3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo "++i "; $start = microtime(true); for ($i = 0; $i < 1000000; ++$i); $delta_pre = microtime(true) - $start; printf('%.4F', $delta_pre); echo PHP_EOL; echo "i++ "; $start = microtime(true); for ($i = 0; $i < 1000000; $i++); $delpa_post = microtime(true) - $start; printf('%.4F', $delpa_post); echo PHP_EOL; echo PHP_EOL; printf('%.2F', $delta_pre / $delpa_post * 100); echo "%", PHP_EOL;
Output for 7.2.0
++i 0.0046 i++ 0.0072 63.54%
Output for 7.1.7
++i 0.0061 i++ 0.0099 61.14%
Output for 7.1.6
++i 0.0120 i++ 0.0167 71.75%
Output for 7.1.5
++i 0.0102 i++ 0.0129 79.17%
Output for 7.1.0
++i 0.0100 i++ 0.0131 76.03%
Output for 7.0.20
++i 0.0058 i++ 0.0102 56.80%
Output for 7.0.14
++i 0.0091 i++ 0.0130 70.10%
Output for 7.0.6
++i 0.0096 i++ 0.0114 84.61%
Output for 7.0.5
++i 0.0063 i++ 0.0082 76.02%
Output for 7.0.4
++i 0.0054 i++ 0.0084 64.14%
Output for 7.0.3
++i 0.0065 i++ 0.0103 62.75%
Output for 7.0.2
++i 0.0047 i++ 0.0080 58.94%
Output for 7.0.1
++i 0.0049 i++ 0.0076 65.11%
Output for 7.0.0
++i 0.0075 i++ 0.0103 73.30%
Output for 5.6.21
++i 0.0216 i++ 0.0238 90.66%
Output for 5.6.20
++i 0.0174 i++ 0.0213 81.44%
Output for 5.6.19
++i 0.0260 i++ 0.0291 89.48%
Output for 5.6.18
++i 0.0171 i++ 0.0213 80.62%
Output for 5.6.17
++i 0.0169 i++ 0.0209 80.65%
Output for 5.6.16
++i 0.0175 i++ 0.0215 81.26%
Output for 5.6.15
++i 0.0204 i++ 0.0220 92.67%
Output for 5.6.14
++i 0.0229 i++ 0.0245 93.50%
Output for 5.6.13
++i 0.0209 i++ 0.0259 80.60%
Output for 5.6.12
++i 0.0256 i++ 0.0283 90.48%
Output for 5.6.11
++i 0.0294 i++ 0.0309 95.45%
Output for 5.6.10
++i 0.0210 i++ 0.0243 86.41%
Output for 5.6.9
++i 0.0215 i++ 0.0244 87.96%
Output for 5.6.8
++i 0.0262 i++ 0.0290 90.25%
Output for 5.6.7
++i 0.0237 i++ 0.0263 90.36%
Output for 5.5.35
++i 0.0275 i++ 0.0297 92.52%
Output for 5.5.34
++i 0.0258 i++ 0.0285 90.37%
Output for 5.5.33
++i 0.0245 i++ 0.0270 90.69%
Output for 5.5.32
++i 0.0174 i++ 0.0214 81.39%
Output for 5.5.31
++i 0.0211 i++ 0.0236 89.62%
Output for 5.5.30
++i 0.0187 i++ 0.0216 86.56%
Output for 5.5.29
++i 0.0173 i++ 0.0229 75.38%
Output for 5.5.28
++i 0.0211 i++ 0.0244 86.23%
Output for 5.5.27
++i 0.0256 i++ 0.0283 90.42%
Output for 5.5.26
++i 0.0233 i++ 0.0267 87.49%
Output for 5.5.25
++i 0.0260 i++ 0.0275 94.77%
Output for 5.5.24
++i 0.0252 i++ 0.0301 83.57%
Output for 5.4.45
++i 0.0247 i++ 0.0309 80.02%
Output for 5.4.44
++i 0.0247 i++ 0.0291 84.89%
Output for 5.4.43
++i 0.0282 i++ 0.0296 95.31%
Output for 5.4.42
++i 0.0258 i++ 0.0299 86.35%
Output for 5.4.41
++i 0.0258 i++ 0.0333 77.55%
Output for 5.4.40
++i 0.0261 i++ 0.0323 80.96%
Output for 5.4.39
++i 0.0254 i++ 0.0295 85.95%
Output for 5.4.38
++i 0.0256 i++ 0.0297 86.04%
