// +---------------------------------------------------------------------- namespace app\common\dao\store\product; use app\common\dao\BaseDao; use app\common\model\store\product\ProductContent as model; class ProductContentDao extends BaseDao { protected function getModel(): string { return model::class; } /** * @Author:Qinii * @Date: 2020/5/9 * @param int $productId * @return mixed */ public function clearAttr(int $productId) { return ($this->getModel())::where('product_id',$productId)->delete(); } }