3v4l.org

run code in 500+ PHP versions simultaneously
<?php printf("%s\n", PHP_VERSION); echo "\n"; $data = []; $i = 1000; $byteLength = 10; while ($i--) { $data[] = base64_encode(random_bytes($byteLength)); } // PCRE $max = 100; $start = microtime(true); for ($c = 0; $c < $max; $c++) { for ($i = 0; $i < 1000; $i++) { $value = $data[$i]; false !== preg_match('~~u', $value); } } printf("Took %.7f seconds per execution\n", (microtime(true) - $start) / $max); echo "\n"; // mbstring $max = 100; $start = microtime(true); for ($c = 0; $c < $max; $c++) { for ($i = 0; $i < 1000; $i++) { $value = $data[$i]; false !== mb_check_encoding($value, 'UTF-8'); } } printf("Took %.7f seconds per execution\n", (microtime(true) - $start) / $max);
Output for 8.5.7
8.5.7 Took 0.0002074 seconds per execution Took 0.0000500 seconds per execution
Output for 8.5.6
8.5.6 Took 0.0001758 seconds per execution Took 0.0000331 seconds per execution
Output for 8.5.5
8.5.5 Took 0.0001565 seconds per execution Took 0.0000242 seconds per execution
Output for 8.5.4
8.5.4 Took 0.0001691 seconds per execution Took 0.0000332 seconds per execution
Output for 8.5.3
8.5.3 Took 0.0001953 seconds per execution Took 0.0000658 seconds per execution
Output for 8.5.2
8.5.2 Took 0.0001655 seconds per execution Took 0.0000274 seconds per execution
Output for 8.5.1
8.5.1 Took 0.0000805 seconds per execution Took 0.0000228 seconds per execution
Output for 8.5.0
8.5.0 Took 0.0000802 seconds per execution Took 0.0000231 seconds per execution
Output for 8.4.22
8.4.22 Took 0.0002164 seconds per execution Took 0.0000786 seconds per execution
Output for 8.4.21
8.4.21 Took 0.0001169 seconds per execution Took 0.0000227 seconds per execution
Output for 8.4.20
8.4.20 Took 0.0000812 seconds per execution Took 0.0000229 seconds per execution
Output for 8.4.19
8.4.19 Took 0.0001995 seconds per execution Took 0.0000564 seconds per execution
Output for 8.4.18
8.4.18 Took 0.0001819 seconds per execution Took 0.0000451 seconds per execution
Output for 8.4.17
8.4.17 Took 0.0001941 seconds per execution Took 0.0000480 seconds per execution
Output for 8.4.16
8.4.16 Took 0.0001698 seconds per execution Took 0.0000240 seconds per execution
Output for 8.4.15
8.4.15 Took 0.0002042 seconds per execution Took 0.0000281 seconds per execution
Output for 8.4.14
8.4.14 Took 0.0001214 seconds per execution Took 0.0000225 seconds per execution
Output for 8.4.13
8.4.13 Took 0.0001136 seconds per execution Took 0.0000343 seconds per execution
Output for 8.4.12
8.4.12 Took 0.0000840 seconds per execution Took 0.0000222 seconds per execution
Output for 8.4.11
8.4.11 Took 0.0000830 seconds per execution Took 0.0000236 seconds per execution
Output for 8.4.10
8.4.10 Took 0.0000829 seconds per execution Took 0.0000237 seconds per execution
Output for 8.4.9
8.4.9 Took 0.0001918 seconds per execution Took 0.0000248 seconds per execution
Output for 8.4.8
8.4.8 Took 0.0002172 seconds per execution Took 0.0000529 seconds per execution
Output for 8.4.7
8.4.7 Took 0.0001876 seconds per execution Took 0.0000245 seconds per execution
Output for 8.4.6
8.4.6 Took 0.0001782 seconds per execution Took 0.0000218 seconds per execution
Output for 8.4.5
8.4.5 Took 0.0001931 seconds per execution Took 0.0000402 seconds per execution
