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<?php $a = array('052' => 'nanana'); $b = array('042' => 'wayne'); $c = array(42 => 'batman'); var_dump(array_merge($a, 5));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: array_merge(): Argument #2 must be of type array, int given in /in/AAm4V:7 Stack trace: #0 /in/AAm4V(7): array_merge(Array, 5) #1 {main} thrown in /in/AAm4V on line 7
Process exited with code 255.

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