3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo date('F (U)', strtotime('February'));
Output for 5.2.0 - 7.2.0
March (1393801200)
Output for 5.1.0 - 5.1.6
January (0)
Output for 4.3.0 - 5.0.5
January (-1)