3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 'foo'; $b = 'bar'; $c = 'baz'; $ar=['a','b','c']; print_r(compact($ar));
Output for 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3
Array ( [a] => foo [b] => bar [c] => baz )
preferences:
98.41 ms | 1529 KiB | 4 Q