To compare two arrays while considering duplicate value

Question

i have two arrays

$array1 = array(1, 2,  2, 3);
$array2 = array( 1, 2,  3,4);

and when did :

var_dump(array_diff($array1,         


        

Answer 1

If you want to count number of duplicate element from same array as well as from multiple arrays, please use below code,

';
    print_r($diff_array1);
?>