3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo strtotime('-1 month');
Output for 4.3.0 - 4.4.9, 5.0.3 - 5.1.0, 5.1.2 - 5.6.30, hhvm-3.10.1 - 3.11.1, hhvm-3.13.2 - 3.17.3, 7.0.0 - 7.1.7
1475304564
Output for hhvm-3.12.14
1475304565
Output for 5.1.1
1475304563
Output for 5.0.0 - 5.0.2
1475272800