RWACha-API/application/common/model/AnnouncementModel.php

<?php

namespace app\common\model;

use think\Model;

class AnnouncementModel  extends Model
{

    protected $name = "announcement";

    // 开启自动写入时间戳字段
//    protected $autoWriteTimestamp = 'int';
    // 定义时间戳字段名
//    protected $createTime = 'createtime';
//    protected $updateTime = 'updatetime';

}