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frabbit/cpp-benchmark

Last active February 20, 2017 14:11
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Raw
cpp-benchmark
charCodeAt 1 native 0 : 1x
charCodeAt 1 ucs2 0.0001 : 1.4x
charCodeAt 1 utf32 0.0001 : 1.12x
charCodeAt 1 utf8 0.0002 : 2.27x
charCodeAt 1 utf16 0.0001 : 1.49x
charCodeAt n native 0 : 1x
charCodeAt n ucs2 0.0001 : 1.46x
charCodeAt n utf32 0.0001 : 1.08x
charCodeAt n utf8 0.1279 : 1279.94x
charCodeAt n utf16 0.0918 : 918.07x
charCodeAt n/2 native 0 : 1x
charCodeAt n/2 ucs2 0.0001 : 1.53x
charCodeAt n/2 utf32 0.0001 : 1.17x
charCodeAt n/2 utf8 0.0621 : 621.92x
charCodeAt n/2 utf16 0.0467 : 467.61x
fastCodeAt 1 native 0 : 1x
fastCodeAt 1 ucs2 0 : 1x
fastCodeAt 1 utf32 0 : 1x
fastCodeAt 1 utf8 0.0001 : 1.95x
fastCodeAt 1 utf16 0.0001 : 1.57x
fastCodeAt n native 0 : 1x
fastCodeAt n ucs2 0 : 1x
fastCodeAt n utf32 0 : 1x
fastCodeAt n utf8 0.1098 : 1098.26x
fastCodeAt n utf16 0.0792 : 792.07x
fastCodeAt n/2 native 0 : 1x
fastCodeAt n/2 ucs2 0.0001 : 1.05x
fastCodeAt n/2 utf32 0 : 1x
fastCodeAt n/2 utf8 0.0578 : 578.65x
fastCodeAt n/2 utf16 0.0363 : 363.96x
indexOf native 0.0002 : 1x
indexOf ucs2 0.0031 : 13.13x
indexOf utf32 0.0057 : 24.4x
indexOf utf8 0.0111 : 46.8x
indexOf utf16 0.0034 : 14.47x
lastIndexOf native 0.0001 : 1x
lastIndexOf ucs2 0.0021 : 12.28x
lastIndexOf utf32 0.0038 : 22.72x
lastIndexOf utf8 0.1647 : 963.56x
lastIndexOf utf16 0.053 : 310.3x
length native 0 : 1x
length ucs2 0.0001 : 1.08x
length utf32 0 : 1x
length utf8 0 : 1x
length utf16 0.0001 : 1.01x
split native 0.0033 : 1x
split ucs2 0.0423 : 12.68x
split utf32 0.0877 : 26.26x
split utf8 0.1823 : 54.58x
split utf16 0.097 : 29.03x
substr native 0 : 1x
substr ucs2 0.0005 : 5.03x
substr utf32 0.0002 : 2.09x
substr utf8 0.0207 : 207.97x
substr utf16 0.018 : 180.29x
substring native 0 : 1x
substring ucs2 0.0001 : 1.56x
substring utf32 0.0002 : 2.06x
substring utf8 0.0159 : 159.85x
substring utf16 0.0155 : 155.57x
toLowerCase native 0.001 : 1x
toLowerCase ucs2 0.0106 : 10.23x
toLowerCase utf32 0.0178 : 17.22x
toLowerCase utf8 0.072 : 69.54x
toLowerCase utf16 0.0389 : 37.63x
toUpperCase native 0.001 : 1x
toUpperCase ucs2 0.0107 : 9.91x
toUpperCase utf32 0.0167 : 15.43x
toUpperCase utf8 0.0852 : 78.68x
toUpperCase utf16 0.0375 : 34.63x
Raw
cs-benchmark
charCodeAt 1 native 0 : 1x
charCodeAt 1 ucs2 0 : 1x
charCodeAt 1 utf32 0 : 1x
