In_array for multidimentional array

//IN_ARRAY for multidimensional array           

function in_array_r($needle, $haystack, $strict = false) {

    foreach ($haystack as $item) {

        if (($strict ? $item === $needle : $item == $needle) || (is_array($item) && in_array_r($needle, $item, $strict))) {

            return true;

        }

    }

    return false;

}