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<?php function array_any($arr, $pred) { foreach ($arr as $elt) { if (call_user_func($pred, $elt)) { return true; } } return false; } $one = 'test'; $two = ''; $three = 'test'; var_dump(array_any([$one, $two, $three], 'empty'));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught TypeError: call_user_func(): Argument #1 ($callback) must be a valid callback, function "empty" not found or invalid function name in /in/CoMik:6 Stack trace: #0 /in/CoMik(17): array_any(Array, 'empty') #1 {main} thrown in /in/CoMik on line 6
Process exited with code 255.

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