 94.1 ns 94.1 ns 10 -lstringa<512> copy{str_with_len_N};/2048_stddev 11.7 ns 11.7 ns 10 -lstringa<512> copy{str_with_len_N};/2048_cv 12.70 % 12.70 % 10 -lstringa<512> copy{str_with_len_N};/4096_mean 147 ns 147 ns 10 -lstringa<512> copy{str_with_len_N};/4096_median 151 ns 151 ns 10 -lstringa<512> copy{str_with_len_N};/4096_stddev 10.5 ns 10.5 ns 10 -lstringa<512> copy{str_with_len_N};/4096_cv 7.14 % 7.14 % 10 +lstringa<512> copy{str_with_len_N};/15_median 14.3 ns 14.3 ns 10 +lstringa<512> copy{str_with_len_N};/15_stddev 0.718 ns 0.718 ns 10 +lstringa<512> copy{str_with_len_N};/15_cv 4.97 % 4.97 % 10 +lstringa<512> copy{str_with_len_N};/16_mean 14.2 ns 14.2 ns 10 +lstringa<512> copy{str_with_len_N};/16_median 14.0 ns 14.0 ns 10 +lstringa<512> copy{str_with_len_N};/16_stddev 0.764 ns 0.764 ns 10 +lstringa<512> copy{str_with_len_N};/16_cv 5.40 % 5.40 % 10 +lstringa<512> copy{str_with_len_N};/23_mean 14.0 ns 14.0 ns 10 +lstringa<512> copy{str_with_len_N};/23_median 13.9 ns 13.9 ns 10 +lstringa<512> copy{str_with_len_N};/23_stddev 0.592 ns 0.592 ns 10 +lstringa<512> copy{str_with_len_N};/23_cv 4.24 % 4.24 % 10 +lstringa<512> copy{str_with_len_N};/24_mean 14.2 ns 14.2 ns 10 +lstringa<512> copy{str_with_len_N};/24_median 14.1 ns 14.1 ns 10 +lstringa<512> copy{str_with_len_N};/24_stddev 0.767 ns 0.767 ns 10 +lstringa<512> copy{str_with_len_N};/24_cv 5.41 % 5.41 % 10 +lstringa<512> copy{str_with_len_N};/32_mean 17.8 ns 17.8 ns 10 +lstringa<512> copy{str_with_len_N};/32_median 17.7 ns 17.7 ns 10 +lstringa<512> copy{str_with_len_N};/32_stddev 1.14 ns 1.14 ns 10 +lstringa<512> copy{str_with_len_N};/32_cv 6.39 % 6.39 % 10 +lstringa<512> copy{str_with_len_N};/64_mean 17.4 ns 17.4 ns 10 +lstringa<512> copy{str_with_len_N};/64_median 17.4 ns 17.4 ns 10 +lstringa<512> copy{str_with_len_N};/64_stddev 0.526 ns 0.526 ns 10 +lstringa<512> copy{str_with_len_N};/64_cv 3.03 % 3.03 % 10 +lstringa<512> copy{str_with_len_N};/128_mean 17.6 ns 17.6 ns 10 +lstringa<512> copy{str_with_len_N};/128_median 17.5 ns 17.5 ns 10 +lstringa<512> copy{str_with_len_N};/128_stddev 0.582 ns 0.582 ns 10 +lstringa<512> copy{str_with_len_N};/128_cv 3.30 % 3.30 % 10 +lstringa<512> copy{str_with_len_N};/256_mean 19.4 ns 19.4 ns 10 +lstringa<512> copy{str_with_len_N};/256_median 19.2 ns 19.2 ns 10 +lstringa<512> copy{str_with_len_N};/256_stddev 0.740 ns 0.740 ns 10 +lstringa<512> copy{str_with_len_N};/256_cv 3.82 % 3.82 % 10 +lstringa<512> copy{str_with_len_N};/512_mean 21.6 ns 21.6 ns 10 +lstringa<512> copy{str_with_len_N};/512_median 21.6 ns 21.6 ns 10 +lstringa<512> copy{str_with_len_N};/512_stddev 0.553 ns 0.553 ns 10 +lstringa<512> copy{str_with_len_N};/512_cv 2.56 % 2.56 % 10 +lstringa<512> copy{str_with_len_N};/1024_mean 52.8 ns 52.8 ns 10 +lstringa<512> copy{str_with_len_N};/1024_median 53.5 ns 53.5 ns 10 +lstringa<512> copy{str_with_len_N};/1024_stddev 3.77 ns 3.77 ns 10 +lstringa<512> copy{str_with_len_N};/1024_cv 7.13 % 7.13 % 10 +lstringa<512> copy{str_with_len_N};/2048_mean 74.7 ns 74.7 ns 10 +lstringa<512> copy{str_with_len_N};/2048_median 72.3 ns 72.3 ns 10 +lstringa<512> copy{str_with_len_N};/2048_stddev 8.28 ns 8.28 ns 10 +lstringa<512> copy{str_with_len_N};/2048_cv 11.08 % 11.08 % 10 +lstringa<512> copy{str_with_len_N};/4096_mean 111 ns 111 ns 10 +lstringa<512> copy{str_with_len_N};/4096_median 120 ns 120 ns 10 +lstringa<512> copy{str_with_len_N};/4096_stddev 19.0 ns 19.0 ns 10 +lstringa<512> copy{str_with_len_N};/4096_cv 17.15 % 17.15 % 10 ----- Convert to int '1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_mean 71.1 ns 71.1 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 70.7 ns 70.7 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 1.42 ns 1.42 ns 10 -std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 1.99 % 1.99 % 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_mean 70.3 ns 70.3 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_median 70.4 ns 70.4 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_stddev 2.09 ns 2.09 ns 10 +std::string s = "123456789"; int res = std::strtol(s.c_str(), 0, 10);_cv 2.97 % 2.97 % 10 std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_mean 27.4 ns 27.4 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 26.9 ns 26.9 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 1.12 ns 1.12 ns 10 -std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 4.09 % 4.09 % 10 -stringa s = "123456789"; int res = s.to_int_mean 19.1 ns 19.1 ns 10 -stringa s = "123456789"; int res = s.to_int_median 18.9 ns 18.9 ns 10 -stringa s = "123456789"; int res = s.to_int_stddev 0.814 ns 0.814 ns 10 -stringa s = "123456789"; int res = s.to_int_cv 4.26 % 4.26 % 10 -ssa s = "123456789"; int res = s.to_int_mean 17.2 ns 17.2 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_median 27.1 ns 27.1 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_stddev 0.829 ns 0.829 ns 10 +std::string_view s = "123456789"; std::from_chars(s.data(), s.data() + s.size(), res, 10);_cv 3.03 % 3.03 % 10 +stringa s = "123456789"; int res = s.to_int_mean 18.8 ns 18.8 ns 10 +stringa s = "123456789"; int res = s.to_int_median 18.7 ns 18.7 ns 10 +stringa s = "123456789"; int res = s.to_int_stddev 0.495 ns 0.495 ns 10 +stringa s = "123456789"; int res = s.to_int_cv 2.64 % 2.64 % 10 +ssa s = "123456789"; int res = s.to_int_mean 16.9 ns 16.9 ns 10 ssa s = "123456789"; int res = s.to_int_median 16.9 ns 16.9 ns 10 -ssa s = "123456789"; int res = s.to_int_stddev 0.572 ns 0.572 ns 10 -ssa s = "123456789"; int res = s.to_int_cv 3.33 % 3.33 % 10 -lstringa<20> s = "123456789"; int res = s.to_int_mean 17.2 ns 17.2 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_median 17.0 ns 17.0 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.749 ns 0.749 ns 10 -lstringa<20> s = "123456789"; int res = s.to_int_cv 4.36 % 4.36 % 10 +ssa s = "123456789"; int res = s.to_int_stddev 0.239 ns 0.239 ns 10 +ssa s = "123456789"; int res = s.to_int_cv 1.42 % 1.42 % 10 +lstringa<20> s = "123456789"; int res = s.to_int_mean 16.7 ns 16.7 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_median 16.7 ns 16.7 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_stddev 0.321 ns 0.321 ns 10 +lstringa<20> s = "123456789"; int res = s.to_int_cv 1.92 % 1.92 % 10 ----- Convert to unsigned 'abcDef' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 54.9 ns 54.9 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 54.9 ns 54.9 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 0.713 ns 0.713 ns 10 -std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 1.30 % 1.30 % 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 28.6 ns 28.6 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 28.5 ns 28.5 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.387 ns 0.387 ns 10 -std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 1.35 % 1.35 % 10 -stringa s = "abcDef"; int res = s.to_int_mean 17.5 ns 17.5 ns 10 -stringa s = "abcDef"; int res = s.to_int_median 17.5 ns 17.5 ns 10 -stringa s = "abcDef"; int res = s.to_int_stddev 0.405 ns 0.405 ns 10 -stringa s = "abcDef"; int res = s.to_int_cv 2.32 % 2.32 % 10 -ssa s = "abcDef"; int res = s.to_int_mean 17.2 ns 17.2 ns 10 -ssa s = "abcDef"; int res = s.to_int_median 16.8 ns 16.8 ns 10 -ssa s = "abcDef"; int res = s.to_int_stddev 1.14 ns 1.14 ns 10 -ssa s = "abcDef"; int res = s.to_int_cv 6.64 % 6.64 % 10 -lstringa<20> s = "abcDef"; int res = s.to_int_mean 16.1 ns 16.1 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_mean 54.8 ns 54.8 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_median 54.3 ns 54.3 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_stddev 1.11 ns 1.11 ns 10 +std::string s = "abcDef"; int res = std::strtol(s.c_str(), 0, 16);_cv 2.03 % 2.03 % 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_mean 28.7 ns 28.7 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_median 28.7 ns 28.7 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_stddev 0.874 ns 0.874 ns 10 +std::string_view s = "abcDef"; std::from_chars(s.data(), s.data() + s.size(), res, 16);_cv 3.04 % 3.04 % 10 +stringa s = "abcDef"; int res = s.to_int_mean 17.4 ns 17.4 ns 10 +stringa s = "abcDef"; int res = s.to_int_median 17.3 ns 17.3 ns 10 +stringa s = "abcDef"; int res = s.to_int_stddev 0.332 ns 0.332 ns 10 +stringa s = "abcDef"; int res = s.to_int_cv 1.91 % 1.91 % 10 +ssa s = "abcDef"; int res = s.to_int_mean 16.0 ns 16.0 ns 10 +ssa s = "abcDef"; int res = s.to_int_median 16.0 ns 16.0 ns 10 +ssa s = "abcDef"; int res = s.to_int_stddev 0.275 ns 0.275 ns 10 +ssa s = "abcDef"; int res = s.to_int_cv 1.72 % 1.72 % 10 +lstringa<20> s = "abcDef"; int res = s.to_int_mean 16.2 ns 16.2 ns 10 lstringa<20> s = "abcDef"; int res = s.to_int_median 16.1 ns 16.1 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.405 ns 0.405 ns 10 -lstringa<20> s = "abcDef"; int res = s.to_int_cv 2.51 % 2.51 % 10 +lstringa<20> s = "abcDef"; int res = s.to_int_stddev 0.390 ns 0.390 ns 10 +lstringa<20> s = "abcDef"; int res = s.to_int_cv 2.41 % 2.41 % 10 ----- Convert to int ' 1234567' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 77.8 ns 77.8 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 77.7 ns 77.7 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 1.60 ns 1.60 ns 10 -std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 2.06 % 2.06 % 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 24.0 ns 24.0 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_mean 77.9 ns 77.9 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_median 76.7 ns 76.7 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_stddev 3.26 ns 3.26 ns 10 +std::string s = " 123456789"; int res = std::strtol(s.c_str(), 0, 0);_cv 4.18 % 4.18 % 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_mean 24.1 ns 24.1 ns 10 stringa s = " 123456789"; int res = s.to_int; // Check overflow_median 24.0 ns 24.0 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.204 ns 0.204 ns 10 -stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 0.85 % 0.85 % 