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<?php $arr1 = array( 105 => '101,Utility,\N', 102 => '101,Utility,\N', 103 => '105,Parker,Peter', 104 => 'Rahul Ippar' ); $arr2 = array( 108 => '101,Utility1,Floor', 120 => '101,Utility2,\N', 130 => '105,Parker,Peter', 140 => 'Rahul Ippar' ); var_dump(array_intersect( $arr2, $arr1 )); var_dump(array_intersect( $arr1, $arr2 ));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
array(2) { [130]=> string(16) "105,Parker,Peter" [140]=> string(11) "Rahul Ippar" } array(2) { [103]=> string(16) "105,Parker,Peter" [104]=> string(11) "Rahul Ippar" }

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222.03 ms | 406 KiB | 312 Q