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<?php function test(&$error) { $response = (object)array(); $fail = function($err) { $error[] = $err; return $response; }; return $fail('invalid derp'); } $error = array(); $response = test($error); var_dump($error); var_dump($response);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $response in /in/2WNNl on line 8 array(0) { } NULL

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