Output for 8.4.4
8.4.4 Took 0.0001435 seconds per execution Took 0.0000238 seconds per execution
Output for 8.4.3
8.4.3 Took 0.0000828 seconds per execution Took 0.0000224 seconds per execution
Output for 8.4.2
8.4.2 Took 0.0001497 seconds per execution Took 0.0000229 seconds per execution
Output for 8.4.1
8.4.1 Took 0.0002139 seconds per execution Took 0.0000441 seconds per execution
Output for 8.3.31
8.3.31 Took 0.0001578 seconds per execution Took 0.0000228 seconds per execution
Output for 8.3.30
8.3.30 Took 0.0002473 seconds per execution Took 0.0000661 seconds per execution
Output for 8.3.29
8.3.29 Took 0.0002046 seconds per execution Took 0.0000434 seconds per execution
Output for 8.3.28
8.3.28 Took 0.0002157 seconds per execution Took 0.0000575 seconds per execution
Output for 8.3.27
8.3.27 Took 0.0001785 seconds per execution Took 0.0000228 seconds per execution
Output for 8.3.26
8.3.26 Took 0.0000921 seconds per execution Took 0.0000252 seconds per execution
Output for 8.3.25
8.3.25 Took 0.0000982 seconds per execution Took 0.0000334 seconds per execution
Output for 8.3.24
8.3.24 Took 0.0000961 seconds per execution Took 0.0000245 seconds per execution
Output for 8.3.23
8.3.23 Took 0.0001170 seconds per execution Took 0.0000229 seconds per execution
Output for 8.3.22
8.3.22 Took 0.0000915 seconds per execution Took 0.0000226 seconds per execution
Output for 8.3.21
8.3.21 Took 0.0000917 seconds per execution Took 0.0000224 seconds per execution
Output for 8.3.20
8.3.20 Took 0.0000904 seconds per execution Took 0.0000231 seconds per execution
Output for 8.3.19
8.3.19 Took 0.0000899 seconds per execution Took 0.0000219 seconds per execution
Output for 8.3.18
8.3.18 Took 0.0000920 seconds per execution Took 0.0000227 seconds per execution
Output for 8.3.17
8.3.17 Took 0.0000894 seconds per execution Took 0.0000224 seconds per execution
Output for 8.3.16
8.3.16 Took 0.0000920 seconds per execution Took 0.0000221 seconds per execution
Output for 8.3.15
8.3.15 Took 0.0000917 seconds per execution Took 0.0000227 seconds per execution
Output for 8.3.14
8.3.14 Took 0.0000946 seconds per execution Took 0.0000217 seconds per execution
Output for 8.3.13
8.3.13 Took 0.0002134 seconds per execution Took 0.0000449 seconds per execution
Output for 8.3.12
8.3.12 Took 0.0002233 seconds per execution Took 0.0000436 seconds per execution
Output for 8.3.11
8.3.11 Took 0.0001209 seconds per execution Took 0.0000234 seconds per execution
Output for 8.3.10
8.3.10 Took 0.0001921 seconds per execution Took 0.0000720 seconds per execution
Output for 8.3.9
8.3.9 Took 0.0001737 seconds per execution Took 0.0000284 seconds per execution
Output for 8.3.8
8.3.8 Took 0.0000896 seconds per execution Took 0.0000232 seconds per execution
Output for 8.3.7
8.3.7 Took 0.0001954 seconds per execution Took 0.0000224 seconds per execution
Output for 8.3.6
8.3.6 Took 0.0002154 seconds per execution Took 0.0000349 seconds per execution
Output for 8.3.5
8.3.5 Took 0.0001638 seconds per execution Took 0.0000232 seconds per execution
Output for 8.3.4
8.3.4 Took 0.0002254 seconds per execution Took 0.0000381 seconds per execution
Output for 8.3.3
8.3.3 Took 0.0001820 seconds per execution Took 0.0000217 seconds per execution