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 22.7 ns 22.7 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 22.6 ns 22.6 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 0.684 ns 0.684 ns 10 -ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 3.01 % 3.01 % 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_stddev 0.358 ns 0.358 ns 10 +stringa s = " 123456789"; int res = s.to_int; // Check overflow_cv 1.49 % 1.49 % 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_mean 23.2 ns 23.2 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_median 22.7 ns 22.7 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_stddev 1.10 ns 1.10 ns 10 +ssa s = " 123456789"; int res = s.to_int; // No check overflow_cv 4.71 % 4.71 % 10 ----- Convert to double '1234.567e10' ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 207 ns 207 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 207 ns 207 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 8.89 ns 8.89 ns 10 -std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 4.30 % 4.30 % 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_mean 198 ns 198 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_median 196 ns 196 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_stddev 6.87 ns 6.87 ns 10 +std::string s = "1234.567e10"; double res = std::strtod(s.c_str(), nullptr);_cv 3.47 % 3.47 % 10 std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_mean 107 ns 107 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 107 ns 107 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 1.78 ns 1.78 ns 10 -std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 1.65 % 1.65 % 10 -ssa s = "1234.567e10"; double res = *s.to_double()_mean 42.2 ns 42.2 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_median 42.1 ns 42.1 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_stddev 0.830 ns 0.830 ns 10 -ssa s = "1234.567e10"; double res = *s.to_double()_cv 1.97 % 1.97 % 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_median 106 ns 106 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_stddev 2.55 ns 2.55 ns 10 +std::string_view s = "1234.567e10"; std::from_chars(s.data(), s.data() + s.size(), res);_cv 2.37 % 2.37 % 10 +ssa s = "1234.567e10"; double res = *s.to_double()_mean 43.0 ns 43.0 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_median 42.5 ns 42.5 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_stddev 1.94 ns 1.94 ns 10 +ssa s = "1234.567e10"; double res = *s.to_double()_cv 4.50 % 4.50 % 10 -- Append const literal of 16 bytes 64 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << "abbaabbaabbaabba";_mean 4462 ns 4462 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_median 4448 ns 4448 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 133 ns 133 ns 10 -std::stringstream str; ... str << "abbaabbaabbaabba";_cv 2.97 % 2.97 % 10 -std::string str; ... str += "abbaabbaabbaabba";_mean 629 ns 629 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_median 630 ns 630 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_stddev 30.1 ns 30.1 ns 10 -std::string str; ... str += "abbaabbaabbaabba";_cv 4.79 % 4.79 % 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 780 ns 780 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_median 767 ns 767 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 48.3 ns 48.3 ns 10 -lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 6.18 % 6.18 % 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 625 ns 625 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_median 610 ns 610 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 66.9 ns 66.9 ns 10 -lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 10.70 % 10.70 % 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 499 ns 499 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_median 469 ns 469 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 71.5 ns 71.5 ns 10 -lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 14.33 % 14.33 % 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 395 ns 395 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 393 ns 393 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 5.71 ns 5.71 ns 10 -lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 1.44 % 1.44 % 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_mean 4315 ns 4315 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_median 4214 ns 4214 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_stddev 286 ns 286 ns 10 +std::stringstream str; ... str << "abbaabbaabbaabba";_cv 6.64 % 6.64 % 10 +std::string str; ... str += "abbaabbaabbaabba";_mean 608 ns 608 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_median 616 ns 616 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_stddev 39.0 ns 39.0 ns 10 +std::string str; ... str += "abbaabbaabbaabba";_cv 6.42 % 6.42 % 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_mean 727 ns 727 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_median 716 ns 716 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_stddev 26.7 ns 26.7 ns 10 +lstringa<8> str; ... str += "abbaabbaabbaabba";_cv 3.67 % 3.67 % 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_mean 564 ns 564 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_median 575 ns 575 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_stddev 26.0 ns 26.0 ns 10 +lstringa<128> str; ... str += "abbaabbaabbaabba";_cv 4.61 % 4.61 % 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_mean 466 ns 466 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_median 470 ns 470 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_stddev 16.7 ns 16.7 ns 10 +lstringa<512> str; ... str += "abbaabbaabbaabba";_cv 3.59 % 3.59 % 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_mean 391 ns 391 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_median 390 ns 390 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_stddev 4.49 ns 4.49 ns 10 +lstringa<1024> str; ... str += "abbaabbaabbaabba";_cv 1.15 % 1.15 % 10 -- Append string of 16 bytes and const literal of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 4589 ns 4589 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 4499 ns 4499 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 218 ns 218 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 4.75 % 4.75 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 1962 ns 1962 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_median 1973 ns 1973 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 71.1 ns 71.1 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 3.62 % 3.62 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 905 ns 905 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 884 ns 884 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 67.1 ns 67.1 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 7.41 % 7.41 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 768 ns 768 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 745 ns 745 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 95.2 ns 95.2 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 12.40 % 12.40 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 648 ns 648 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 644 ns 644 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 52.9 ns 52.9 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 8.18 % 8.18 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 533 ns 533 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 539 ns 539 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 29.8 ns 29.8 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 5.60 % 5.60 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_mean 4263 ns 4263 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_median 4251 ns 4251 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_stddev 123 ns 123 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba";_cv 2.88 % 2.88 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_mean 1852 ns 1852 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_median 1868 ns 1868 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_stddev 65.3 ns 65.3 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba";_cv 3.53 % 3.53 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_mean 801 ns 801 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_median 794 ns 794 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_stddev 35.1 ns 35.1 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba";_cv 4.38 % 4.38 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_mean 707 ns 707 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_median 706 ns 706 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_stddev 35.5 ns 35.5 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba";_cv 5.01 % 5.01 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_mean 609 ns 609 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_median 601 ns 601 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_stddev 47.6 ns 47.6 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba";_cv 7.81 % 7.81 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_mean 530 ns 530 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_median 530 ns 530 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_stddev 23.9 ns 23.9 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba";_cv 4.51 % 4.51 % 10 -- Append string of 16 bytes and const literal of 16 bytes 2048 times, 65536 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 225107 ns 225107 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 222971 ns 222971 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 7206 ns 7206 ns 10 -std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 3.20 % 3.20 % 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 105312 ns 105312 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 104105 ns 104105 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 7466 ns 7466 ns 10 -std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 7.09 % 7.09 % 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 43046 ns 43046 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 42951 ns 42951 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 2686 ns 2686 ns 10 -lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 6.24 % 6.24 % 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 39544 ns 39549 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 39142 ns 39142 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1926 ns 1923 ns 10 -lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 4.87 % 4.86 % 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 38237 ns 38237 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 37844 ns 37844 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1811 ns 1811 ns 10 -lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 4.74 % 4.74 % 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 38420 ns 38420 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 38690 ns 38690 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1960 ns 1960 ns 10 -lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 5.10 % 5.10 % 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_mean 223824 ns 223824 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_median 224385 ns 224385 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_stddev 9144 ns 9144 ns 10 +std::stringstream str; ... str << str_var << "abbaabbaabbaabba"; 2048 times_cv 4.09 % 4.09 % 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 107632 ns 107632 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 108000 ns 108000 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 3975 ns 3975 ns 10 +std::string str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 3.69 % 3.69 % 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 40520 ns 40520 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 40257 ns 40257 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 682 ns 682 ns 10 +lstringa<8> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 1.68 % 1.68 % 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 37619 ns 37619 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 37456 ns 37456 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1537 ns 1537 ns 10 +lstringa<128> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 4.09 % 4.09 % 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 36261 ns 36261 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 36226 ns 36226 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 979 ns 979 ns 10 +lstringa<512> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 2.70 % 2.70 % 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_mean 37537 ns 37542 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_median 37109 ns 37135 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_stddev 1440 ns 1439 ns 10 +lstringa<1024> str; ... str += str_var + "abbaabbaabbaabba"; 2048 times_cv 3.84 % 3.83 % 10 -- Append 2 string of 16 bytes 32 times, 1024 total length --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; ... str << str_var1 << str_var2;_mean 4614 ns 4614 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_median 4596 ns 4596 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_stddev 104 ns 104 ns 10 -std::stringstream str; ... str << str_var1 << str_var2;_cv 2.25 % 2.25 % 10 -std::string str; ... str += str_var1 + str_var2;_mean 2454 ns 2454 ns 10 -std::string str; ... str += str_var1 + str_var2;_median 2459 ns 2459 ns 10 -std::string str; ... str += str_var1 + str_var2;_stddev 95.4 ns 95.4 ns 10 -std::string str; ... str += str_var1 + str_var2;_cv 3.89 % 3.89 % 10 -lstringa<16> str; ... str += str_var1 + str_var2;_mean 1218 ns 1218 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_median 1230 ns 1230 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_stddev 72.6 ns 72.6 ns 10 -lstringa<16> str; ... str += str_var1 + str_var2;_cv 5.96 % 5.96 % 10 -lstringa<128> str; ... str += str_var1 + str_var2;_mean 1105 ns 1105 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_median 1120 ns 1120 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_stddev 42.5 ns 42.5 ns 10 -lstringa<128> str; ... str += str_var1 + str_var2;_cv 3.85 % 3.85 % 10 -lstringa<512> str; ... str += str_var1 + str_var2;_mean 945 ns 945 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_median 937 ns 937 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_stddev 43.9 ns 43.9 ns 10 -lstringa<512> str; ... str += str_var1 + str_var2;_cv 4.64 % 4.64 % 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_mean 897 ns 897 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_median 913 ns 913 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 49.3 ns 49.3 ns 10 -lstringa<1024> str; ... str += str_var1 + str_var2;_cv 5.49 % 5.49 % 10 +std::stringstream str; ... str << str_var1 << str_var2;_mean 4561 ns 4561 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_median 4509 ns 4509 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_stddev 415 ns 415 ns 10 +std::stringstream str; ... str << str_var1 << str_var2;_cv 9.11 % 9.11 % 10 +std::string str; ... str += str_var1 + str_var2;_mean 2331 ns 2331 ns 10 +std::string str; ... str += str_var1 + str_var2;_median 2327 ns 2327 ns 10 +std::string str; ... str += str_var1 + str_var2;_stddev 84.1 ns 84.1 ns 10 +std::string str; ... str += str_var1 + str_var2;_cv 3.61 % 3.61 % 10 +lstringa<16> str; ... str += str_var1 + str_var2;_mean 1151 ns 1151 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_median 1137 ns 1137 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_stddev 48.6 ns 48.7 ns 10 +lstringa<16> str; ... str += str_var1 + str_var2;_cv 4.22 % 4.23 % 10 +lstringa<128> str; ... str += str_var1 + str_var2;_mean 1032 ns 1032 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_median 1026 ns 1026 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_stddev 37.0 ns 37.0 ns 10 +lstringa<128> str; ... str += str_var1 + str_var2;_cv 3.58 % 3.58 % 10 +lstringa<512> str; ... str += str_var1 + str_var2;_mean 908 ns 908 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_median 907 ns 907 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_stddev 33.0 ns 33.0 ns 10 +lstringa<512> str; ... str += str_var1 + str_var2;_cv 3.63 % 3.63 % 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_mean 848 ns 848 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_median 838 ns 838 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_stddev 31.1 ns 31.1 ns 10 +lstringa<1024> str; ... str += str_var1 + str_var2;_cv 3.67 % 3.67 % 10 -- Append text, number, text --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::stringstream str; str << "test = " << k << " times";_mean 6454 ns 6454 ns 10 -std::stringstream str; str << "test = " << k << " times";_median 6441 ns 6441 ns 10 -std::stringstream str; str << "test = " << k << " times";_stddev 308 ns 308 ns 10 -std::stringstream str; str << "test = " << k << " times";_cv 4.77 % 4.77 % 10 -std::string str = "test = " + std::to_string(k) + " times";_mean 1599 ns 1599 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_median 1587 ns 1587 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_stddev 60.1 ns 60.1 ns 10 -std::string str = "test = " + std::to_string(k) + " times";_cv 3.76 % 3.76 % 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 2891 ns 2891 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 2902 ns 2902 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 71.1 ns 71.1 ns 10 -char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 2.46 % 2.46 % 10 -std::string str = std::format("test = {} times", k);_mean 2003 ns 2003 ns 10 -std::string str = std::format("test = {} times", k);_median 2004 ns 2004 ns 10 -std::string str = std::format("test = {} times", k);_stddev 67.1 ns 67.1 ns 10 -std::string str = std::format("test = {} times", k);_cv 3.35 % 3.35 % 10 -lstringa<8> str; str.format("test = {} times", k);_mean 3067 ns 3067 ns 10 -lstringa<8> str; str.format("test = {} times", k);_median 3072 ns 3072 ns 10 -lstringa<8> str; str.format("test = {} times", k);_stddev 112 ns 112 ns 10 -lstringa<8> str; str.format("test = {} times", k);_cv 3.65 % 3.65 % 10 -lstringa<32> str; str.format("test = {} times", k);_mean 2448 ns 2448 ns 10 -lstringa<32> str; str.format("test = {} times", k);_median 2446 ns 2446 ns 10 -lstringa<32> str; str.format("test = {} times", k);_stddev 47.9 ns 47.3 ns 10 -lstringa<32> str; str.format("test = {} times", k);_cv 1.96 % 1.93 % 10 -lstringa<8> str = "test = " + k + " times";_mean 591 ns 591 ns 10 -lstringa<8> str = "test = " + k + " times";_median 591 ns 591 ns 10 -lstringa<8> str = "test = " + k + " times";_stddev 30.7 ns 30.7 ns 10 -lstringa<8> str = "test = " + k + " times";_cv 5.20 % 5.20 % 10 -lstringa<32> str = "test = " + k + " times";_mean 364 ns 364 ns 10 -lstringa<32> str = "test = " + k + " times";_median 357 ns 357 ns 10 -lstringa<32> str = "test = " + k + " times";_stddev 20.8 ns 20.8 ns 10 -lstringa<32> str = "test = " + k + " times";_cv 5.72 % 5.73 % 10 -stringa str = "test = " + k + " times";_mean 565 ns 565 ns 10 -stringa str = "test = " + k + " times";_median 569 ns 569 ns 10 -stringa str = "test = " + k + " times";_stddev 27.7 ns 27.7 ns 10 -stringa str = "test = " + k + " times";_cv 4.91 % 4.91 % 10 +std::stringstream str; str << "test = " << k << " times";_mean 6485 ns 6485 ns 10 +std::stringstream str; str << "test = " << k << " times";_median 6482 ns 6482 ns 10 +std::stringstream str; str << "test = " << k << " times";_stddev 283 ns 283 ns 10 +std::stringstream str; str << "test = " << k << " times";_cv 4.36 % 4.36 % 10 +std::string str = "test = " + std::to_string(k) + " times";_mean 1595 ns 1595 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_median 1614 ns 1614 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_stddev 46.1 ns 46.1 ns 10 +std::string str = "test = " + std::to_string(k) + " times";_cv 