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<?php $x = new \ArrayObject(["x" => 1]); $z = new \ArrayObject(["z" => 3]); $y = array_merge(["y" => 2], $x); var_dump($y);
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: array_merge(): Argument #2 must be of type array, ArrayObject given in /in/jT3TY:5 Stack trace: #0 /in/jT3TY(5): array_merge(Array, Object(ArrayObject)) #1 {main} thrown in /in/jT3TY on line 5
Process exited with code 255.

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