3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $timestamp = strtotime("May"); echo $timestamp;
Output for 5.2.0 - 7.1.0
1367791200
Output for 5.1.0 - 5.1.6
Output for 4.3.0 - 5.0.5
-1