3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $time = strtotime("2014-03-31 -1 month"); echo date("Y-m-d", $time);
based on SGPta
Output for 4.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
2014-03-03