charCodeAt 1 utf8 0 : 1x
charCodeAt 1 utf16 0 : 1x
charCodeAt n native 0 : 1x
charCodeAt n ucs2 0 : 1x
charCodeAt n utf32 0 : 1x
charCodeAt n utf8 0.019 : 190.86x
charCodeAt n utf16 0.0073 : 73.08x
charCodeAt n/2 native 0.0003 : 1x
charCodeAt n/2 ucs2 0.0001 : 0.27x
charCodeAt n/2 utf32 0.0002 : 0.52x
charCodeAt n/2 utf8 0.0097 : 25.09x
charCodeAt n/2 utf16 0.0038 : 9.95x
fastCodeAt 1 native 0 : 1x
fastCodeAt 1 ucs2 0 : 1x
fastCodeAt 1 utf32 0 : 1x
fastCodeAt 1 utf8 0 : 1x
fastCodeAt 1 utf16 0 : 1x
fastCodeAt n native 0 : 1x
fastCodeAt n ucs2 0 : 1x
fastCodeAt n utf32 0 : 1x
fastCodeAt n utf8 0.0195 : 195.53x
fastCodeAt n utf16 0.0061 : 61.82x
fastCodeAt n/2 native 0.0001 : 1x
fastCodeAt n/2 ucs2 0.0001 : 0.75x
fastCodeAt n/2 utf32 0.0001 : 0.89x
fastCodeAt n/2 utf8 0.0099 : 73.09x
fastCodeAt n/2 utf16 0.0033 : 24.61x
indexOf native 0.001 : 1x
indexOf ucs2 0.0001 : 0.13x
indexOf utf32 0.0005 : 0.55x
indexOf utf8 0.0008 : 0.76x
indexOf utf16 0.0008 : 0.76x
lastIndexOf native 0.0041 : 1x
lastIndexOf ucs2 0.0001 : 0.02x
lastIndexOf utf32 0.0005 : 0.12x
lastIndexOf utf8 0.0102 : 2.48x
lastIndexOf utf16 0.0053 : 1.3x
length native 0 : 1x
length ucs2 0 : 1x
length utf32 0 : 1x
length utf8 0 : 1x
length utf16 0 : 1x
split native 0.0066 : 1x
split ucs2 0.0044 : 0.66x
split utf32 0.011 : 1.65x
split utf8 0.017 : 2.54x
split utf16 0.0182 : 2.72x
substr native 0.0002 : 1x
substr ucs2 0.0002 : 0.72x
substr utf32 0.0002 : 0.79x
substr utf8 0.0029 : 10.44x
substr utf16 0.0036 : 12.91x
substring native 0.0002 : 1x
substring ucs2 0.0001 : 0.67x
substring utf32 0.0002 : 1.04x
substring utf8 0.003 : 10.64x
substring utf16 0.0036 : 12.68x
toLowerCase native 0.0035 : 1x
toLowerCase ucs2 0.0027 : 0.76x
toLowerCase utf32 0.0025 : 0.7x
toLowerCase utf8 0.0057 : 1.62x
toLowerCase utf16 0.003 : 0.87x
toUpperCase native 0.0039 : 1x
toUpperCase ucs2 0.0027 : 0.7x
toUpperCase utf32 0.0028 : 0.71x
toUpperCase utf8 0.0057 : 1.46x
toUpperCase utf16 0.0028 : 0.73x
Raw
java-benchmark
charCodeAt 1 native 0 : 1x
charCodeAt 1 ucs2 0 : 1x
charCodeAt 1 utf32 0 : 1x
charCodeAt 1 utf8 0 : 1x
charCodeAt 1 utf16 0 : 1x
charCodeAt n native 0 : 1x
charCodeAt n ucs2 0 : 1x
charCodeAt n utf32 0 : 1x
charCodeAt n utf8 0.016 : 160x
charCodeAt n utf16 0.0059 : 59.99x
charCodeAt n/2 native 9.0E-4 : 1x
charCodeAt n/2 ucs2 0.001 : 1x
charCodeAt n/2 utf32 0 : 0.1x
charCodeAt n/2 utf8 0.0139 : 14x
charCodeAt n/2 utf16 0.013 : 13x
