searchdemo/application/admin/model/ChartModel.php

<?php
namespace app\admin\model;

use think\Controller;
use think\Db;
use think\Model;
class ChartModel extends Model
{
    protected $name = 'chart';
    // 开启自动写入时间戳字段
    protected $autoWriteTimestamp = true;
    public function index()
    {
        return $data=$this->select();
    }
    public function add($data)
    {

        $add=$this->allowField(true)->save($data);
        if($add){
            return json(["code"=>200,"msg"=>"添加成功"]);
        }else{
            return json(["code"=>100,"msg"=>"添加失败"]);
        }
    }
    public function edit($data)
    {
        //echo $data["cid"];
        $edit=$this->allowField(true)->save($data,['cid'=>$data['cid']]);
        if($edit){
            return json(["code"=>200,"msg"=>"修改成功"]);
        }else{
            return json(["code"=>100,"msg"=>"修改失败"]);
        }
    }

}