此系统实现如下系统功能：

1． 能够输入图书的综合情况和进行新书入库、现有图书信息维护、修改以及删除；

2.能够实现对读者档案的查询、密码的修改以及编辑管理；

3.能够进行借阅、还书、逾期不还处以罚款的功能-This system is to achieve the following system functions:

1. To enter and conduct a comprehensive case books book storage, existing library information to maintain, modify and delete

2. enables readers to modify and edit files managed queries, passwords

3. To be able to borrow, but also books, overdue fines also features