3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $x = time(); $a = strtotime('2013-11-14T19:00:00'); echo $x-$a;
Output for 5.0.0 - 7.1.0
16836
Output for 4.3.5 - 4.4.9
-11964
Output for 4.3.0 - 4.3.4
38436