Output for 5.4.37
++i 0.0279 i++ 0.0330 84.58%
Output for 5.4.36
++i 0.0254 i++ 0.0315 80.76%
Output for 5.4.35
++i 0.0310 i++ 0.0382 81.22%
Output for 5.4.34
++i 0.0247 i++ 0.0319 77.44%
Output for 5.4.32
++i 0.0193 i++ 0.0219 88.41%
Output for 5.4.31
++i 0.0206 i++ 0.0222 92.87%
Output for 5.4.30
++i 0.0263 i++ 0.0285 92.34%
Output for 5.4.29
++i 0.0236 i++ 0.0231 101.77%
Output for 5.4.28
++i 0.0236 i++ 0.0227 104.13%
Output for 5.4.27
++i 0.0381 i++ 0.0463 82.30%
Output for 5.4.26
++i 0.0297 i++ 0.0345 86.02%
Output for 5.4.25
++i 0.0325 i++ 0.0345 94.06%
Output for 5.4.24
++i 0.0375 i++ 0.0461 81.34%
Output for 5.4.23
++i 0.0259 i++ 0.0329 78.63%
Output for 5.4.22
++i 0.0254 i++ 0.0311 81.61%
Output for 5.4.21
++i 0.0235 i++ 0.0301 77.98%
Output for 5.4.20
++i 0.0343 i++ 0.0424 80.91%
Output for 5.4.19
++i 0.0347 i++ 0.0428 81.01%
Output for 5.4.18
++i 0.0265 i++ 0.0332 79.88%
Output for 5.4.17
++i 0.0260 i++ 0.0425 61.15%
Output for 5.4.16
++i 0.0249 i++ 0.0309 80.49%
Output for 5.4.15
++i 0.0383 i++ 0.0485 79.03%
Output for 5.4.14
++i 0.0377 i++ 0.0404 93.25%
Output for 5.4.13
++i 0.0276 i++ 0.0341 80.93%
Output for 5.4.12
++i 0.0397 i++ 0.0475 83.65%
Output for 5.4.11
++i 0.0241 i++ 0.0313 76.89%
Output for 5.4.10
++i 0.0435 i++ 0.0487 89.32%
Output for 5.4.9
++i 0.0377 i++ 0.0458 82.19%
Output for 5.4.8
++i 0.0340 i++ 0.0332 102.45%
Output for 5.4.7
++i 0.0348 i++ 0.0426 81.71%
Output for 5.4.6
++i 0.0282 i++ 0.0393 71.70%
Output for 5.4.5
++i 0.0366 i++ 0.0540 67.72%
Output for 5.4.4
++i 0.0563 i++ 0.0545 103.37%
Output for 5.4.3
++i 0.0392 i++ 0.0454 86.28%
Output for 5.4.2
++i 0.0249 i++ 0.0315 79.05%
Output for 5.4.1
++i 0.0240 i++ 0.0291 82.67%
Output for 5.4.0
++i 0.0269 i++ 0.0289 92.88%
Output for 5.3.29
++i 0.0242 i++ 0.0320 75.51%
Output for 5.3.28
++i 0.0499 i++ 0.0569 87.73%
Output for 5.3.27
++i 0.0497 i++ 0.0607 81.82%
Output for 5.3.26
++i 0.0313 i++ 0.0428 73.25%
Output for 5.3.25
++i 0.0429 i++ 0.0511 83.83%
Output for 5.3.24
++i 0.0358 i++ 0.0423 84.62%
Output for 5.3.23
++i 0.0334 i++ 0.0432 77.20%
Output for 5.3.22
++i 0.0711 i++ 0.0478 148.64%
Output for 5.3.21
++i 0.0356 i++ 0.0609 58.36%
Output for 5.3.20
++i 0.0338 i++ 0.0446 75.78%
Output for 5.3.19
++i 0.0398 i++ 0.0520 76.50%
Output for 5.3.18
++i 0.0552 i++ 0.0587 94.17%
Output for 5.3.17
++i 0.0324 i++ 0.0424 76.48%
Output for 5.3.16
++i 0.0464 i++ 0.0562 82.56%
Output for 5.3.15
++i 0.0509 i++ 0.0585 86.90%
Output for 5.3.14
++i 0.0357 i++ 0.0469 76.00%
Output for 5.3.13
++i 0.0550 i++ 0.0608 90.42%
Output for 5.3.12
++i 0.0347 i++ 0.0450 76.99%
Output for 5.3.11
++i 0.0596 i++ 0.0629 94.75%
Output for 5.3.10
++i 0.0352 i++ 0.0477 73.79%
Output for 5.3.9
++i 0.0494 i++ 0.0543 90.96%
