ymww_backend/application/api/controller/Index.php

<?php

namespace app\api\controller;

use app\common\controller\Api;
use think\Db;
/**
 * 首页接口
 */

class Index extends Api
{
    protected $noNeedLogin = ['*'];
    protected $noNeedRight = ['*'];

    /**
     * 首页
     *
     */
    
    public function index()

    {

        $this->test1();
        echo "7766677767";
        exit();
        $list = Db::name('user')->where('status','normal')->select();
        foreach ($list as $key => $value) {
            $amount = Db::name('transaction_record')->where('type',2)->where('user_id', $value['id'])->sum('amount');
            $ret = Db::name('user')->where('id', $value['id'])->update(['profit_amount' => $amount]);
            var_dump($ret);
        }
        $this->success('请求成功!');
    }


    public function test1(){
        $x=5; // 全局变量
         $y=10; // 局部变量
        echo "<p>测试函数内变量:<p>";
        echo "变量 x 为: $x";
        echo "<br>";
        echo "变量 y 为: $y";

    }
}