3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a(string ...$a) { var_dump($a); } a('1', '2', true, 3, 3.1);
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.29, 8.2.0 - 8.2.20, 8.3.0 - 8.3.8
array(5) { [0]=> string(1) "1" [1]=> string(1) "2" [2]=> string(1) "1" [3]=> string(1) "3" [4]=> string(3) "3.1" }
preferences:
108.92 ms | 402 KiB | 94 Q