3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo strtotime('1/15/1s4');
Output for 5.1.0 - 7.2.0
Output for 4.3.5 - 5.0.5
979552800
Output for 4.3.0 - 4.3.4
979509600