3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo date('U', '2014-07-29 14:00:00');
Output for 5.1.0 - 7.2.0
Notice: A non well formed numeric value encountered in /in/df1ID on line 4 2014
Output for 4.3.0 - 5.0.5
2014