3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo strtotime('1900.03.17'); ?>
Output for 5.1.3 - 7.1.0
Output for 5.1.0 - 5.1.2
1393351200
Output for 4.3.0 - 5.0.5
-1