3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(strtotime('first day'));
Output for 4.3.0 - 4.4.9, 5.0.3 - 5.2.17, 5.3.3 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
int(1373518591)
Output for 5.3.0 - 5.3.2
int(1372654591)
Output for 5.0.0 - 5.0.2
int(1373493600)