public function actionQadetail() { $questionModel = Question::findModel(Yii::$app->request->get('qid')); $courseModel = Course::findOneById($questionModel->course_id); $userModel = User::findModel($questionModel->user_id); $questionModel->views += 1; $questionModel->save(); return $this->render('qadetail', ['question' => $questionModel, 'course' => $courseModel, 'user' => $userModel]); }