3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface SplStackFacadeInterface { public static function fromArray(array $arr); } class SplStackFacade extends SplStack implements SplStackFacadeInterface { public static function fromArray(array $arr): SplStack { $splStack = new self(); array_map([$splStack, 'push'], $arr); return $splStack; } } var_dump(SplStackFacade::fromArray([1, 2, 3, 4]));
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.7
object(SplStackFacade)#1 (2) { ["flags":"SplDoublyLinkedList":private]=> int(6) ["dllist":"SplDoublyLinkedList":private]=> array(4) { [0]=> int(1) [1]=> int(2) [2]=> int(3) [3]=> int(4) } }
preferences:
113 ms | 402 KiB | 91 Q