3v4l.org

run code in 500+ PHP versions simultaneously
<?php $a = [1,3,4,5,5]; $b = $a;
Output for 8.2.31, 8.3.0 - 8.3.31, 8.4.1 - 8.4.21, 8.5.0 - 8.5.6
preferences:
49.88 ms | 728 KiB | 4 Q