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<?php $a1 = [ ['target_id' => 124], ['target_id' => 234], ['target_id' => 345], ]; $a2 = [ ['target_id' => 123, 'type' => 'node'], ['target_id' => 234, 'type' => 'node'], ['target_id' => 345, 'type' => 'node'], ]; var_dump(array_intersect($a1, $a2));
Output for 5.6.30
Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 Notice: Array to string conversion in /in/ugJgW on line 15 array(3) { [0]=> array(1) { ["target_id"]=> int(124) } [1]=> array(1) { ["target_id"]=> int(234) } [2]=> array(1) { ["target_id"]=> int(345) } }