3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test() { return; } $x = test(); var_dump($x); echo get_debug_type($x);
Output for 8.3.5 - 8.3.30, 8.4.9 - 8.4.17, 8.5.0 - 8.5.2
NULL null
preferences:
52.27 ms | 406 KiB | 5 Q