admin1/Home/Controller/WatergageController.class.php

<?php
/**
 * Created by PhpStorm.
 * User: TianFeng
 * Date: 2018-09-17
 * Time: 16:58
 */

namespace Home\Controller;
use Think\Controller;
class WatergageController extends ComController{
    
    public function index(){
       echo 'aaaa';
    }
}