Syntax:array array_intersect ( array $array1 , array $array2 [, array $ … ] ) Description:Computes the intersection of arrays <?php $array1 = array("a" => "green", "red", "blue","yellow"); $array2 = array("b" => "green", "yellow", "red"); $result = array_intersect($array1, $array2); print_r($result); ?> OUTPUT Array ( [a] => green [0] => red [2] => yellow )... Read More »