3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $format = 'Y-m-d'; $reqDate = date ( $format, strtotime ( '2014-03-30' ) )."\n"; echo $reqDate; // - 1 month echo date($format, "$reqDate -1 month");
Output for 5.1.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
2014-03-30 Notice: A non well formed numeric value encountered in /in/0CGTD on line 6 1970-01-01
Output for 4.3.0 - 5.0.5, hhvm-3.10.0
2014-03-30 1970-01-01