Output for 5.3.8
++i 0.0379 i++ 0.0423 89.69%
Output for 5.3.7
++i 0.0534 i++ 0.0596 89.55%
Output for 5.3.6
++i 0.0413 i++ 0.0469 88.06%
Output for 5.3.5
++i 0.0506 i++ 0.0654 77.24%
Output for 5.3.4
++i 0.0496 i++ 0.0611 81.25%
Output for 5.3.3
++i 0.0473 i++ 0.0545 86.84%
Output for 5.3.2
++i 0.0508 i++ 0.0541 93.89%
Output for 5.3.1
++i 0.0470 i++ 0.0425 110.56%
Output for 5.3.0
++i 0.0530 i++ 0.0591 89.70%
Output for 5.2.17
++i 0.0784 i++ 0.0927 84.66%
Output for 5.2.16
++i 0.0644 i++ 0.0997 64.56%
Output for 5.2.15
++i 0.0763 i++ 0.0752 101.46%
Output for 5.2.14
++i 0.0786 i++ 0.0865 90.82%
Output for 5.2.13
++i 0.0808 i++ 0.0581 139.00%
Output for 5.2.12
++i 0.0823 i++ 0.0839 98.15%
Output for 5.2.11
++i 0.0520 i++ 0.0567 91.74%
Output for 5.2.10
++i 0.0832 i++ 0.0852 97.73%
Output for 5.2.9
++i 0.0749 i++ 0.1037 72.17%
Output for 5.2.8
++i 0.1126 i++ 0.1420 79.28%
Output for 5.2.7
++i 0.0583 i++ 0.0645 90.34%
Output for 5.2.6
++i 0.0675 i++ 0.0780 86.55%
Output for 5.2.5
++i 0.0889 i++ 0.0993 89.46%
Output for 5.2.4
++i 0.0599 i++ 0.0677 88.57%
Output for 5.2.3
++i 0.1626 i++ 0.0858 189.53%
Output for 5.2.2
++i 0.0756 i++ 0.0667 113.38%
Output for 5.2.1
++i 0.0722 i++ 0.0788 91.59%
Output for 5.2.0
++i 0.0923 i++ 0.0931 99.14%
Output for 5.1.6
++i 0.0548 i++ 0.0828 66.15%
Output for 5.1.5
++i 0.0965 i++ 0.0764 126.32%
Output for 5.1.4
++i 0.0616 i++ 0.0712 86.52%
Output for 5.1.3
++i 0.0805 i++ 0.1070 75.27%
Output for 5.1.2
++i 0.0748 i++ 0.1031 72.60%
Output for 5.1.1
++i 0.0575 i++ 0.0584 98.51%
Output for 5.1.0
++i 0.0609 i++ 0.0715 85.24%
Output for 5.0.5
++i 0.2198 i++ 0.1566 140.40%
Output for 5.0.4
++i 0.1978 i++ 0.1851 106.88%
Output for 5.0.3
++i 0.2354 i++ 0.2923 80.53%
Output for 5.0.2
++i i++ %
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
++i Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/546rq on line 7 PHP_EOLi++ Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/546rq on line 14 PHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/546rq on line 16 PHP_EOL% Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/546rq on line 18 PHP_EOL
Output for 4.4.9
++i 0.2168 i++ 0.2155 100.60%
Output for 4.4.8
++i 0.2858 i++ 0.2118 134.89%
Output for 4.4.7
++i 0.1826 i++ 0.2012 90.78%
Output for 4.4.6
++i 0.1652 i++ 0.1727 95.67%
Output for 4.4.5
++i 0.1316 i++ 0.1249 105.34%
Output for 4.4.4
++i 0.2386 i++ 0.2078 114.82%
Output for 4.4.3
++i 0.1573 i++ 0.1458 107.90%
Output for 4.4.2
++i 0.1464 i++ 0.1471 99.49%
Output for 4.4.1
++i 0.1386 i++ 0.1544 89.77%
Output for 4.4.0
++i 0.1886 i++ 0.2175 86.68%
Output for 4.3.11
++i 0.2744 i++ 0.1633 168.01%
Output for 4.3.10
++i 0.1473 i++ 0.2003 73.55%

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