3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $day=new DateTime('last day of 01 month'); echo $day->format('M jS');
based on n4rpG
Output for 5.3.21 - 5.4.45, 5.6.28, 7.0.20 - 7.2.0
Jan 31st
Output for 5.5.24, 5.5.35, 5.6.21, 7.0.6
Jun 30th
Output for 5.5.25 - 5.5.30, 5.5.34, 5.6.8 - 5.6.14, 5.6.20, 7.0.5
May 31st
Output for 5.5.31 - 5.5.33, 5.6.15 - 5.6.19, 7.0.0 - 7.0.4
Apr 30th