3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = mktime(0, 0, 0, 3, 31, 2014); var_dump($a); var_dump(date('Y-m-d H:i:s', $a)); $b = mktime(0, 0, 0, 3, 30, 2014); var_dump($b); var_dump(date('Y-m-d H:i:s', $b)); var_dump($a - $b);

preferences:
37.98 ms | 402 KiB | 5 Q