function search_in_array($search, $source) {
   return (count(array_intersect($search, $source)) == count($search));
}

Örnek;

$search = array(11,44,55);
$source = array(22,55,66,11,77,88,99,44);
 
var_dump(search_in_array($search, $source));
 
$search = array(11,44,55);
$source = array(22,55,66,11,77,88,99,44);
 
var_dump(search_in_array($search, $source));