3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo strtotime(20140906174253) - strtotime(20140906174217); ?>
based on VqIIQ
Output for 5.1.0 - 7.1.0
36
Output for 4.3.0 - 5.0.5
-2851200