public function actionItemedit() { $id = Yii::$app->request->post('id'); $model = AgNavitem::findOne($id); if ($model === null) { Yii::$app->getSession()->setFlash("info", '编辑失败'); return $this->redirect(['navitem']); } if ($model->load(Yii::$app->request->post()) && $model->save()) { Yii::$app->getSession()->setFlash('info', '编辑成功!'); return $this->redirect(['navitem']); } }