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<?php $array1 = array('field1' => 'toast', 'field2' => 'butter'); $array2 = array('field1' => 'toast', 'field2' => 'margerine', 'field3' => 'tea'); print_r(array_diff_key($array1, $array2));
Output for git.master, git.master_jit, rfc.property-hooks
Array ( )

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