3v4l.org

run code in 300+ PHP versions simultaneously
<?php $d = new DateTime('@-21474836470'); echo $d->format('c'); echo "\n"; echo $d->format('U');
Output for 5.2.6 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
1289-06-27T15:38:50+00:00 -21474836470
Output for 5.2.0 - 5.2.5
1289-06-27T15:38:50+01:00 -21474836470
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Fatal error: Class 'DateTime' not found in /in/b1HQq on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.11, 4.4.0 - 4.4.9
Fatal error: Cannot instantiate non-existent class: datetime in /in/b1HQq on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Cannot instantiate non-existent class: datetime in /in/b1HQq on line 2
preferences:
232.22 ms | 401 KiB | 372 Q