3v4l.org

run code in 300+ PHP versions simultaneously
<?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' ); $result = array_combine( array_keys(array_intersect( $arr2, $arr1 )), array_keys(array_intersect( $arr1, $arr2 )) ); var_dump($result);

preferences:
48.81 ms | 402 KiB | 5 Q