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<?php $result = array_diff_assoc(array('a' => array(true)), array('a' => 3)); var_dump($result);
Output for 5.4.20 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Notice: Array to string conversion in /in/U6a6M on line 3 array(1) { ["a"]=> array(1) { [0]=> bool(true) } }
Output for 5.4.0 - 5.4.19
Notice: Array to string conversion in /in/vF5Ju on line 3 array(1) { ["a"]=> array(1) { [0]=> bool(true) } }
Output for 4.3.0 - 5.3.29
array(1) { ["a"]=> array(1) { [0]=> bool(true) } }