/** * Updates an existing Rate model. * If update is successful, the browser will be redirected to the 'view' page. * @param integer $id * @return mixed */ public function actionUpdate($id) { $model = $this->findModel($id); if ($model->load(Yii::$app->request->post()) && $model->save()) { return $this->redirect(['view', 'id' => $model->id]); } else { $currency_list = Currency::getCurrencyList(); return $this->render('update', ['model' => $model, 'currency' => $currency_list]); } }