fastCodeAt 1 native 0 : 1x
fastCodeAt 1 ucs2 0 : 1x
fastCodeAt 1 utf32 9.0E-4 : 9.99x
fastCodeAt 1 utf8 0 : 1x
fastCodeAt 1 utf16 0 : 1x
fastCodeAt n native 0 : 1x
fastCodeAt n ucs2 0 : 1x
fastCodeAt n utf32 0 : 1x
fastCodeAt n utf8 0.0109 : 109.99x
fastCodeAt n utf16 0.003 : 30x
fastCodeAt n/2 native 9.0E-4 : 1x
fastCodeAt n/2 ucs2 0 : 0.1x
fastCodeAt n/2 utf32 0 : 0.1x
fastCodeAt n/2 utf8 0.011 : 11x
fastCodeAt n/2 utf16 0.0099 : 10x
indexOf native 0 : 1x
indexOf ucs2 0 : 1x
indexOf utf32 0.003 : 30x
indexOf utf8 0.003 : 30x
indexOf utf16 0.006 : 60x
lastIndexOf native 9.0E-4 : 1x
lastIndexOf ucs2 0 : 0.1x
lastIndexOf utf32 0.0029 : 3x
lastIndexOf utf8 0.016 : 16x
lastIndexOf utf16 0.026 : 26x
length native 0 : 1x
length ucs2 0 : 1x
length utf32 0 : 1x
length utf8 0 : 1x
length utf16 0 : 1x
split native 0.004 : 1x
split ucs2 0 : 0.02x
split utf32 0.0189 : 4.74x
split utf8 0.0349 : 8.74x
split utf16 0.048 : 11.99x
substr native 0 : 1x
substr ucs2 0 : 1x
substr utf32 9.0E-4 : 9.99x
substr utf8 0.0059 : 59.99x
substr utf16 0.0099 : 99.99x
substring native 0 : 1x
substring ucs2 0 : 1x
substring utf32 0 : 1x
substring utf8 0.015 : 150x
substring utf16 0.015 : 150x
toLowerCase native 0.008 : 1x
toLowerCase ucs2 0.006 : 0.74x
toLowerCase utf32 0.0079 : 0.99x
toLowerCase utf8 0.006 : 0.74x
toLowerCase utf16 0.009 : 1.12x
toUpperCase native 0.009 : 1x
toUpperCase ucs2 0.006 : 0.66x
toUpperCase utf32 0.009 : 1x
toUpperCase utf8 0.009 : 1x
toUpperCase utf16 0.0109 : 1.22x
Raw
js-benchmark
charCodeAt 1 native 0 : 1x
charCodeAt 1 ucs2 0 : 1x
charCodeAt 1 utf32 0 : 1x
charCodeAt 1 utf8 0.0009 : 9.99x
charCodeAt 1 utf16 0 : 1x
charCodeAt n native 0 : 1x
charCodeAt n ucs2 0 : 1x
charCodeAt n utf32 0.0009 : 9.99x
charCodeAt n utf8 0.0759 : 759.99x
charCodeAt n utf16 0.025 : 250x
charCodeAt n/2 native 0 : 1x
charCodeAt n/2 ucs2 0.001 : 10x
charCodeAt n/2 utf32 0 : 1x
charCodeAt n/2 utf8 0.04 : 400x
charCodeAt n/2 utf16 0.0139 : 139.99x
fastCodeAt 1 native 0 : 1x
fastCodeAt 1 ucs2 0.0009 : 9.99x
fastCodeAt 1 utf32 0 : 1x
fastCodeAt 1 utf8 0.0009 : 9.99x
fastCodeAt 1 utf16 0.0009 : 9.99x
fastCodeAt n native 0 : 1x
fastCodeAt n ucs2 0 : 1x
fastCodeAt n utf32 0 : 1x
fastCodeAt n utf8 0.07 : 700x
fastCodeAt n utf16 0.0179 : 179.99x
fastCodeAt n/2 native 0.0009 : 1x
fastCodeAt n/2 ucs2 0 : 0.1x
fastCodeAt n/2 utf32 0.0009 : 1x
fastCodeAt n/2 utf8 0.0339 : 34x
fastCodeAt n/2 utf16 0.011 : 11x
indexOf native 0 : 1x