2.89 % 2.89 % 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_mean 2803 ns 2804 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_median 2764 ns 2764 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_stddev 92.1 ns 91.6 ns 10 +char buf[100]; sprintf(buf, "test = %u times", k); std::string str = buf;_cv 3.28 % 3.27 % 10 +std::string str = std::format("test = {} times", k);_mean 2056 ns 2056 ns 10 +std::string str = std::format("test = {} times", k);_median 2015 ns 2015 ns 10 +std::string str = std::format("test = {} times", k);_stddev 94.5 ns 94.5 ns 10 +std::string str = std::format("test = {} times", k);_cv 4.59 % 4.59 % 10 +lstringa<8> str; str.format("test = {} times", k);_mean 3049 ns 3049 ns 10 +lstringa<8> str; str.format("test = {} times", k);_median 3032 ns 3032 ns 10 +lstringa<8> str; str.format("test = {} times", k);_stddev 86.5 ns 86.5 ns 10 +lstringa<8> str; str.format("test = {} times", k);_cv 2.84 % 2.84 % 10 +lstringa<32> str; str.format("test = {} times", k);_mean 2473 ns 2473 ns 10 +lstringa<32> str; str.format("test = {} times", k);_median 2458 ns 2458 ns 10 +lstringa<32> str; str.format("test = {} times", k);_stddev 40.3 ns 40.3 ns 10 +lstringa<32> str; str.format("test = {} times", k);_cv 1.63 % 1.63 % 10 +lstringa<8> str = "test = " + k + " times";_mean 588 ns 588 ns 10 +lstringa<8> str = "test = " + k + " times";_median 592 ns 592 ns 10 +lstringa<8> str = "test = " + k + " times";_stddev 28.3 ns 28.3 ns 10 +lstringa<8> str = "test = " + k + " times";_cv 4.81 % 4.81 % 10 +lstringa<32> str = "test = " + k + " times";_mean 362 ns 362 ns 10 +lstringa<32> str = "test = " + k + " times";_median 359 ns 359 ns 10 +lstringa<32> str = "test = " + k + " times";_stddev 35.8 ns 35.8 ns 10 +lstringa<32> str = "test = " + k + " times";_cv 9.87 % 9.87 % 10 +stringa str = "test = " + k + " times";_mean 556 ns 556 ns 10 +stringa str = "test = " + k + " times";_median 557 ns 557 ns 10 +stringa str = "test = " + k + " times";_stddev 22.7 ns 22.7 ns 10 +stringa str = "test = " + k + " times";_cv 4.08 % 4.08 % 10 -- Split text and convert to int --/repeats:1 0.000 ns 0.000 ns 1000000000000 -std::string::find + substr + std::strtol_mean 637 ns 637 ns 10 -std::string::find + substr + std::strtol_median 625 ns 625 ns 10 -std::string::find + substr + std::strtol_stddev 33.0 ns 33.0 ns 10 -std::string::find + substr + std::strtol_cv 5.18 % 5.18 % 10 -ssa::splitter + ssa::as_int_mean 291 ns 291 ns 10 -ssa::splitter + ssa::as_int_median 288 ns 288 ns 10 -ssa::splitter + ssa::as_int_stddev 15.5 ns 15.5 ns 10 -ssa::splitter + ssa::as_int_cv 5.33 % 5.33 % 10 -ssa::splitf + functor_mean 324 ns 324 ns 10 -ssa::splitf + functor_median 323 ns 323 ns 10 -ssa::splitf + functor_stddev 9.71 ns 9.71 ns 10 -ssa::splitf + functor_cv 3.00 % 3.00 % 10 +std::string::find + substr + std::strtol_mean 619 ns 619 ns 10 +std::string::find + substr + std::strtol_median 613 ns 613 ns 10 +std::string::find + substr + std::strtol_stddev 29.1 ns 29.1 ns 10 +std::string::find + substr + std::strtol_cv 4.69 % 4.69 % 10 +ssa::splitter + ssa::as_int_mean 274 ns 274 ns 10 +ssa::splitter + ssa::as_int_median 270 ns 270 ns 10 +ssa::splitter + ssa::as_int_stddev 11.7 ns 11.7 ns 10 +ssa::splitter + ssa::as_int_cv 4.27 % 4.28 % 10 +ssa::splitf + functor_mean 332 ns 332 ns 10 +ssa::splitf + functor_median 331 ns 331 ns 10 +ssa::splitf + functor_stddev 5.01 ns 5.01 ns 10 +ssa::splitf + functor_cv 1.51 % 1.51 % 10 -- Replace symbols in text ~400 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Naive (and wrong) replace symbols with std::string find + replace_mean 3008 ns 3008 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_median 3026 ns 3026 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_stddev 129 ns 129 ns 10 -Naive (and wrong) replace symbols with std::string find + replace_cv 4.28 % 4.28 % 10 -replace symbols with std::string find_first_of + replace_mean 4019 ns 4019 ns 10 -replace symbols with std::string find_first_of + replace_median 3978 ns 3978 ns 10 -replace symbols with std::string find_first_of + replace_stddev 205 ns 205 ns 10 -replace symbols with std::string find_first_of + replace_cv 5.11 % 5.11 % 10 -replace symbols with std::string_view find_first_of + copy_mean 3001 ns 3001 ns 10 -replace symbols with std::string_view find_first_of + copy_median 2990 ns 2990 ns 10 -replace symbols with std::string_view find_first_of + copy_stddev 158 ns 158 ns 10 -replace symbols with std::string_view find_first_of + copy_cv 5.26 % 5.26 % 10 -replace runtime symbols with string expressions and without remembering all search results_mean 3241 ns 3241 ns 10 -replace runtime symbols with string expressions and without remembering all search results_median 3248 ns 3248 ns 10 -replace runtime symbols with string expressions and without remembering all search results_stddev 59.6 ns 59.6 ns 10 -replace runtime symbols with string expressions and without remembering all search results_cv 1.84 % 1.84 % 10 -replace runtime symbols with simstr and memorization of all search results_mean 2783 ns 2783 ns 10 -replace runtime symbols with simstr and memorization of all search results_median 2760 ns 2760 ns 10 -replace runtime symbols with simstr and memorization of all search results_stddev 109 ns 109 ns 10 -replace runtime symbols with simstr and memorization of all search results_cv 3.91 % 3.91 % 10 -replace const symbols with string expressions and without remembering all search results_mean 2521 ns 2521 ns 10 -replace const symbols with string expressions and without remembering all search results_median 2522 ns 2522 ns 10 -replace const symbols with string expressions and without remembering all search results_stddev 81.7 ns 81.7 ns 10 -replace const symbols with string expressions and without remembering all search results_cv 3.24 % 3.24 % 10 -replace const symbols with string expressions and memorization of all search results_mean 2447 ns 2447 ns 10 -replace const symbols with string expressions and memorization of all search results_median 2429 ns 2429 ns 10 -replace const symbols with string expressions and memorization of all search results_stddev 77.6 ns 77.6 ns 10 -replace const symbols with string expressions and memorization of all search results_cv 3.17 % 3.17 % 10 +Naive (and wrong) replace symbols with std::string find + replace_mean 2905 ns 2905 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_median 2875 ns 2875 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_stddev 143 ns 143 ns 10 +Naive (and wrong) replace symbols with std::string find + replace_cv 4.92 % 4.92 % 10 +replace symbols with std::string find_first_of + replace_mean 3870 ns 3870 ns 10 +replace symbols with std::string find_first_of + replace_median 3840 ns 3840 ns 10 +replace symbols with std::string find_first_of + replace_stddev 221 ns 221 ns 10 +replace symbols with std::string find_first_of + replace_cv 5.72 % 5.72 % 10 +replace symbols with std::string_view find_first_of + copy_mean 2942 ns 2942 ns 10 +replace symbols with std::string_view find_first_of + copy_median 2927 ns 2927 ns 10 +replace symbols with std::string_view find_first_of + copy_stddev 72.3 ns 72.3 ns 10 +replace symbols with std::string_view find_first_of + copy_cv 2.46 % 2.46 % 10 +replace runtime symbols with string expressions and without remembering all search results_mean 3121 ns 3121 ns 10 +replace runtime symbols with string expressions and without remembering all search results_median 3137 ns 3137 ns 10 +replace runtime symbols with string expressions and without remembering all search results_stddev 138 ns 138 ns 10 +replace runtime symbols with string expressions and without remembering all search results_cv 4.41 % 4.41 % 10 +replace runtime symbols with simstr and memorization of all search results_mean 2807 ns 2807 ns 10 +replace runtime symbols with simstr and memorization of all search results_median 2754 ns 2754 ns 10 +replace runtime symbols with simstr and memorization of all search results_stddev 152 ns 152 ns 10 +replace runtime symbols with simstr and memorization of all search results_cv 5.41 % 5.41 % 10 +replace const symbols with string expressions and without remembering all search results_mean 2448 ns 2448 ns 10 +replace const symbols with string expressions and without remembering all search results_median 2449 ns 2449 ns 10 +replace const symbols with string expressions and without remembering all search results_stddev 80.0 ns 80.0 ns 10 +replace const symbols with string expressions and without remembering all search results_cv 3.27 % 3.27 % 10 +replace const symbols with string expressions and memorization of all search results_mean 2383 ns 2383 ns 10 +replace const symbols with string expressions and memorization of all search results_median 2358 ns 2358 ns 10 +replace const symbols with string expressions and memorization of all search results_stddev 125 ns 125 ns 10 +replace const symbols with string expressions and memorization of all search results_cv 5.26 % 5.26 % 10 -- Replace symbols in text ~40 symbols --/repeats:1 0.000 ns 0.000 ns 1000000000000 -Short Naive (and wrong) replace symbols with std::string find + replace_mean 436 ns 436 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_median 433 ns 433 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_stddev 16.7 ns 16.7 ns 10 -Short Naive (and wrong) replace symbols with std::string find + replace_cv 3.82 % 3.82 % 10 -Short replace symbols with std::string find_first_of + replace_mean 480 ns 480 ns 10 -Short replace symbols with std::string find_first_of + replace_median 475 ns 475 ns 10 -Short replace symbols with std::string find_first_of + replace_stddev 18.0 ns 18.0 ns 10 -Short replace symbols with std::string find_first_of + replace_cv 3.76 % 3.76 % 10 -Short replace symbols with std::string_view find_first_of + copy_mean 409 ns 409 ns 10 -Short replace symbols with std::string_view find_first_of + copy_median 410 ns 410 ns 10 -Short replace symbols with std::string_view