3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php //echo date('Y-m-d H:i:s'); echo strtotime("-1 hours",date('Y-m-d H:i:s')), "\n";;
Output for 5.1.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
Notice: A non well formed numeric value encountered in /in/I1H2I on line 3 -1588
Output for 4.3.0 - 4.4.9, 5.0.3 - 5.0.5, hhvm-3.10.0
-1588
Output for 5.0.0 - 5.0.2
-7200