3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strtotime('+ 48 hours', null); echo ' '; echo strtotime('+ 48 hours', 1428957380); echo ' '; echo time();
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.3 - 5.0.5, 5.1.3 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.26, 7.3.0 - 7.3.13, 7.4.0 - 7.4.1
172800 1429130180 1428957590
Output for 5.1.2
1429130180 1428957590
Output for 5.1.0 - 5.1.1
1428957590
Output for 5.0.0 - 5.0.2
169200 1429048800 1428957590
preferences:
209.38 ms | 401 KiB | 325 Q