find_first_of + copy_stddev 12.5 ns 12.5 ns 10 -Short replace symbols with std::string_view find_first_of + copy_cv 3.05 % 3.05 % 10 -Short replace runtime symbols with string expressions and without remembering all search results_mean 396 ns 396 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_median 396 ns 396 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_mean 429 ns 429 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_median 427 ns 427 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_stddev 17.1 ns 17.1 ns 10 +Short Naive (and wrong) replace symbols with std::string find + replace_cv 3.98 % 3.98 % 10 +Short replace symbols with std::string find_first_of + replace_mean 526 ns 526 ns 10 +Short replace symbols with std::string find_first_of + replace_median 522 ns 522 ns 10 +Short replace symbols with std::string find_first_of + replace_stddev 23.6 ns 23.6 ns 10 +Short replace symbols with std::string find_first_of + replace_cv 4.49 % 4.49 % 10 +Short replace symbols with std::string_view find_first_of + copy_mean 413 ns 413 ns 10 +Short replace symbols with std::string_view find_first_of + copy_median 409 ns 409 ns 10 +Short replace symbols with std::string_view find_first_of + copy_stddev 13.6 ns 13.6 ns 10 +Short replace symbols with std::string_view find_first_of + copy_cv 3.28 % 3.28 % 10 +Short replace runtime symbols with string expressions and without remembering all search results_mean 390 ns 390 ns 10 +Short replace runtime symbols with string expressions and without remembering all search results_median 386 ns 386 ns 10 Short replace runtime symbols with string expressions and without remembering all search results_stddev 18.8 ns 18.8 ns 10 -Short replace runtime symbols with string expressions and without remembering all search results_cv 4.74 % 4.74 % 10 -Short replace runtime symbols with simstr and memorization of all search results_mean 427 ns 427 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_median 423 ns 423 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_stddev 20.5 ns 20.5 ns 10 -Short replace runtime symbols with simstr and memorization of all search results_cv 4.81 % 4.81 % 10 -Short replace const symbols with string expressions and without remembering all search results_mean 261 ns 261 ns 10 -Short replace const symbols with string expressions and without remembering all search results_median 260 ns 260 ns 10 -Short replace const symbols with string expressions and without remembering all search results_stddev 20.7 ns 20.7 ns 10 -Short replace const symbols with string expressions and without remembering all search results_cv 7.92 % 7.92 % 10 -Short replace const symbols with string expressions and memorization of all search results_mean 299 ns 299 ns 10 -Short replace const symbols with string expressions and memorization of all search results_median 297 ns 297 ns 10 -Short replace const symbols with string expressions and memorization of all search results_stddev 12.6 ns 12.6 ns 10 -Short replace const symbols with string expressions and memorization of all search results_cv 4.22 % 4.22 % 10 +Short replace runtime symbols with string expressions and without remembering all search results_cv 4.81 % 4.81 % 10 +Short replace runtime symbols with simstr and memorization of all search results_mean 403 ns 403 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_median 402 ns 402 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_stddev 17.6 ns 17.6 ns 10 +Short replace runtime symbols with simstr and memorization of all search results_cv 4.37 % 4.37 % 10 +Short replace const symbols with string expressions and without remembering all search results_mean 243 ns 243 ns 10 +Short replace const symbols with string expressions and without remembering all search results_median 245 ns 245 ns 10 +Short replace const symbols with string expressions and without remembering all search results_stddev 16.2 ns 16.2 ns 10 +Short replace const symbols with string expressions and without remembering all search results_cv 6.66 % 6.66 % 10 +Short replace const symbols with string expressions and memorization of all search results_mean 313 ns 313 ns 10 +Short replace const symbols with string expressions and memorization of all search results_median 317 ns 317 ns 10 +Short replace const symbols with string expressions and memorization of all search results_stddev 14.0 ns 14.0 ns 10 +Short replace const symbols with string expressions and memorization of all search results_cv 4.47 % 4.47 % 10 ----- Replace All Str To Longer Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to ---- in std::string|64_mean 370 ns 370 ns 10 -replace bb to ---- in std::string|64_median 372 ns 372 ns 10 -replace bb to ---- in std::string|64_stddev 11.1 ns 11.1 ns 10 -replace bb to ---- in std::string|64_cv 2.99 % 2.99 % 10 -replace bb to ---- in std::string|256_mean 1328 ns 1328 ns 10 -replace bb to ---- in std::string|256_median 1317 ns 1317 ns 10 -replace bb to ---- in std::string|256_stddev 54.1 ns 54.1 ns 10 -replace bb to ---- in std::string|256_cv 4.07 % 4.07 % 10 -replace bb to ---- in std::string|512_mean 2633 ns 2633 ns 10 -replace bb to ---- in std::string|512_median 2612 ns 2612 ns 10 -replace bb to ---- in std::string|512_stddev 94.2 ns 94.2 ns 10 -replace bb to ---- in std::string|512_cv 3.58 % 3.58 % 10 -replace bb to ---- in std::string|1024_mean 5569 ns 5569 ns 10 -replace bb to ---- in std::string|1024_median 5605 ns 5605 ns 10 -replace bb to ---- in std::string|1024_stddev 321 ns 321 ns 10 -replace bb to ---- in std::string|1024_cv 5.76 % 5.76 % 10 -replace bb to ---- in std::string|2048_mean 12248 ns 12248 ns 10 -replace bb to ---- in std::string|2048_median 12198 ns 12198 ns 10 -replace bb to ---- in std::string|2048_stddev 434 ns 434 ns 10 -replace bb to ---- in std::string|2048_cv 3.54 % 3.54 % 10 -replace bb to ---- in lstringa<8>|64_mean 298 ns 298 ns 10 -replace bb to ---- in lstringa<8>|64_median 296 ns 296 ns 10 -replace bb to ---- in lstringa<8>|64_stddev 9.58 ns 9.58 ns 10 -replace bb to ---- in lstringa<8>|64_cv 3.21 % 3.21 % 10 -replace bb to ---- in lstringa<8>|256_mean 1121 ns 1121 ns 10 -replace bb to ---- in lstringa<8>|256_median 1122 ns 1122 ns 10 -replace bb to ---- in lstringa<8>|256_stddev 73.6 ns 73.6 ns 10 -replace bb to ---- in lstringa<8>|256_cv 6.56 % 6.56 % 10 -replace bb to ---- in lstringa<8>|512_mean 2117 ns 2117 ns 10 -replace bb to ---- in lstringa<8>|512_median 2124 ns 2124 ns 10 -replace bb to ---- in lstringa<8>|512_stddev 106 ns 106 ns 10 -replace bb to ---- in lstringa<8>|512_cv 5.00 % 5.00 % 10 -replace bb to ---- in lstringa<8>|1024_mean 3949 ns 3949 ns 10 -replace bb to ---- in lstringa<8>|1024_median 3960 ns 3960 ns 10 -replace bb to ---- in lstringa<8>|1024_stddev 92.0 ns 92.0 ns 10 -replace bb to ---- in lstringa<8>|1024_cv 2.33 % 2.33 % 10 -replace bb to ---- in lstringa<8>|2048_mean 7688 ns 7688 ns 10 -replace bb to ---- in lstringa<8>|2048_median 7720 ns 7720 ns 10 -replace bb to ---- in lstringa<8>|2048_stddev 343 ns 343 ns 10 -replace bb to ---- in lstringa<8>|2048_cv 4.46 % 4.46 % 10 -replace bb to ---- by init stringa|64_mean 204 ns 204 ns 10 -replace bb to ---- by init stringa|64_median 201 ns 201 ns 10 -replace bb to ---- by init stringa|64_stddev 7.83 ns 7.83 ns 10 -replace bb to ---- by init stringa|64_cv 3.83 % 3.83 % 10 -replace bb to ---- by init stringa|256_mean 730 ns 730 ns 10 -replace bb to ---- by init stringa|256_median 731 ns 731 ns 10 -replace bb to ---- by init stringa|256_stddev 28.8 ns 28.8 ns 10 +replace bb to ---- in std::string|64_mean 382 ns 382 ns 10 +replace bb to ---- in std::string|64_median 375 ns 375 ns 10 +replace bb to ---- in std::string|64_stddev 23.0 ns 23.0 ns 10 +replace bb to ---- in std::string|64_cv 6.03 % 6.03 % 10 +replace bb to ---- in std::string|256_mean 1318 ns 1318 ns 10 +replace bb to ---- in std::string|256_median 1296 ns 1296 ns 10 +replace bb to ---- in std::string|256_stddev 68.0 ns 68.0 ns 10 +replace bb to ---- in std::string|256_cv 5.15 % 5.15 % 10 +replace bb to ---- in std::string|512_mean 2632 ns 2632 ns 10 +replace bb to ---- in std::string|512_median 2569 ns 2569 ns 10 +replace bb to ---- in std::string|512_stddev 195 ns 195 ns 10 +replace bb to ---- in std::string|512_cv 7.43 % 7.43 % 10 +replace bb to ---- in std::string|1024_mean 5262 ns 5262 ns 10 +replace bb to ---- in std::string|1024_median 5236 ns 5236 ns 10 +replace bb to ---- in std::string|1024_stddev 137 ns 137 ns 10 +replace bb to ---- in std::string|1024_cv 2.60 % 2.60 % 10 +replace bb to ---- in std::string|2048_mean 12723 ns 12723 ns 10 +replace bb to ---- in std::string|2048_median 12716 ns 12716 ns 10 +replace bb to ---- in std::string|2048_stddev 459 ns 459 ns 10 +replace bb to ---- in std::string|2048_cv 3.61 % 3.61 % 10 +replace bb to ---- in lstringa<8>|64_mean 296 ns 296 ns 10 +replace bb to ---- in lstringa<8>|64_median 297 ns 297 ns 10 +replace bb to ---- in lstringa<8>|64_stddev 8.74 ns 8.74 ns 10 +replace bb to ---- in lstringa<8>|64_cv 2.95 % 2.95 % 10 +replace bb to ---- in lstringa<8>|256_mean 1106 ns 1106 ns 10 +replace bb to ---- in lstringa<8>|256_median 1111 ns 1111 ns 10 +replace bb to ---- in lstringa<8>|256_stddev 32.8 ns 32.8 ns 10 +replace bb to ---- in lstringa<8>|256_cv 2.96 % 2.96 % 10 +replace bb to ---- in lstringa<8>|512_mean 1998 ns 1998 ns 10 +replace bb to ---- in lstringa<8>|512_median 1999 ns 1999 ns 10 +replace bb to ---- in lstringa<8>|512_stddev 80.5 ns 80.5 ns 10 +replace bb to ---- in lstringa<8>|512_cv 4.03 % 4.03 % 10 +replace bb to ---- in lstringa<8>|1024_mean 3708 ns 3708 ns 10 +replace bb to ---- in lstringa<8>|1024_median 3692 ns 3692 ns 10 +replace bb to ---- in lstringa<8>|1024_stddev 93.0 ns 93.0 ns 10 +replace bb to ---- in lstringa<8>|1024_cv 2.51 % 2.51 % 10 +replace bb to ---- in lstringa<8>|2048_mean 7236 ns 7236 ns 10 +replace bb to ---- in lstringa<8>|2048_median 7238 ns 7238 ns 10 +replace bb to ---- in lstringa<8>|2048_stddev 225 ns 