3v4l.org

run code in 300+ PHP versions simultaneously
<?php class C { public string $x, $y; } $c = new C(); $c->x = 'A'; $c->y = 'B'; var_dump($c);
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.26, 8.4.1 - 8.4.13
object(C)#1 (2) { ["x"]=> string(1) "A" ["y"]=> string(1) "B" }
preferences:
50 ms | 406 KiB | 5 Q