1. 设计并编码实现“用户注册”功能，要求用户名不能重复，要求有客户端验证过程，即检查用户名、密码和密码确认不能为空，以及密码和密码确认是否一致。

2. 设计并编码实现“用户登录”功能，要求登录成功后显示该用户上次登录的相关信息(登录次数，最后登录时间和最后登录IP)，并更新登录次数、最后登录时间和最后登录IP三个字段为本次登录的信息；要求有客户端验证的过程，即检查用户名、密码是否为空。

3. 设计并编码实现“用户数据列表”功能，要求以表格分页的形式- 1.　　　 Designs and codes realizes “the user registration” the function, the request user name cannot duplicate, requests to have the client side proof procedure, namely the inspection user name, the password and the password confirmation cannot for spatial, as well as the password and the password confirmed whether consistent.

2.　　　 Designs and codes realizes “the user to register” the function, after the request registers successfully, demonstrated this user previous time registers the related information (registers number of times, finally registers time and registers IP finally), and renews registers the number of times, to register the time finally and to register the IP three fields finally for the information which this time registers　Requests process which has the client side to confirm, namely inspection user name, password whether for spatial.

3.　　　 Designs and codes realizes “the user data tabulation” the function, requests by the form paging form