// +---------------------------------------------------------------------- namespace app\common\dao\store\product; use app\common\dao\BaseDao; use app\common\model\store\product\ProductAssistUser; class ProductAssistUserDao extends BaseDao { protected function getModel(): string { return ProductAssistUser::class; } public function userCount(int $limit = 3) { $count = $this->getModel()::getDB()->count("*"); $list = $this->getModel()::getDB()->limit(3)->order('create_time DESC')->select(); return compact('count','list'); } }