3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $timestamp = strtotime("2014-01-31"); echo date('Y/m/d', strtotime('last day of next month '.date('F', $timestamp).' '.date('Y', $timestamp)));
based on ZbgpK
Output for 5.3.0 - 7.2.0
2014/02/28
Output for 4.3.0 - 5.2.17
1970/01/01