public function actionSendMsg() { $model = new ChangeMobileSendRequestForm(); Yii::$app->response->format = Response::FORMAT_JSON; $model->mobile = Yii::$app->request->post('mobile'); $message = ''; if ($model->sendMsg()) { return ['status' => 'ok']; } else { $message = $model->getFirstError('mobile') or $message = '验证码发送失败,请稍后再试!'; } return ['status' => 'err', 'message' => $message]; }