public static function add(StoreProduct $product, $pogID, $name, $sort) { $productOptionItem = new self(); $pID = $product->getProductID(); $productOptionItem->setProductID($pID); $productOptionItem->setProductOptionGroupID($pogID); $productOptionItem->setName($name); $productOptionItem->setSort($sort); $obj->save(); return $productOptionItem; }