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<?php $arr1[0] = array('foo'=>'bar'); $arr2[0] = array('foo'=>'notbar'); $result = array_merge($array1, $array2); print_r($result);
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $array1 in /in/YnPlN on line 4 Warning: Undefined variable $array2 in /in/YnPlN on line 4 Fatal error: Uncaught TypeError: array_merge(): Argument #1 must be of type array, null given in /in/YnPlN:4 Stack trace: #0 /in/YnPlN(4): array_merge(NULL, NULL) #1 {main} thrown in /in/YnPlN on line 4
Process exited with code 255.

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