indexOf ucs2 0 : 1x
indexOf utf32 0.002 : 20x
indexOf utf8 0.003 : 30x
indexOf utf16 0.003 : 30x
lastIndexOf native 0.0009 : 1x
lastIndexOf ucs2 0 : 0.1x
lastIndexOf utf32 0.002 : 2x
lastIndexOf utf8 0.0469 : 47x
lastIndexOf utf16 0.0199 : 20x
length native 0 : 1x
length ucs2 0 : 1x
length utf32 0 : 1x
length utf8 0 : 1x
length utf16 0 : 1x
split native 0 : 1x
split ucs2 0.0009 : 9.99x
split utf32 0.0469 : 469.99x
split utf8 0.1369 : 1369.99x
split utf16 0.148 : 1480x
substr native 0 : 1x
substr ucs2 0.0009 : 9.99x
substr utf32 0.0009 : 9.99x
substr utf8 0.0199 : 199.99x
substr utf16 0.0149 : 149.99x
substring native 0 : 1x
substring ucs2 0 : 1x
substring utf32 0.001 : 10x
substring utf8 0.0159 : 159.99x
substring utf16 0.015 : 150x
toLowerCase native 0.0009 : 1x
toLowerCase ucs2 0 : 0.1x
toLowerCase utf32 0.0139 : 14x
toLowerCase utf8 0.017 : 17x
toLowerCase utf16 0.0069 : 7x
toUpperCase native 0.001 : 1x
toUpperCase ucs2 0 : 0.09x
toUpperCase utf32 0.006 : 5.99x
toUpperCase utf8 0.0179 : 17.99x
toUpperCase utf16 0.005 : 4.99x
Raw
lua-benchmark
charCodeAt 1 native 0.0002 : 1x
charCodeAt 1 ucs2 0 : 0.43x
charCodeAt 1 utf32 0 : 0.43x
charCodeAt 1 utf8 0 : 0.43x
charCodeAt 1 utf16 0.0003 : 1.48x
charCodeAt n native 0.0004 : 1x
charCodeAt n ucs2 0 : 0.21x
charCodeAt n utf32 0 : 0.21x
charCodeAt n utf8 0.0307 : 65.5x
charCodeAt n utf16 0.3674 : 781.62x
charCodeAt n/2 native 0.0004 : 1x
charCodeAt n/2 ucs2 0 : 0.21x
charCodeAt n/2 utf32 0 : 0.21x
charCodeAt n/2 utf8 0.0146 : 31.61x
charCodeAt n/2 utf16 0.1817 : 391.43x
fastCodeAt 1 native 0 : 1x
fastCodeAt 1 ucs2 0 : 1x
fastCodeAt 1 utf32 0 : 1x
fastCodeAt 1 utf8 0 : 1x
fastCodeAt 1 utf16 0.0001 : 1.83x
fastCodeAt n native 0.0001 : 1x
fastCodeAt n ucs2 0 : 0.66x
fastCodeAt n utf32 0 : 0.66x
fastCodeAt n utf8 0.0305 : 202.43x
fastCodeAt n utf16 0.3651 : 2419.19x
fastCodeAt n/2 native 0.0001 : 1x
fastCodeAt n/2 ucs2 0 : 0.6x
fastCodeAt n/2 utf32 0 : 0.6x
fastCodeAt n/2 utf8 0.0153 : 92.21x
fastCodeAt n/2 utf16 0.1841 : 1109.73x
indexOf native 0 : 1x
indexOf ucs2 0.0002 : 2.98x
indexOf utf32 0.0012 : 12.54x
indexOf utf8 0.0006 : 6.2x
indexOf utf16 0.0155 : 155.42x
lastIndexOf native 0.0005 : 1x
lastIndexOf ucs2 0.0002 : 0.51x
lastIndexOf utf32 0.0004 : 0.8x
lastIndexOf utf8 0.0068 : 11.96x
lastIndexOf utf16 0.2214 : 387.07x
length native 0 : 1x
length ucs2 0 : 1x
length utf32 0 : 1x
length utf8 0 : 1x
length utf16 0 : 1x
