hebei-chengben-car/api/controllers/AlertController.php

<?php
/*
 * 系统默认接口
 */
namespace api\controllers;
use Yii;
use app\common\controllers\AController;
class AlertController  extends AController
{

    //一个测试
    public function actionError()
    {

        $exception = Yii::$app->errorHandler->exception;
        $msgdata = [
            'error' => 1,
            'msg' => $exception->getMessage(),
            'data'=>array(),
            'code'=>$exception->statusCode,
        ];
        return $msgdata;
    }

}