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<?php $x = new ArrayIterator(); var_dump(array_filter($x));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: array_filter(): Argument #1 ($array) must be of type array, ArrayIterator given in /in/MZuqn:5 Stack trace: #0 /in/MZuqn(5): array_filter(Object(ArrayIterator)) #1 {main} thrown in /in/MZuqn on line 5
Process exited with code 255.

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