split native 0.0018 : 1x
split ucs2 0.0203 : 10.84x
split utf32 0.044 : 23.48x
split utf8 0.0183 : 9.78x
split utf16 0.2724 : 145.4x
substr native 0 : 1x
substr ucs2 0.0026 : 26.36x
substr utf32 0.0048 : 48.61x
substr utf8 0.0094 : 94.33x
substr utf16 0.0428 : 428.74x
substring native 0 : 1x
substring ucs2 0.0032 : 32.41x
substring utf32 0.005 : 50.33x
substring utf8 0.003 : 30.52x
substring utf16 0.0281 : 281x
toLowerCase native 0.0007 : 1x
toLowerCase ucs2 0.0596 : 83.12x
toLowerCase utf32 0.1034 : 144.12x
toLowerCase utf8 0.009 : 12.63x
toLowerCase utf16 0.054 : 75.29x
toUpperCase native 0.0003 : 1x
toUpperCase ucs2 0.0629 : 179.9x
toUpperCase utf32 0.1047 : 299.19x
toUpperCase utf8 0.008 : 23.05x
toUpperCase utf16 0.0608 : 173.88x
Raw
neko-benchmark
charCodeAt 1 native 0 : 1x
charCodeAt 1 ucs2 0.0001 : 1.89x
charCodeAt 1 utf32 0.0001 : 1.78x
charCodeAt 1 utf8 0.0002 : 2.51x
charCodeAt 1 utf16 0.0002 : 2.31x
charCodeAt n native 0 : 1x
charCodeAt n ucs2 0.0001 : 1.74x
charCodeAt n utf32 0.0002 : 2.03x
charCodeAt n utf8 0.2821 : 2821.49x
charCodeAt n utf16 0.3003 : 3003.99x
charCodeAt n/2 native 0.0001 : 1x
charCodeAt n/2 ucs2 0.0002 : 1.71x
charCodeAt n/2 utf32 0.0002 : 1.89x
charCodeAt n/2 utf8 0.1388 : 1137.82x
charCodeAt n/2 utf16 0.1502 : 1231.24x
fastCodeAt 1 native 0 : 1x
fastCodeAt 1 ucs2 0 : 1x
fastCodeAt 1 utf32 0.0001 : 1.1x
fastCodeAt 1 utf8 0.0002 : 2.19x
fastCodeAt 1 utf16 0.0002 : 2.05x
fastCodeAt n native 0 : 1x
fastCodeAt n ucs2 0.0001 : 1.11x
fastCodeAt n utf32 0.0001 : 1.31x
fastCodeAt n utf8 0.2504 : 2504.91x
fastCodeAt n utf16 0.2804 : 2804.12x
fastCodeAt n/2 native 0 : 1x
fastCodeAt n/2 ucs2 0.0001 : 1.58x
fastCodeAt n/2 utf32 0.0001 : 1.62x
fastCodeAt n/2 utf8 0.1259 : 1259.38x
fastCodeAt n/2 utf16 0.136 : 1360.25x
indexOf native 0.0002 : 1x
indexOf ucs2 0.0054 : 18.63x
indexOf utf32 0.0097 : 33.38x
indexOf utf8 0.0186 : 64x
indexOf utf16 0.0138 : 47.57x
lastIndexOf native 0.0035 : 1x
lastIndexOf ucs2 0.0042 : 1.2x
lastIndexOf utf32 0.0077 : 2.17x
lastIndexOf utf8 0.2689 : 75.38x
lastIndexOf utf16 0.221 : 61.95x
length native 0 : 1x
length ucs2 0 : 1x
length utf32 0 : 1x
length utf8 0 : 1x
length utf16 0 : 1x
split native 0.0051 : 1x
split ucs2 0.0806 : 15.73x
split utf32 0.1721 : 33.59x
split utf8 0.3391 : 66.18x
split utf16 0.3255 : 63.53x
substr native 0.0003 : 1x
substr ucs2 0.0002 : 0.75x
substr utf32 0.0005 : 1.74x
substr utf8 0.0427 : 133.36x
