![](https://csdnimg.cn/release/download_crawler_static/86366801/bg5.jpg)
5.1 前端接口类.................................................................................................................................13
5.2 查询代码 ....................................................................................................................................14
5.3 添加、修改数据...........................................................................................................................14
5.4 删除数据 ....................................................................................................................................14
5.5 上传文件 ....................................................................................................................................14
6 其他说明 ..............................................................................................................................................15