225 ns 10 +replace bb to ---- in lstringa<8>|2048_cv 3.11 % 3.11 % 10 +replace bb to ---- by init stringa|64_mean 208 ns 208 ns 10 +replace bb to ---- by init stringa|64_median 209 ns 209 ns 10 +replace bb to ---- by init stringa|64_stddev 6.08 ns 6.08 ns 10 +replace bb to ---- by init stringa|64_cv 2.92 % 2.92 % 10 +replace bb to ---- by init stringa|256_mean 745 ns 745 ns 10 +replace bb to ---- by init stringa|256_median 738 ns 738 ns 10 +replace bb to ---- by init stringa|256_stddev 29.5 ns 29.5 ns 10 replace bb to ---- by init stringa|256_cv 3.95 % 3.95 % 10 -replace bb to ---- by init stringa|512_mean 1709 ns 1709 ns 10 -replace bb to ---- by init stringa|512_median 1704 ns 1704 ns 10 -replace bb to ---- by init stringa|512_stddev 71.5 ns 71.5 ns 10 -replace bb to ---- by init stringa|512_cv 4.19 % 4.19 % 10 -replace bb to ---- by init stringa|1024_mean 3566 ns 3566 ns 10 -replace bb to ---- by init stringa|1024_median 3553 ns 3553 ns 10 -replace bb to ---- by init stringa|1024_stddev 129 ns 129 ns 10 -replace bb to ---- by init stringa|1024_cv 3.61 % 3.61 % 10 -replace bb to ---- by init stringa|2048_mean 7174 ns 7174 ns 10 -replace bb to ---- by init stringa|2048_median 7203 ns 7203 ns 10 -replace bb to ---- by init stringa|2048_stddev 190 ns 190 ns 10 -replace bb to ---- by init stringa|2048_cv 2.65 % 2.65 % 10 +replace bb to ---- by init stringa|512_mean 1649 ns 1649 ns 10 +replace bb to ---- by init stringa|512_median 1650 ns 1650 ns 10 +replace bb to ---- by init stringa|512_stddev 23.4 ns 23.4 ns 10 +replace bb to ---- by init stringa|512_cv 1.42 % 1.42 % 10 +replace bb to ---- by init stringa|1024_mean 3458 ns 3458 ns 10 +replace bb to ---- by init stringa|1024_median 3433 ns 3433 ns 10 +replace bb to ---- by init stringa|1024_stddev 72.9 ns 72.9 ns 10 +replace bb to ---- by init stringa|1024_cv 2.11 % 2.11 % 10 +replace bb to ---- by init stringa|2048_mean 7119 ns 7119 ns 10 +replace bb to ---- by init stringa|2048_median 7145 ns 7145 ns 10 +replace bb to ---- by init stringa|2048_stddev 182 ns 182 ns 10 +replace bb to ---- by init stringa|2048_cv 2.55 % 2.55 % 10 ----- Replace All Str To Same Size ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -replace bb to -- in std::string|64_mean 262 ns 262 ns 10 -replace bb to -- in std::string|64_median 262 ns 262 ns 10 -replace bb to -- in std::string|64_stddev 8.44 ns 8.44 ns 10 -replace bb to -- in std::string|64_cv 3.22 % 3.22 % 10 -replace bb to -- in std::string|256_mean 964 ns 964 ns 10 -replace bb to -- in std::string|256_median 962 ns 962 ns 10 -replace bb to -- in std::string|256_stddev 42.4 ns 42.4 ns 10 -replace bb to -- in std::string|256_cv 4.40 % 4.40 % 10 -replace bb to -- in std::string|512_mean 1891 ns 1891 ns 10 -replace bb to -- in std::string|512_median 1891 ns 1891 ns 10 -replace bb to -- in std::string|512_stddev 74.6 ns 74.6 ns 10 -replace bb to -- in std::string|512_cv 3.95 % 3.95 % 10 -replace bb to -- in std::string|1024_mean 3703 ns 3703 ns 10 -replace bb to -- in std::string|1024_median 3751 ns 3751 ns 10 -replace bb to -- in std::string|1024_stddev 134 ns 134 ns 10 -replace bb to -- in std::string|1024_cv 3.61 % 3.61 % 10 -replace bb to -- in std::string|2048_mean 7154 ns 7154 ns 10 -replace bb to -- in std::string|2048_median 6991 ns 6991 ns 10 -replace bb to -- in std::string|2048_stddev 341 ns 341 ns 10 -replace bb to -- in std::string|2048_cv 4.77 % 4.77 % 10 -replace bb to -- in lstringa<8>|64_mean 223 ns 223 ns 10 -replace bb to -- in lstringa<8>|64_median 219 ns 219 ns 10 -replace bb to -- in lstringa<8>|64_stddev 9.41 ns 9.41 ns 10 -replace bb to -- in lstringa<8>|64_cv 4.22 % 4.22 % 10 -replace bb to -- in lstringa<8>|256_mean 775 ns 775 ns 10 -replace bb to -- in lstringa<8>|256_median 779 ns 779 ns 10 -replace bb to -- in lstringa<8>|256_stddev 22.7 ns 22.7 ns 10 -replace bb to -- in lstringa<8>|256_cv 2.93 % 2.93 % 10 -replace bb to -- in lstringa<8>|512_mean 1462 ns 1462 ns 10 -replace bb to -- in lstringa<8>|512_median 1441 ns 1441 ns 10 -replace bb to -- in lstringa<8>|512_stddev 69.1 ns 69.1 ns 10 -replace bb to -- in lstringa<8>|512_cv 4.72 % 4.72 % 10 -replace bb to -- in lstringa<8>|1024_mean 2825 ns 2825 ns 10 -replace bb to -- in lstringa<8>|1024_median 2804 ns 2804 ns 10 -replace bb to -- in lstringa<8>|1024_stddev 66.7 ns 66.7 ns 10 -replace bb to -- in lstringa<8>|1024_cv 2.36 % 2.36 % 10 -replace bb to -- in lstringa<8>|2048_mean 5495 ns 5495 ns 10 -replace bb to -- in lstringa<8>|2048_median 5481 ns 5481 ns 10 -replace bb to -- in lstringa<8>|2048_stddev 185 ns 185 ns 10 -replace bb to -- in lstringa<8>|2048_cv 3.37 % 3.37 % 10 -replace bb to -- by init stringa|64_mean 181 ns 181 ns 10 -replace bb to -- by init stringa|64_median 182 ns 182 ns 10 -replace bb to -- by init stringa|64_stddev 5.66 ns 5.66 ns 10 -replace bb to -- by init stringa|64_cv 3.13 % 3.13 % 10 -replace bb to -- by init stringa|256_mean 646 ns 646 ns 10 -replace bb to -- by init stringa|256_median 651 ns 651 ns 10 -replace bb to -- by init stringa|256_stddev 36.4 ns 36.4 ns 10 -replace bb to -- by init stringa|256_cv 5.63 % 5.64 % 10 -replace bb to -- by init stringa|512_mean 1197 ns 1197 ns 10 -replace bb to -- by init stringa|512_median 1177 ns 1177 ns 10 -replace bb to -- by init stringa|512_stddev 78.8 ns 78.8 ns 10 -replace bb to -- by init stringa|512_cv 6.58 % 6.58 % 10 -replace bb to -- by init stringa|1024_mean 2229 ns 2229 ns 10 -replace bb to -- by init stringa|1024_median 2228 ns 2228 ns 10 -replace bb to -- by init stringa|1024_stddev 78.5 ns 78.5 ns 10 -replace bb to -- by init stringa|1024_cv 3.52 % 3.52 % 10 -replace bb to -- by init stringa|2048_mean 4482 ns 4482 ns 10 -replace bb to -- by init stringa|2048_median 4523 ns 4523 ns 10 -replace bb to -- by init stringa|2048_stddev 201 ns 201 ns 10 -replace bb to -- by init stringa|2048_cv 4.50 % 4.50 % 10 +replace bb to -- in std::string|64_mean 275 ns 275 ns 10 +replace bb to -- in std::string|64_median 273 ns 273 ns 10 +replace bb to -- in std::string|64_stddev 18.3 ns 18.3 ns 10 +replace bb to -- in std::string|64_cv 6.66 % 6.66 % 10 +replace bb to -- in std::string|256_mean 1017 ns 1017 ns 10 +replace bb to -- in std::string|256_median 1011 ns 1011 ns 10 +replace bb to -- in std::string|256_stddev 49.8 ns 49.8 ns 10 +replace bb to -- in std::string|256_cv 4.90 % 4.90 % 10 +replace bb to -- in std::string|512_mean 1834 ns 1834 ns 10 +replace bb to -- in std::string|512_median 1822 ns 1822 ns 10 +replace bb to -- in std::string|512_stddev 59.6 ns 59.6 ns 10 +replace bb to -- in std::string|512_cv 3.25 % 3.25 % 10 +replace bb to -- in std::string|1024_mean 3524 ns 3524 ns 10 +replace bb to -- in std::string|1024_median 3512 ns 3512 ns 10 +replace bb to -- in std::string|1024_stddev 88.8 ns 88.8 ns 10 +replace bb to -- in std::string|1024_cv 2.52 % 2.52 % 10 +replace bb to -- in std::string|2048_mean 7031 ns 7031 ns 10 +replace bb to -- in std::string|2048_median 7054 ns 7054 ns 10 +replace bb to -- in std::string|2048_stddev 216 ns 216 ns 10 +replace bb to -- in std::string|2048_cv 3.07 % 3.07 % 10 +replace bb to -- in lstringa<8>|64_mean 217 ns 217 ns 10 +replace bb to -- in lstringa<8>|64_median 214 ns 214 ns 10 +replace bb to -- in lstringa<8>|64_stddev 17.0 ns 17.0 ns 10 +replace bb to -- in lstringa<8>|64_cv 7.82 % 7.82 % 10 +replace bb to -- in lstringa<8>|256_mean 764 ns 764 ns 10 +replace bb to -- in lstringa<8>|256_median 764 ns 764 ns 10 +replace bb to -- in lstringa<8>|256_stddev 29.2 ns 29.2 ns 10 +replace bb to -- in lstringa<8>|256_cv 3.82 % 3.82 % 10 +replace bb to -- in lstringa<8>|512_mean 1417 ns 1417 ns 10 +replace bb to -- in lstringa<8>|512_median 1406 ns 1406 ns 10 +replace bb to -- in lstringa<8>|512_stddev 43.5 ns 43.5 ns 10 +replace bb to -- in lstringa<8>|512_cv 3.07 % 3.07 % 10 +replace bb to -- in lstringa<8>|1024_mean 2732 ns 2732 ns 10 +replace bb to -- in lstringa<8>|1024_median 2686 ns 2686 ns 10 +replace bb to -- in lstringa<8>|1024_stddev 115 ns 115 ns 10 +replace bb to -- in lstringa<8>|1024_cv 4.22 % 4.22 % 10 +replace bb to -- in lstringa<8>|2048_mean 5398 ns 5398 ns 10 +replace bb to -- in lstringa<8>|2048_median 5361 ns 5361 ns 10 +replace bb to -- in lstringa<8>|2048_stddev 179 ns 179 ns 10 +replace bb to -- in lstringa<8>|2048_cv 3.31 % 3.31 % 10 +replace bb to -- by init stringa|64_mean 183 ns 183 ns 10 +replace bb to -- by init stringa|64_median 185 ns 185 ns 10 +replace bb to -- by init stringa|64_stddev 9.36 ns 9.36 ns 10 +replace bb to -- by init stringa|64_cv 5.11 % 5.11 % 10 +replace bb to -- by init stringa|256_mean 637 ns 637 ns 10 +replace bb to -- by init stringa|256_median 635 ns 635 ns 10 +replace bb to -- by init stringa|256_stddev 25.8 ns 25.8 ns 10 +replace bb to -- by init stringa|256_cv 4.04 % 4.04 % 10 +replace bb to -- by init stringa|512_mean 1165 ns 1165 ns 10 +replace bb to -- by init stringa|512_median 1151 ns 1151 ns 10 +replace bb to -- by init stringa|512_stddev 45.4 ns 45.4 ns 10 +replace bb to -- by init stringa|512_cv 3.90 % 3.90 % 10 +replace bb to -- by init stringa|1024_mean 2294 ns 2294 ns 10 +replace bb to -- by init stringa|1024_median 2322 ns 2322 ns 10 +replace bb to -- by init stringa|1024_stddev 103 ns 103 ns 10 +replace bb to -- by init stringa|1024_cv 4.50 % 4.50 % 10 +replace bb to -- by init stringa|2048_mean 4391 ns 4391 ns 10 +replace bb to -- by init stringa|2048_median 4400 ns 4400 ns 10 +replace bb to -- by init stringa|2048_stddev 93.2 ns 93.2 ns 10 +replace bb to -- by init stringa|2048_cv 2.12 % 2.12 % 10 ----- Hash Map insert and find ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -hashStrMapA emplace & find stringa;_mean 3099563 ns 3099563 ns 10 -hashStrMapA emplace & find stringa;_median 3074236 ns 3074236 ns 10 -hashStrMapA emplace & find stringa;_stddev 57632 ns 57632 ns 10 -hashStrMapA emplace & find stringa;_cv 1.86 % 1.86 % 10 -std::unordered_map emplace & find std::string;_mean 3404147 ns 3404147 ns 10 -std::unordered_map emplace & find std::string;_median 