substr utf16 0.0523 : 163.06x
substring native 0 : 1x
substring ucs2 0 : 1x
substring utf32 0.0005 : 5.14x
substring utf8 0.0314 : 314.48x
substring utf16 0.0408 : 408.76x
toLowerCase native 0.0127 : 1x
toLowerCase ucs2 0.0352 : 2.75x
toLowerCase utf32 0.0681 : 5.32x
toLowerCase utf8 0.061 : 4.77x
toLowerCase utf16 0.0933 : 7.29x
toUpperCase native 0.0201 : 1x
toUpperCase ucs2 0.0355 : 1.76x
toUpperCase utf32 0.0654 : 3.25x
toUpperCase utf8 0.0609 : 3.02x
toUpperCase utf16 0.0831 : 4.12x
Raw
php-benchmark
charCodeAt 1 native 0.0007 : 1x
charCodeAt 1 ucs2 0.0012 : 1.69x
charCodeAt 1 utf32 0.001 : 1.48x
charCodeAt 1 utf8 0.0015 : 2.19x
charCodeAt 1 utf16 0.0011 : 1.58x
charCodeAt n native 0.0007 : 1x
charCodeAt n ucs2 0.0012 : 1.66x
charCodeAt n utf32 0.0014 : 1.88x
charCodeAt n utf8 0.3687 : 490.99x
charCodeAt n utf16 0.5308 : 706.85x
charCodeAt n/2 native 0.0013 : 1x
charCodeAt n/2 ucs2 0.0015 : 1.14x
charCodeAt n/2 utf32 0.0013 : 1x
charCodeAt n/2 utf8 0.1852 : 137.53x
charCodeAt n/2 utf16 0.2683 : 199.21x
fastCodeAt 1 native 0.0007 : 1x
fastCodeAt 1 ucs2 0.0009 : 1.42x
fastCodeAt 1 utf32 0.0007 : 1.08x
fastCodeAt 1 utf8 0.0014 : 2.01x
fastCodeAt 1 utf16 0.001 : 1.55x
fastCodeAt n native 0.0007 : 1x
fastCodeAt n ucs2 0.0009 : 1.28x
fastCodeAt n utf32 0.0008 : 1.1x
fastCodeAt n utf8 0.3534 : 487.56x
fastCodeAt n utf16 0.5303 : 731.42x
fastCodeAt n/2 native 0.001 : 1x
fastCodeAt n/2 ucs2 0.0012 : 1.12x
fastCodeAt n/2 utf32 0.001 : 0.97x
fastCodeAt n/2 utf8 0.1715 : 159.55x
fastCodeAt n/2 utf16 0.2781 : 258.74x
indexOf native 0.0001 : 1x
indexOf ucs2 0.0096 : 54.57x
indexOf utf32 0.0181 : 103.26x
indexOf utf8 0.0652 : 370.65x
indexOf utf16 0.0234 : 133.12x
lastIndexOf native 0.0001 : 1x
lastIndexOf ucs2 0.0066 : 40.18x
lastIndexOf utf32 0.0141 : 85.38x
lastIndexOf utf8 1.0052 : 6057.94x
lastIndexOf utf16 0.3664 : 2208.18x
length native 0.0006 : 1x
length ucs2 0.0005 : 0.89x
length utf32 0.0005 : 0.83x
length utf8 0.0006 : 0.92x
length utf16 0.0008 : 1.22x
split native 0.0007 : 1x
split ucs2 0.154 : 204.89x
split utf32 0.2936 : 390.51x
split utf8 1.1379 : 1513.29x
split utf16 0.6254 : 831.73x
substr native 0.0001 : 1x
substr ucs2 0.0002 : 2.17x
substr utf32 0.0002 : 2x
substr utf8 0.1061 : 884.83x
substr utf16 0.1152 : 960.9x
substring native 0.0001 : 1x
substring ucs2 0.0002 : 1.89x
substring utf32 0.0002 : 1.75x
substring utf8 0.0868 : 690.11x
substring utf16 0.0922 : 732.42x