Output for 8.3.2
8.3.2 Took 0.0001746 seconds per execution Took 0.0000237 seconds per execution
Output for 8.3.1
8.3.1 Took 0.0002145 seconds per execution Took 0.0000451 seconds per execution
Output for 8.3.0
8.3.0 Took 0.0001721 seconds per execution Took 0.0000226 seconds per execution
Output for 8.2.31
8.2.31 Took 0.0002106 seconds per execution Took 0.0000999 seconds per execution
Output for 8.2.30
8.2.30 Took 0.0001958 seconds per execution Took 0.0000641 seconds per execution
Output for 8.2.29
8.2.29 Took 0.0001050 seconds per execution Took 0.0000422 seconds per execution
Output for 8.2.28
8.2.28 Took 0.0000906 seconds per execution Took 0.0000415 seconds per execution
Output for 8.2.27
8.2.27 Took 0.0000905 seconds per execution Took 0.0000418 seconds per execution
Output for 8.2.26
8.2.26 Took 0.0002029 seconds per execution Took 0.0000477 seconds per execution
Output for 8.2.25
8.2.25 Took 0.0001097 seconds per execution Took 0.0000417 seconds per execution
Output for 8.2.24
8.2.24 Took 0.0001754 seconds per execution Took 0.0000432 seconds per execution
Output for 8.2.23
8.2.23 Took 0.0002072 seconds per execution Took 0.0000574 seconds per execution
Output for 8.2.22
8.2.22 Took 0.0001913 seconds per execution Took 0.0000416 seconds per execution
Output for 8.2.21
8.2.21 Took 0.0002312 seconds per execution Took 0.0000813 seconds per execution
Output for 8.2.20
8.2.20 Took 0.0002118 seconds per execution Took 0.0000667 seconds per execution
Output for 8.2.19
8.2.19 Took 0.0002272 seconds per execution Took 0.0001081 seconds per execution
Output for 8.2.18
8.2.18 Took 0.0002199 seconds per execution Took 0.0000867 seconds per execution
Output for 8.2.17
8.2.17 Took 0.0001750 seconds per execution Took 0.0000424 seconds per execution
Output for 8.2.16
8.2.16 Took 0.0002224 seconds per execution Took 0.0000775 seconds per execution
Output for 8.2.15
8.2.15 Took 0.0001806 seconds per execution Took 0.0000416 seconds per execution
Output for 8.2.14
8.2.14 Took 0.0002141 seconds per execution Took 0.0000656 seconds per execution
Output for 8.2.13
8.2.13 Took 0.0002167 seconds per execution Took 0.0000527 seconds per execution
Output for 8.2.12
8.2.12 Took 0.0001594 seconds per execution Took 0.0000416 seconds per execution
Output for 8.2.11
8.2.11 Took 0.0000950 seconds per execution Took 0.0000407 seconds per execution
Output for 8.2.10
8.2.10 Took 0.0000930 seconds per execution Took 0.0000404 seconds per execution
Output for 8.2.9
8.2.9 Took 0.0001962 seconds per execution Took 0.0000423 seconds per execution
Output for 8.2.8
8.2.8 Took 0.0000932 seconds per execution Took 0.0000407 seconds per execution
Output for 8.2.7
8.2.7 Took 0.0000918 seconds per execution Took 0.0000410 seconds per execution
Output for 8.2.6
8.2.6 Took 0.0001130 seconds per execution Took 0.0000430 seconds per execution
Output for 8.2.5
8.2.5 Took 0.0000912 seconds per execution Took 0.0000779 seconds per execution
Output for 8.2.4
8.2.4 Took 0.0001959 seconds per execution Took 0.0000426 seconds per execution
Output for 8.2.3
8.2.3 Took 0.0001873 seconds per execution Took 0.0000414 seconds per execution
Output for 8.2.2
8.2.2 Took 0.0002300 seconds per execution Took 0.0000792 seconds per execution
Output for 8.2.1