3405530 ns 3405530 ns 10 -std::unordered_map emplace & find std::string;_stddev 71228 ns 71228 ns 10 -std::unordered_map emplace & find std::string;_cv 2.09 % 2.09 % 10 -hashStrMapA emplace & find ssa;_mean 3137768 ns 3137768 ns 10 -hashStrMapA emplace & find ssa;_median 3124464 ns 3124464 ns 10 -hashStrMapA emplace & find ssa;_stddev 64503 ns 64503 ns 10 -hashStrMapA emplace & find ssa;_cv 2.06 % 2.06 % 10 -std::unordered_map emplace & find std::string_view;_mean 3690206 ns 3690206 ns 10 -std::unordered_map emplace & find std::string_view;_median 3667526 ns 3667526 ns 10 -std::unordered_map emplace & find std::string_view;_stddev 107590 ns 107590 ns 10 -std::unordered_map emplace & find std::string_view;_cv 2.92 % 2.92 % 10 +hashStrMapA emplace & find stringa;_mean 3100858 ns 3100858 ns 10 +hashStrMapA emplace & find stringa;_median 3100858 ns 3100858 ns 10 +hashStrMapA emplace & find stringa;_stddev 52535 ns 52535 ns 10 +hashStrMapA emplace & find stringa;_cv 1.69 % 1.69 % 10 +std::unordered_map emplace & find std::string;_mean 3377674 ns 3377209 ns 10 +std::unordered_map emplace & find std::string;_median 3348837 ns 3346512 ns 10 +std::unordered_map emplace & find std::string;_stddev 111796 ns 111831 ns 10 +std::unordered_map emplace & find std::string;_cv 3.31 % 3.31 % 10 +hashStrMapA emplace & find ssa;_mean 3119903 ns 3119903 ns 10 +hashStrMapA emplace & find ssa;_median 3111650 ns 3111650 ns 10 +hashStrMapA emplace & find ssa;_stddev 87918 ns 87918 ns 10 +hashStrMapA emplace & find ssa;_cv 2.82 % 2.82 % 10 +std::unordered_map emplace & find std::string_view;_mean 3635000 ns 3635000 ns 10 +std::unordered_map emplace & find std::string_view;_median 3635000 ns 3635000 ns 10 +std::unordered_map emplace & find std::string_view;_stddev 95917 ns 95917 ns 10 +std::unordered_map emplace & find std::string_view;_cv 2.64 % 2.64 % 10 ----- Build Full Func Name ---------/repeats:1 0.000 ns 0.000 ns 1000000000000 -Build func full name std::string;_mean 2929 ns 2929 ns 10 -Build func full name std::string;_median 2958 ns 2958 ns 10 -Build func full name std::string;_stddev 181 ns 181 ns 10 -Build func full name std::string;_cv 6.18 % 6.18 % 10 -Build func full name std::string 1;_mean 3048 ns 3048 ns 10 -Build func full name std::string 1;_median 3034 ns 3034 ns 10 -Build func full name std::string 1;_stddev 115 ns 115 ns 10 -Build func full name std::string 1;_cv 3.78 % 3.78 % 10 -Build func full name std::stream;_mean 6964 ns 6964 ns 10 -Build func full name std::stream;_median 6961 ns 6961 ns 10 -Build func full name std::stream;_stddev 371 ns 371 ns 10 -Build func full name std::stream;_cv 5.32 % 5.32 % 10 -Build func full name stringa;_mean 1410 ns 1410 ns 10 -Build func full name stringa;_median 1408 ns 1408 ns 10 -Build func full name stringa;_stddev 74.0 ns 74.0 ns 10 -Build func full name stringa;_cv 5.25 % 5.25 % 10 -Build func full name stringa 1;_mean 1605 ns 1605 ns 10 -Build func full name stringa 1;_median 1597 ns 1597 ns 10 -Build func full name stringa 1;_stddev 56.9 ns 56.9 ns 10 -Build func full name stringa 1;_cv 3.54 % 3.54 % 10 +Build func full name std::string;_mean 2745 ns 2745 ns 10 +Build func full name std::string;_median 2710 ns 2710 ns 10 +Build func full name std::string;_stddev 102 ns 102 ns 10 +Build func full name std::string;_cv 3.72 % 3.72 % 10 +Build func full name std::string 1;_mean 2859 ns 2859 ns 10 +Build func full name std::string 1;_median 2821 ns 2821 ns 10 +Build func full name std::string 1;_stddev 128 ns 128 ns 10 +Build func full name std::string 1;_cv 4.46 % 4.46 % 10 +Build func full name std::stream;_mean 6461 ns 6461 ns 10 +Build func full name std::stream;_median 6527 ns 6527 ns 10 +Build func full name std::stream;_stddev 172 ns 172 ns 10 +Build func full name std::stream;_cv 2.67 % 2.67 % 10 +Build func full name stringa;_mean 1302 ns 1302 ns 10 +Build func full name stringa;_median 1292 ns 1292 ns 10 +Build func full name stringa;_stddev 118 ns 118 ns 10 +Build func full name stringa;_cv 9.05 % 9.05 % 10 +Build func full name stringa 1;_mean 1478 ns 1478 ns 10 +Build func full name stringa 1;_median 1479 ns 1479 ns 10 +Build func full name stringa 1;_stddev 57.9 ns 57.9 ns 10 +Build func full name stringa 1;_cv 3.92 % 3.92 % 10 diff --git a/docs/Doxyfile b/docs/Doxyfile index a415b8e..9a2f3e4 100644 --- a/docs/Doxyfile +++ b/docs/Doxyfile @@ -48,7 +48,7 @@ PROJECT_NAME = "simstr" # could be handy for archiving the generated documentation or if some version # control system is used. -PROJECT_NUMBER = 1.6.1 +PROJECT_NUMBER = 1.6.2 # Using the PROJECT_BRIEF tag one can provide an optional one line description # for a project that appears at the top of each page and should give viewers a diff --git a/docs/Doxyfile_ru b/docs/Doxyfile_ru index 666bb44..e72a35e 100644 --- a/docs/Doxyfile_ru +++ b/docs/Doxyfile_ru @@ -48,7 +48,7 @@ PROJECT_NAME = "simstr" # could be handy for archiving the generated documentation or if some version # control system is used. -PROJECT_NUMBER = 1.6.1 +PROJECT_NUMBER = 1.6.2 # Using the PROJECT_BRIEF tag one can provide an optional one line description # for a project that appears at the top of each page and should give viewers a diff --git a/include/simstr/simple_unicode.h b/include/simstr/simple_unicode.h index 9646791..65110df 100644 --- a/include/simstr/simple_unicode.h +++ b/include/simstr/simple_unicode.h @@ -1,6 +1,6 @@ /* * (c) Проект "SimStr", Александр Орефков orefkov@gmail.com - * ver. 1.6.1 + * ver. 1.6.2 */ #pragma once diff --git a/include/simstr/sstring.h b/include/simstr/sstring.h index dfce6a0..212fa73 100644 --- a/include/simstr/sstring.h +++ b/include/simstr/sstring.h @@ -1,9 +1,9 @@ /* * (c) Проект "SimStr", Александр Орефков orefkov@gmail.com - * ver. 1.6.1 + * ver. 1.6.2 * Классы для работы со строками * (c) Project "SimStr", Aleksandr Orefkov orefkov@gmail.com -* ver. 1.6.1 +* ver. 1.6.2 * Classes for working with strings */ diff --git a/include/simstr/strexpr.h b/include/simstr/strexpr.h index 8243d48..dbf46ff 100644 --- a/include/simstr/strexpr.h +++ b/include/simstr/strexpr.h @@ -1,5 +1,5 @@ /* - * ver. 1.6.1 + * ver. 1.6.2 * (c) Проект "SimStr", Александр Орефков orefkov@gmail.com * База для строковых конкатенаций через выражения времени компиляции * (c) Project "SimStr", Aleksandr Orefkov orefkov@gmail.com @@ -298,6 +298,9 @@ concept StdStrSourceForType = StdStrSource && is_equal_str_type_v concept StrSource = StdStrSource || is_const_lit_v || StrTypeCommon; +template +concept StrSourceNoLiteral = StdStrSource || StrTypeCommon; + template struct is_std_string : std::false_type{}; template @@ -4020,7 +4023,7 @@ struct find_all_container { size_t positions_[N]; size_t added_{}; - void emplace_back(size_t pos) { + constexpr void emplace_back(size_t pos) { positions_[added_++] = pos; } }; @@ -5442,37 +5445,133 @@ constexpr expr_concat, to_str_exp_t...> e_concat( return { to_subst(std::forward(glue)), to_subst(std::forward(args))...}; } +struct parse_subst_string_error { + parse_subst_string_error(const char*){} +}; + namespace details { +template +constexpr size_t parse_pattern_string(str_src pattern, const auto& add_part, const auto& add_param) { + char used_args[NParams] = {0}; + const K* first = pattern.begin(), *last = pattern.end(), *start = first; + size_t all_len = 0; + + auto find = [](const K* from, const K* last, K s) { + while (from != last) { + if (*from == s) { + break; + } + from++; + } + return from; + }; + size_t idx_in_data = 0, idx_in_params = 0; + + while (first != last) { + bool cont = false; + const K* open_pos = first; + if (*first != '{') { + open_pos = find(first, last, '{'); + + for (;;) { + const K* close_pos = find(first, open_pos, '}'); + if (close_pos == open_pos) { + if (open_pos < last && open_pos[1] == '{') { + unsigned len = open_pos - first + 1; + all_len += len; + add_part(first - start, len); + first = open_pos + 2; + cont = true; + } else if (unsigned len = open_pos - first) { + add_part(first - start, len); + all_len += len; + } + break; + } + ++close_pos; + if (close_pos == open_pos || *close_pos != '}') { + throw parse_subst_string_error{"unescaped }"}; + } + unsigned len = close_pos - first; + add_part(first - start, len); + all_len += len; + first = ++close_pos; + } + if (open_pos == last) { + break; + } + } + if (cont) { + continue; + } + + if (++open_pos == last) { + throw parse_subst_string_error{"unescaped {"}; + } + if (*open_pos == '}') { + if (idx_in_params == -1) { + throw parse_subst_string_error{"already used param ids"}; + } + used_args[idx_in_params] = 1; + add_param(idx_in_params++); + first = open_pos + 1; + } else if (*open_pos == '{') { + add_part(open_pos - start, 1); + all_len++; + first = open_pos + 1; + } else { + if (idx_in_params != 0 && idx_in_params != -1) { + throw parse_subst_string_error{"already used non id params"}; + } + idx_in_params = -1; + const K* end = find(open_pos, last, '}'); + if (end == last) { + throw parse_subst_string_error{"not found }"}; + } + auto [p, err, _] = str_src(open_pos, end - open_pos).template to_int(); + if (err != IntConvertResult::Success || p < 1 || p > NParams) { + throw parse_subst_string_error{"bad param id"}; + } + used_args[--p] = 1; + add_param(p); + first = end + 1; + } + } + for (auto c : used_args) { + if (!c) { + throw parse_subst_string_error{"unused param"}; + } + } + return all_len; +} + +struct portion { + unsigned start: 16; + unsigned len: 15; + unsigned is_param: 1; + + portion() = default; + + constexpr void set_param(unsigned param) { + if (param >= (1 << 16)) { + throw parse_subst_string_error{"the parameter id is too large"}; + } + start = param; + is_param = 1; + } + constexpr void set_part(unsigned from, unsigned l) { + if (from >= (1 << 16) || len >= (1 << 15)) { + throw parse_subst_string_error{"the string part is too large"}; + } + start = from; + len = l; + is_param = 0; + } +}; + template struct subst_params { - struct parse_subst_string_error { - parse_subst_string_error(const char*){} - }; - - struct portion { - unsigned start: 16; - unsigned len: 15; - unsigned is_param: 1; - - portion() = default; - - constexpr void set_param(unsigned param) { - if (param >= (1 << 16)) { - throw parse_subst_string_error{"the parameter id is too large"}; - } - start = param; - is_param = 1; - } - constexpr void set_part(unsigned from, unsigned l) { - if (from >= (1 << 16) || len >= (1 << 15)) { - throw parse_subst_string_error{"the string part is too large"}; - } - start = from; - len = l; - is_param = 0; - } - }; inline static constexpr size_t NParams = sizeof...