3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $count = 20000; $a = array(); for ($i = 0; $i < $count; $i++) { if ($i % 2) { $a['key_' . $i] = 'ok'; } } $time = microtime(true); $result = 0; for ($i = 0; $i < $count; $i++) { if (isset($a['key_' . $i])) { ++$result; } } $time = microtime(true) - $time; echo number_format($time, 3) . ' seconds and returned ' . $result . "\n";
Output for 5.3.3 - 5.3.4, 5.3.6 - 5.3.14, 5.3.18, 5.3.21, 5.3.23, 5.3.25 - 5.4.0, 5.4.2 - 5.4.4, 5.4.9 - 5.4.10, 5.4.12 - 5.4.20, 5.4.22 - 5.4.25, 5.4.27 - 5.4.29, 5.4.31 - 5.4.35, 5.5.25, 5.5.32, 5.6.11, 5.6.14, 5.6.17, 5.6.20 - 5.6.21, hhvm-3.12.0, 7.0.14 - 7.1.0
0.003 seconds and returned 10000
Output for 7.0.0 - 7.0.3, 7.0.5 - 7.0.6
0.002 seconds and returned 10000
Output for 7.0.4
0.001 seconds and returned 10000
Output for 5.1.0, 5.2.1 - 5.2.11, 5.2.13 - 5.2.14, 5.2.17 - 5.3.0, 5.3.2, 5.3.5, 5.3.15 - 5.3.17, 5.3.19 - 5.3.20, 5.3.22, 5.3.24, 5.4.1, 5.4.5 - 5.4.8, 5.4.11, 5.4.21, 5.4.26, 5.4.30, 5.4.45 - 5.5.24, 5.5.26 - 5.5.31, 5.5.33, 5.5.35 - 5.6.9, 5.6.12 - 5.6.13, 5.6.15, 5.6.18 - 5.6.19, hhvm-3.10.0
0.004 seconds and returned 10000
Output for 5.0.0, 5.2.0, 5.2.15, 5.6.28
0.008 seconds and returned 10000
Output for 5.1.1 - 5.1.5, 5.2.12, 5.2.16, 5.3.1, 5.4.41 - 5.4.44, 5.5.34, 5.6.10, 5.6.16
0.005 seconds and returned 10000
Output for 5.1.6, 5.4.38, 5.4.40
0.006 seconds and returned 10000
Output for 4.3.3, 4.3.6, 4.3.8 - 4.3.10, 4.4.0, 4.4.2, 4.4.6, 4.4.8, 5.0.1, 5.4.39
0.010 seconds and returned 10000
Output for 4.3.1 - 4.3.2, 4.3.4, 4.3.7, 4.3.11, 4.4.3 - 4.4.5, 4.4.7, 4.4.9, 5.0.2 - 5.0.5, 5.4.37
0.009 seconds and returned 10000
Output for 5.4.36
0.017 seconds and returned 10000
Output for 4.3.5, 4.4.1
0.011 seconds and returned 10000
Output for 4.3.0
0.012 seconds and returned 10000