toLowerCase native 0.0002 : 1x
toLowerCase ucs2 0.0627 : 222.52x
toLowerCase utf32 0.1314 : 465.98x
toLowerCase utf8 0.3019 : 1070.41x
toLowerCase utf16 0.172 : 610.1x
toUpperCase native 0.0003 : 1x
toUpperCase ucs2 0.0642 : 207.88x
toUpperCase utf32 0.1341 : 434.08x
toUpperCase utf8 0.3839 : 1242.49x
toUpperCase utf16 0.1623 : 525.35x
Raw
php7-benchmark
charCodeAt 1 native 0.0001 : 1x
charCodeAt 1 ucs2 0.0002 : 1.44x
charCodeAt 1 utf32 0.0003 : 1.87x
charCodeAt 1 utf8 0.0003 : 2.06x
charCodeAt 1 utf16 0.0003 : 2.25x
charCodeAt n native 0.0001 : 1x
charCodeAt n ucs2 0.0002 : 1.47x
charCodeAt n utf32 0.0003 : 1.91x
charCodeAt n utf8 0.3387 : 1922.78x
charCodeAt n utf16 0.4775 : 2710.16x
charCodeAt n/2 native 0.0002 : 1x
charCodeAt n/2 ucs2 0.0003 : 1.33x
charCodeAt n/2 utf32 0.0003 : 1.67x
charCodeAt n/2 utf8 0.1696 : 747.66x
charCodeAt n/2 utf16 0.2351 : 1035.9x
fastCodeAt 1 native 0.0001 : 1x
fastCodeAt 1 ucs2 0.0001 : 1.63x
fastCodeAt 1 utf32 0.0002 : 2.01x
fastCodeAt 1 utf8 0.0003 : 2.88x
fastCodeAt 1 utf16 0.0003 : 3.32x
fastCodeAt n native 0.0001 : 1x
fastCodeAt n ucs2 0.0002 : 1.3x
fastCodeAt n utf32 0.0002 : 1.55x
fastCodeAt n utf8 0.3217 : 2089.25x
fastCodeAt n utf16 0.459 : 2980.63x
fastCodeAt n/2 native 0.0001 : 1x
fastCodeAt n/2 ucs2 0.0002 : 1.42x
fastCodeAt n/2 utf32 0.0002 : 1.66x
fastCodeAt n/2 utf8 0.159 : 958.24x
fastCodeAt n/2 utf16 0.2292 : 1381.61x
indexOf native 0 : 1x
indexOf ucs2 0.0092 : 92.39x
indexOf utf32 0.018 : 180.96x
indexOf utf8 0.0227 : 227.59x
indexOf utf16 0.0231 : 231.84x
lastIndexOf native 0 : 1x
lastIndexOf ucs2 0.0067 : 67.99x
lastIndexOf utf32 0.0147 : 147.49x
lastIndexOf utf8 0.3455 : 3455.78x
lastIndexOf utf16 0.3497 : 3497.14x
length native 0 : 1x
length ucs2 0 : 1x
length utf32 0 : 1x
length utf8 0 : 1x
length utf16 0 : 1x
split native 0.0008 : 1x
split ucs2 0.16 : 191.64x
split utf32 0.3197 : 382.86x
split utf8 0.4175 : 500x
split utf16 0.5089 : 609.36x
substr native 0 : 1x
substr ucs2 0 : 1x
substr utf32 0 : 1x
substr utf8 0.0515 : 515.07x
substr utf16 0.0771 : 771.28x
substring native 0 : 1x
substring ucs2 0 : 1x
substring utf32 0 : 1x
substring utf8 0.0389 : 389.17x
substring utf16 0.0606 : 606.79x
toLowerCase native 0.0002 : 1x
toLowerCase ucs2 0.1891 : 790.99x
toLowerCase utf32 0.5293 : 2213.41x
toLowerCase utf8 0.1414 : 591.42x
toLowerCase utf16 0.2975 : 1244.19x
toUpperCase native 0.0002 : 1x
toUpperCase ucs2 0.1902 : 792.4x
