Return recursive difference of 2 multidimensional arrays

array_diff_assoc_recursive.php

function array_diff_assoc_recursive($array1, $array2)
{
    foreach($array1 as $key => $value) {
        if(is_array($value)) {
            if(!isset($array2[$key])) {
                $difference[$key] = $value;
            }
            elseif(!is_array($array2[$key])) {
                $difference[$key] = $value;
            }
            else{
                $new_diff = array_diff_assoc_recursive($value, $array2[$key]);
                if($new_diff != FALSE) {
                    $difference[$key] = $new_diff;
                }
            }
        }
        elseif(!isset($array2[$key]) || $array2[$key] != $value) {
            $difference[$key] = $value;
        }
    }
    return !isset($difference) ? false : $difference;
}