(Args); inline static constexpr size_t PtLen = const_lit::Count; @@ -5482,100 +5581,14 @@ struct subst_params { unsigned actual_{}; // The pattern string can be divided into a maximum of this number of portions. // "a{}a{}a{}a" - Two portions of one symbol from the edges, and two portions for every three symbols - portion portions_[2 + PtLen / 3 * 2]{}; + portion portions_[2 + (PtLen - 1) * 2 / 3]{}; consteval subst_params(Pt&& pattern) : source_(pattern) { - const K* first = pattern; - const K* last = first + PtLen - 1; - char used_args[NParams] = {0}; - - auto find = [](const K* from, const K* last, K s) { - while (from != last) { - if (*from == s) { - break; - } - from++; - } - return from; - }; - size_t idx_in_data = 0, idx_in_params = 0; - - while (first != last) { - bool cont = false; - const K* open_pos = first; - if (*first != '{') { - open_pos = find(first, last, '{'); - - for (;;) { - const K* close_pos = find(first, open_pos, '}'); - if (close_pos == open_pos) { - if (open_pos < last && open_pos[1] == '{') { - unsigned len = open_pos - first + 1; - portions_[idx_in_data++].set_part(first - pattern, len); - all_len_ += len; - first = open_pos + 2; - cont = true; - } else if (unsigned len = open_pos - first) { - portions_[idx_in_data++].set_part(first - pattern, len); - all_len_ += len; - } - break; - } - ++close_pos; - if (close_pos == open_pos || *close_pos != '}') { - throw parse_subst_string_error{"unescaped }"}; - } - unsigned len = close_pos - first; - portions_[idx_in_data++].set_part(first - pattern, len); - all_len_ += len; - first = ++close_pos; - } - if (open_pos == last) { - break; - } - } - if (cont) { - continue; - } - - if (++open_pos == last) { - throw parse_subst_string_error{"unescaped {"}; - } - if (*open_pos == '}') { - if (idx_in_params == -1) { - throw parse_subst_string_error{"already used param ids"}; - } - used_args[idx_in_params]++; - portions_[idx_in_data++].set_param(idx_in_params++); - first = open_pos + 1; - } else if (*open_pos == '{') { - portions_[idx_in_data++].set_part(open_pos - pattern, 1); - all_len_++; - first = open_pos + 1; - } else { - if (idx_in_params != 0 && idx_in_params != -1) { - throw parse_subst_string_error{"already used non id params"}; - } - idx_in_params = -1; - const K* end = find(open_pos, last, '}'); - if (end == last) { - throw parse_subst_string_error{"not found }"}; - } - auto [p, err, _] = str_src(open_pos, end - open_pos).template to_int(); - if (err != IntConvertResult::Success || p < 1 || p > NParams) { - throw parse_subst_string_error{"bad param id"}; - } - used_args[--p]++; - portions_[idx_in_data++].set_param(p); - first = end + 1; - } - } - for (auto c : used_args) { - if (!c) { - throw parse_subst_string_error{"unused param"}; - } - } - actual_ = idx_in_data; + all_len_ = parse_pattern_string(pattern, [this](unsigned from, unsigned len){ + portions_[actual_++].set_part(from, len); + }, [&, this](unsigned param) { + portions_[actual_++].set_param(param); + }); } }; @@ -5632,6 +5645,87 @@ struct expr_subst : expr_to_std_string> { } }; +template +struct expr_vsubst : expr_to_std_string> { + inline static constexpr size_t Nparams = sizeof...(Args); + using symb_type = K; + using store_t = std::tuple...>; + + details::portion portions_[Nparams * 2 + 1]; + std::vector more_portions_; + store_t args_; + str_src pattern_; + size_t all_len_{}; + unsigned actual_{}; + + constexpr expr_vsubst(str_src pattern, Args&&...args) + : pattern_(pattern) + , args_(to_subst(std::forward(args))...) { + + all_len_ = details::parse_pattern_string(pattern_, [this](unsigned from, unsigned len) { + if (actual_ < std::size(portions_) - 1) { + portions_[actual_++].set_part(from, len); + } else { + more_portions_.emplace_back().set_part(from, len); + } + }, [&, this](unsigned param) { + if (actual_ < std::size(portions_) - 1) { + portions_[actual_++].set_param(param); + } else { + more_portions_.emplace_back().set_param(param); + } + }); + } + constexpr size_t length() const noexcept { + return [this](std::index_sequence) { + size_t idx = 0; + size_t expr_length_[Nparams] = {}; + ((expr_length_[idx++] = std::get(args_).length()),...); + size_t l = all_len_; + for (idx = 0; idx < actual_; idx++) { + if (portions_[idx].is_param) { + l += expr_length_[portions_[idx].start]; + } + } + for (const auto& p : more_portions_) { + if (p.is_param) { + l += expr_length_[p.start]; + } + } + return l; + }(std::make_index_sequence()); + } + template + constexpr K* place_idx(K* ptr, size_t idx) const noexcept { + if (idx == Idx) { + return (K*)std::get(args_).place((typename std::remove_cvref_t>::symb_type*)ptr); + } + if constexpr (Idx < Nparams - 1) { + return place_idx(ptr, idx); + } + return ptr; + } + constexpr K* place(K* ptr) const noexcept { + for (size_t idx = 0; idx < actual_; idx++) { + if (portions_[idx].is_param) { + ptr = place_idx<0>(ptr, portions_[idx].start); + } else { + ch_traits::copy(ptr, pattern_.symbols() + portions_[idx].start, portions_[idx].len); + ptr += portions_[idx].len; + } + } + for (const auto& p : more_portions_) { + if (p.is_param) { + ptr = place_idx<0>(ptr, p.start); + } else { + ch_traits::copy(ptr, pattern_.symbols() + p.start, p.len); + ptr += p.len; + } + } + return ptr; + } +}; + /*! * @ingroup StrExprs * @ru @brief Создает строковое выражение, которое подставляет в заданные места в строковом литерале - образце значения переданных строковых выражений. @@ -5689,6 +5783,53 @@ constexpr auto e_subst(T&& str_pattern, const details::subst_params text = e_vsubst(pattern, from, total, success ? "success"_ss : "fail"_ss); + * ``` + */ +template requires (sizeof...(Args) > 0) +constexpr auto e_vsubst(T&& str_pattern, Args&&...args) { + return expr_vsubst, Args...>{str_pattern, std::forward(args)...}; +} + /*! * @ru @brief Небольшое пространство для методов работы со стандартными строками. * @en @brief Small namespace for standard string methods. diff --git a/readme.md b/readme.md index 5a4f5cc..04f6f70 100644 --- a/readme.md +++ b/readme.md @@ -3,7 +3,7 @@ [![CMake on multiple platforms](https://github.com/orefkov/simstr/actions/workflows/cmake-multi-platform.yml/badge.svg)](https://github.com/orefkov/simstr/actions/workflows/cmake-multi-platform.yml) -Version 1.6.1. +Version 1.6.2.

    Speed up your work with strings by 2-10 times!

    @@ -323,8 +323,8 @@ function(add_simstr) simstr GIT_REPOSITORY https://github.com/orefkov/simstr.git GIT_SHALLOW TRUE - GIT_TAG tags/rel1.6.1 # Specify the desired release - FIND_PACKAGE_ARGS NAMES simstr 1.6.1 + GIT_TAG tags/rel1.6.2 # Specify the desired release + FIND_PACKAGE_ARGS NAMES simstr 1.6.2 ) FetchContent_MakeAvailable(simstr) endfunction() diff --git a/readme_ru.md b/readme_ru.md index 9a3635e..b44bd5f 100644 --- a/readme_ru.md +++ b/readme_ru.md @@ -3,7 +3,7 @@ [![CMake on multiple platforms](https://github.com/orefkov/simstr/actions/workflows/cmake-multi-platform.yml/badge.svg)](https://github.com/orefkov/simstr/actions/workflows/cmake-multi-platform.yml) -Версия 1.6.1. +Версия 1.6.2.

    Ускорь работу со строками в 2-10 раз!

    @@ -324,8 +324,8 @@ function(add_simstr) simstr GIT_REPOSITORY https://github.com/orefkov/simstr.git GIT_SHALLOW TRUE - GIT_TAG tags/rel1.6.1 # Укажите нужный релиз - FIND_PACKAGE_ARGS NAMES simstr 1.6.1 + GIT_TAG tags/rel1.6.2 # Укажите нужный релиз + FIND_PACKAGE_ARGS NAMES simstr 1.6.2 ) FetchContent_MakeAvailable(simstr) endfunction() diff --git a/src/sstring.cpp b/src/sstring.cpp index 299453f..0df290b 100644 --- a/src/sstring.cpp +++ b/src/sstring.cpp @@ -1,5 +1,5 @@ /* - * ver. 1.6.1 + * ver. 1.6.2 * (c) Проект "SimStr", Александр Орефков orefkov@gmail.com * Реализация строковых функций * (c) Project "SimStr", Aleksandr Orefkov orefkov@gmail.com diff --git a/tests/test_expr_only.cpp b/tests/test_expr_only.cpp index e37b422..31ab82d 100644 --- a/tests/test_expr_only.cpp +++ b/tests/test_expr_only.cpp @@ -1,5 +1,5 @@ /* - * ver. 1.6.1 + * ver. 1.6.2 * (c) Проект "SimStr", Александр Орефков orefkov@gmail.com * Тесты simstr * (c) Project "SimStr", Aleksandr Orefkov orefkov@gmail.com @@ -334,4 +334,14 @@ TEST(StrExpr, Subst) { EXPECT_EQ(u16t, u"Test test=2, test"); } +TEST(StrExpr, VSubst) { + const auto ttt = "test"_ss; + int ii = 3; + auto pattern = "Test {{--}} {}=, {}"_ss; + std::string t = e_vsubst(pattern, ttt, ii); + EXPECT_EQ(t, "Test {--} test=, 3"); + t = e_vsubst("{1}-{1}-{1}-{1}-{1}-{1}-{1}-{1}"_ss, "abc"); + EXPECT_EQ(t, "abc-abc-abc-abc-abc-abc-abc-abc"); +} + } // namespace simstr::tests diff --git a/tests/test_str.cpp b/tests/test_str.cpp index 48badf2..5090b34 100644 --- a/tests/test_str.cpp +++ b/tests/test_str.cpp @@ -1,5 +1,5 @@ /* - * ver. 1.6.1 + * ver. 1.6.2 * (c) Проект "SimStr", Александр Орефков orefkov@gmail.com * Тесты simstr * (c) Project "SimStr", Aleksandr Orefkov orefkov@gmail.com @@ -2050,6 +2050,9 @@ TEST(SimStr, ConstEval) { stringa test_copy = ce_sample(0, 10); EXPECT_EQ(test_copy, "sample tes"); + + constexpr cestring ce_repl = e_repl("test", "e", "--"); + static_assert(ce_repl == "t--st"); } } // namespace simstr::tests diff --git a/tests/test_tostrexpr.cpp b/tests/test_tostrexpr.cpp index 4969816..eacf22c 100644 --- a/tests/test_tostrexpr.cpp +++ b/tests/test_tostrexpr.cpp @@ -1,5 +1,5 @@ /* - * ver. 1.6.1 + * ver. 1.6.2 * (c) Проект "SimStr", Александр Орефков orefkov@gmail.com * Тесты simstr * (c) Project "SimStr", Aleksandr Orefkov orefkov@gmail.com