摘 要：通过本系统管理员对所有信息实现全局管理：A：通讯录操作（对其他用户的插入，删除，查询，信息更新，修改等）B。数据库处理（数据库另存，数据库恢复，导出至文本文件三象）C。设置（设置通讯录分类，类别主要分：班级同学，亲戚朋友和交流网友三个类别）其他用户只有通过注册成功才能进行信息查询，并且可以根据查询到的E-mail给对方发送邮件。查询条件可按姓名，QQ号码，手机号码和E-mail查询。结果可以显示用户类别和所查询用户的所有详细信息。
Abstract: The passage of the system administrator to achieve the overall management of all the information: A: Address Book operation (for other users to insert, delete, query, update, modify, etc.) B. Database processing (database save, database recovery, as exported to text files 3) C. Settings (set up address book classification, the main sub-categories: class students, relatives and friends and the exchange of User 3 categories) to other users only through the registration information inquiry be carried out successfully, and can be based on the query to the E-mail to the other party to send messages. Query can name, QQ number, phone number and E-mail inquiries. The results can be displayed and the user category, check all the details of the user.
