3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strtotime('-24 hours', time()); ?>
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.3 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.37, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0
1386860337
Output for 5.0.0 - 5.0.2
1386802800
preferences:
158.24 ms | 401 KiB | 212 Q