一、系统介绍本系统实现的以下功能管理员登录系统，对商品信息的增删改查，统计商品的总价及库存。JDK版本：1.8存储数据形式：TXT存储二、系统展示1.登录页2.登录成功提示3.主页面4.增加商品5.修改商品6.统计信息三、系统实现UserDao.javapackage com.sjsq.dao; import java.io.File; import java.io.IOException; i....

文章 2017-07-03 来自：开发者社区

java io 根据TXT 在控制台上输出相关表的信息

import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.IOException; import java.io.InputStreamReader; import java.io.....

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