3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo date("Y-m-d H:i:s").">>>>>".date("Y-m-d H:i:s",strtotime(date("Y-m-d H:i:s")."-4 hours"));
Output for 4.3.6 - 4.3.11, 4.4.0, 4.4.2 - 4.4.9, 5.0.0 - 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 - 7.1.20, 7.2.29 - 7.2.33, 7.3.12 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.27, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
2013-11-21 08:24:44>>>>>2013-11-21 04:24:44
Output for 7.3.32 - 7.3.33, 7.4.26, 8.0.13
2013-11-21 07:24:44>>>>>2013-11-21 03:24:44
Output for 4.4.1
2013-11-21 08:24:43>>>>>2013-11-21 04:24:43
Output for 4.3.0 - 4.3.5
2013-11-21 08:24:44>>>>>2013-11-21 14:24:44
preferences:
213.34 ms | 401 KiB | 347 Q