toUpperCase utf32 0.5157 : 2148.11x
toUpperCase utf8 0.1492 : 621.53x
toUpperCase utf16 0.2931 : 1221x
Raw
python-benchmark
charCodeAt 1 native 0.0003 : 1x
charCodeAt 1 ucs2 0.0006 : 1.85x
charCodeAt 1 utf32 0.0005 : 1.53x
charCodeAt 1 utf8 0.0007 : 1.95x
charCodeAt 1 utf16 0.0006 : 1.84x
charCodeAt n native 0.0004 : 1x
charCodeAt n ucs2 0.0007 : 1.76x
charCodeAt n utf32 0.0007 : 1.66x
charCodeAt n utf8 0.7015 : 1609.02x
charCodeAt n utf16 1.0036 : 2302.05x
charCodeAt n/2 native 0.0005 : 1x
charCodeAt n/2 ucs2 0.0007 : 1.35x
charCodeAt n/2 utf32 0.0008 : 1.6x
charCodeAt n/2 utf8 0.3497 : 630.48x
charCodeAt n/2 utf16 0.5131 : 925.11x
fastCodeAt 1 native 0.0002 : 1x
fastCodeAt 1 ucs2 0.0003 : 1.32x
fastCodeAt 1 utf32 0.0003 : 1.48x
fastCodeAt 1 utf8 0.0007 : 2.96x
fastCodeAt 1 utf16 0.0007 : 3.1x
fastCodeAt n native 0.0002 : 1x
fastCodeAt n ucs2 0.0004 : 1.8x
fastCodeAt n utf32 0.0005 : 1.92x
fastCodeAt n utf8 0.6742 : 2551.34x
fastCodeAt n utf16 0.9627 : 3643.21x
fastCodeAt n/2 native 0.0003 : 1x
fastCodeAt n/2 ucs2 0.0006 : 1.67x
fastCodeAt n/2 utf32 0.0006 : 1.58x
fastCodeAt n/2 utf8 0.3326 : 851.97x
fastCodeAt n/2 utf16 0.4804 : 1230.65x
indexOf native 0 : 1x
indexOf ucs2 0.0111 : 111.66x
indexOf utf32 0.0222 : 222.98x
indexOf utf8 0.047 : 470.97x
indexOf utf16 0.0355 : 355.03x
lastIndexOf native 0.0001 : 1x
lastIndexOf ucs2 0.0093 : 82.32x
lastIndexOf utf32 0.0175 : 154.37x
lastIndexOf utf8 0.6984 : 6146.04x
lastIndexOf utf16 0.5897 : 5189.51x
length native 0.0001 : 1x
length ucs2 0.0001 : 0.92x
length utf32 0.0001 : 1.02x
length utf8 0.0001 : 0.62x
length utf16 0.0001 : 1.01x
split native 0.0003 : 1x
split ucs2 0.194 : 624.04x
split utf32 0.3992 : 1284.15x
split utf8 0.8311 : 2673.45x
split utf16 0.8496 : 2732.73x
substr native 0 : 1x
substr ucs2 0.0001 : 1.43x
substr utf32 0.0001 : 1.49x
substr utf8 0.1033 : 1033.88x
substr utf16 0.1498 : 1498.25x
substring native 0 : 1x
substring ucs2 0.0001 : 1.37x
substring utf32 0.0001 : 1.38x
substring utf8 0.0854 : 854.11x
substring utf16 0.1191 : 1191.73x
toLowerCase native 0.0001 : 1x
toLowerCase ucs2 0.1438 : 896.37x
toLowerCase utf32 0.2786 : 1735.77x
toLowerCase utf8 0.1672 : 1042.25x
toLowerCase utf16 0.26 : 1620.15x
toUpperCase native 0.0001 : 1x
toUpperCase ucs2 0.141 : 876.56x
toUpperCase utf32 0.2656 : 1650.74x
toUpperCase utf8 0.1866 : 1160.05x
toUpperCase utf16 0.2331 : 1448.57x
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