Tools/application/index/controller/Indexs.php

<?php
namespace app\index\controller;
use app\index\controller\Base; 
class Indexs extends Base 
{
    public function index()//所有工具页
    {
        
        $cid=db('good')
        		->alias('a')           
                ->field('a.*,b.catename')
                ->join('column b','a.column_id=b.id')
                ->order('sort desc')
				->select();
        $this->assign([
            'cid'=>$cid,
 
        ]);
        return view();
    }




    







}