3v4l.org

run code in 500+ PHP versions simultaneously
<?php $array1 = [1,2]; $array2 = [3,4]; $date = new DateTime('0000-00-00 00:00:00'); echo $date->format('Y-m-d');
Output for 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
-0001-11-30

preferences:
49.49 ms | 699 KiB | 4 Q