3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo date("Y-m-d H:i:s", strtotime(0));
Output for 5.1.0 - 7.1.7
1970-01-01 01:00:00
Output for 4.3.0 - 5.0.5
2014-09-16 00:00:00