yyky/application/index/controller/Index.php

<?php
namespace app\index\controller;

use think\Controller;
use think\worker\Server as WorkerServer;

class Index extends Controller
{
    public function index()
    {
        return '<style type="text/css">*{ padding: 0; margin: 0; } div{ padding: 4px 48px;} a{color:#2E5CD5;cursor: pointer;text-decoration: none} a:hover{text-decoration:underline; } body{ background: #fff; font-family: "Century Gothic","Microsoft yahei"; color: #333;font-size:18px;} h1{ font-size: 100px; font-weight: normal; margin-bottom: 12px; } p{ line-height: 1.6em; font-size: 42px }</style><div style="padding: 24px 48px;"> <h1>:) </h1><p> ThinkPHP V5.1<br/><span style="font-size:30px">12载初心不改（2006-2018） - 你值得信赖的PHP框架</span></p></div><script type="text/javascript" src="https://tajs.qq.com/stats?sId=64890268" charset="UTF-8"></script><script type="text/javascript" src="https://e.topthink.com/Public/static/client.js"></script><think id="eab4b9f840753f8e7"></think>';
    }
    /**
     * 数据统计页面
     *
     * @return void
     * @author wj
     * @date 2022-10-13
     */
    public function datastatistics()
    {
        return $this->fetch();
    }
    /**
     * 日间照料中心统计数据
     *
     * @return void
     * @author wj
     * @date 2023-01-31
     */
    public function mealcenterlist()
    {
        return $this->fetch();
    }

    public function test1()
    {
        $class = "app\workerman\ShTcp";
        if (class_exists($class)) {
            $worker = new $class;
            if (!$worker instanceof WorkerServer) {
                var_dump('123');
            }
        } else {
            var_dump("qwe");
        }
    }
}