8.2.1 Took 0.0002539 seconds per execution Took 0.0000701 seconds per execution
Output for 8.2.0
8.2.0 Took 0.0002351 seconds per execution Took 0.0000804 seconds per execution
Output for 8.1.34
8.1.34 Took 0.0001955 seconds per execution Took 0.0000978 seconds per execution
Output for 8.1.33
8.1.33 Took 0.0001437 seconds per execution Took 0.0000870 seconds per execution
Output for 8.1.32
8.1.32 Took 0.0000899 seconds per execution Took 0.0000941 seconds per execution
Output for 8.1.31
8.1.31 Took 0.0001066 seconds per execution Took 0.0000801 seconds per execution
Output for 8.1.30
8.1.30 Took 0.0001260 seconds per execution Took 0.0000865 seconds per execution
Output for 8.1.29
8.1.29 Took 0.0000887 seconds per execution Took 0.0000869 seconds per execution
Output for 8.1.28
8.1.28 Took 0.0000897 seconds per execution Took 0.0000872 seconds per execution
Output for 8.1.27
8.1.27 Took 0.0000971 seconds per execution Took 0.0000836 seconds per execution
Output for 8.1.26
8.1.26 Took 0.0002529 seconds per execution Took 0.0001435 seconds per execution
Output for 8.1.25
8.1.25 Took 0.0001087 seconds per execution Took 0.0000944 seconds per execution
Output for 8.1.24
8.1.24 Took 0.0001255 seconds per execution Took 0.0000809 seconds per execution
Output for 8.1.23
8.1.23 Took 0.0001241 seconds per execution Took 0.0000799 seconds per execution
Output for 8.1.22
8.1.22 Took 0.0001072 seconds per execution Took 0.0001064 seconds per execution
Output for 8.1.21
8.1.21 Took 0.0002462 seconds per execution Took 0.0001659 seconds per execution
Output for 8.1.20
8.1.20 Took 0.0002218 seconds per execution Took 0.0001228 seconds per execution
Output for 8.1.19
8.1.19 Took 0.0001869 seconds per execution Took 0.0000858 seconds per execution
Output for 8.1.18
8.1.18 Took 0.0002474 seconds per execution Took 0.0001857 seconds per execution
Output for 8.1.17
8.1.17 Took 0.0000923 seconds per execution Took 0.0000805 seconds per execution
Output for 8.1.16
8.1.16 Took 0.0002185 seconds per execution Took 0.0000903 seconds per execution
Output for 8.1.15
8.1.15 Took 0.0002330 seconds per execution Took 0.0001845 seconds per execution
Output for 8.1.14
8.1.14 Took 0.0000992 seconds per execution Took 0.0000785 seconds per execution
Output for 8.1.13
8.1.13 Took 0.0002716 seconds per execution Took 0.0001078 seconds per execution
Output for 8.1.12
8.1.12 Took 0.0002764 seconds per execution Took 0.0001083 seconds per execution
Output for 8.1.11
8.1.11 Took 0.0002085 seconds per execution Took 0.0000852 seconds per execution
Output for 8.1.10
8.1.10 Took 0.0000934 seconds per execution Took 0.0000870 seconds per execution
Output for 8.1.9
8.1.9 Took 0.0000926 seconds per execution Took 0.0000809 seconds per execution
Output for 8.1.8
8.1.8 Took 0.0000926 seconds per execution Took 0.0000818 seconds per execution
Output for 8.1.7
8.1.7 Took 0.0000929 seconds per execution Took 0.0000861 seconds per execution
Output for 8.1.6
8.1.6 Took 0.0002296 seconds per execution Took 0.0001378 seconds per execution
Output for 8.1.5
8.1.5 Took 0.0002342 seconds per execution Took 0.0001338 seconds per execution
Output for 8.1.4
8.1.4 Took 0.0002410 seconds per execution Took 0.0001347 seconds per execution
Output for 8.1.3
