Sample Code For Deleting Parent and Child N level

Sample Code For Deleting Parent and Child N level

 private function deleteChildren($parentId) {
      $lochid = new Location();
      $children = $lochid->where("parent_id", $parentId)->get();
      if (!empty($children)) {
            foreach ($children as $child) {
                $this->deleteChildren($child->id);
                $this->db->delete('countries_locations', array('id' =>$child->id)); 
            }
        }
    }