3v4l.org

run code in 500+ PHP versions simultaneously
<?php $args = [ ...['z' => 2, 'x' => 3], ...['y' => 1, 'x' => 4], ]; class Foo { public function __construct(int $x, int $y, int $z) { echo <<<OUTPUT x = $x y = $y z = $z OUTPUT; } } new Foo(...$args);
Output for 8.1.0 - 8.1.34, 8.2.3 - 8.2.30, 8.3.5 - 8.3.30, 8.4.1 - 8.4.22, 8.5.0 - 8.5.7
x = 4 y = 1 z = 2
Output for 7.4.0 - 7.4.28, 8.0.1 - 8.0.28
Fatal error: Cannot unpack array with string keys in /in/YoqOB on line 4
Process exited with code 255.
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61.37 ms | 974 KiB | 4 Q