8.1.3 Took 0.0002644 seconds per execution Took 0.0001818 seconds per execution
Output for 8.1.2
8.1.2 Took 0.0002328 seconds per execution Took 0.0001877 seconds per execution
Output for 8.1.1
8.1.1 Took 0.0002304 seconds per execution Took 0.0001597 seconds per execution
Output for 8.1.0
8.1.0 Took 0.0002095 seconds per execution Took 0.0000808 seconds per execution
Output for 8.0.30
8.0.30 Took 0.0000925 seconds per execution Took 0.0001593 seconds per execution
Output for 8.0.29
8.0.29 Took 0.0002401 seconds per execution Took 0.0002071 seconds per execution
Output for 8.0.28
8.0.28 Took 0.0001862 seconds per execution Took 0.0001564 seconds per execution
Output for 8.0.27
8.0.27 Took 0.0001869 seconds per execution Took 0.0001614 seconds per execution
Output for 8.0.26
8.0.26 Took 0.0001748 seconds per execution Took 0.0001710 seconds per execution
Output for 8.0.25
8.0.25 Took 0.0001643 seconds per execution Took 0.0001564 seconds per execution
Output for 8.0.24
8.0.24 Took 0.0002064 seconds per execution Took 0.0001774 seconds per execution
Output for 8.0.23
8.0.23 Took 0.0001313 seconds per execution Took 0.0001686 seconds per execution
Output for 8.0.22
8.0.22 Took 0.0002101 seconds per execution Took 0.0001757 seconds per execution
Output for 8.0.21
8.0.21 Took 0.0001057 seconds per execution Took 0.0001622 seconds per execution
Output for 8.0.20
8.0.20 Took 0.0001666 seconds per execution Took 0.0001585 seconds per execution
Output for 8.0.19
8.0.19 Took 0.0000940 seconds per execution Took 0.0001835 seconds per execution
Output for 8.0.18
8.0.18 Took 0.0002024 seconds per execution Took 0.0001686 seconds per execution
Output for 8.0.17
8.0.17 Took 0.0002185 seconds per execution Took 0.0001929 seconds per execution
Output for 8.0.16
8.0.16 Took 0.0002030 seconds per execution Took 0.0001664 seconds per execution
Output for 8.0.15
8.0.15 Took 0.0001923 seconds per execution Took 0.0001624 seconds per execution
Output for 8.0.14
8.0.14 Took 0.0002299 seconds per execution Took 0.0002398 seconds per execution
Output for 8.0.13
8.0.13 Took 0.0001192 seconds per execution Took 0.0001654 seconds per execution
Output for 8.0.12
8.0.12 Took 0.0000942 seconds per execution Took 0.0001625 seconds per execution
Output for 8.0.11
8.0.11 Took 0.0001258 seconds per execution Took 0.0001597 seconds per execution
Output for 8.0.10
8.0.10 Took 0.0002263 seconds per execution Took 0.0001590 seconds per execution
Output for 8.0.9
8.0.9 Took 0.0000959 seconds per execution Took 0.0001672 seconds per execution
Output for 8.0.8
8.0.8 Took 0.0002081 seconds per execution Took 0.0001672 seconds per execution
Output for 8.0.7
8.0.7 Took 0.0001800 seconds per execution Took 0.0001806 seconds per execution
Output for 8.0.6
8.0.6 Took 0.0002142 seconds per execution Took 0.0001621 seconds per execution
Output for 8.0.5
8.0.5 Took 0.0001894 seconds per execution Took 0.0001635 seconds per execution
Output for 8.0.3
8.0.3 Took 0.0000931 seconds per execution Took 0.0001583 seconds per execution
Output for 8.0.2
8.0.2 Took 0.0000957 seconds per execution Took 0.0001733 seconds per execution
Output for 8.0.1
8.0.1 Took 0.0000942 seconds per execution Took 0.0001653 seconds per execution
preferences:
46.3 ms | 1161 KiB | 4 Q