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<?php $array1 = ['keepThis', 'remove', false, 'keep', 'save', 'delete']; $array2 = ['hangOnto', 'remove', null, 'retain', 'keep', 'delete']; var_export([ array_diff_assoc($array1, $array2), array_diff_assoc($array2, $array1) ]);
Output for git.master, git.master_jit, rfc.property-hooks
array ( 0 => array ( 0 => 'keepThis', 3 => 'keep', 4 => 'save', ), 1 => array ( 0 => 'hangOnto', 3 => 'retain', 4 => 'keep', ), )

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