/** * Finds the RadioButton model based on its primary key value. * If the model is not found, a 404 HTTP exception will be thrown. * @param integer $id * @param integer $Question_id * @return RadioButton the loaded model * @throws NotFoundHttpException if the model cannot be found */ protected function findModel($id, $Question_id) { if (($model = RadioButton::findOne(['id' => $id, 'Question_id' => $Question_id])) !== null) { return $model; } else { throw new NotFoundHttpException('The requested page does not exist.'); } }