1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11using System.Reflection;
12public partial class Register : System.Web.UI.Page,ICallbackEventHandler
13...{
14    //该源码下载自www.51aspx.com(５１ａｓｐｘ．ｃｏｍ)
15
16    protected void Page_Load(object sender, EventArgs e)
17    ...{
18        check.Attributes.Add("onclick","callserver1(txtname);return false;");//注册客户端事件
19        submit.Attributes.Add("onclick","callserver2();return false;");
20    }
21
22
23    public string result;
24    public string GetCallbackResult()
25    ...{
26        //为便于查看加载效果，添加延时
27        System.Threading.Thread.Sleep(1000);
28
29        string[] parts = result.Split('|');
30        //搜索名为MethodName的方法
31        MethodInfo method = this.GetType().GetMethod(parts[0]);
32
33        //定义一个object数组用来保存参数
34        object[] args=new object[parts.Length-1];
35        Array.Copy(parts,1,args,0,args.Length);
36     
37        return (string)method.Invoke(this,args );
38    }
39
40    public void RaiseCallbackEvent(string eventArgument)
41    ...{
42        result= eventArgument;
43    }
44   
45    //检查用户名的唯一性
46    public string CheckName(string Name)
47    ...{
48        DataVisit mydv = new DataVisit();
49        if (mydv.CheckName(Name))
50            return "Sorry,已被注册了！";
51        else
52            return "OK,可以使用！";
53    
54    }
55    //注册用户
56    public string register(string name,string pwd,string email,string sex,string xz,string phone,string  qq)
57    ...{
58        DataVisit mydv = new DataVisit();
59        if (mydv.CheckName(name))
60            return "Sorry,用户名已经被注册,请更换!";
61        else
62        ...{
63            if (mydv.Register(name, pwd,email, sex, xz,  phone, qq))
64            ...{ Response.Cache.SetCacheability(HttpCacheability.NoCache); 
65               return "OK,注册成功!"; 
66            }
67            else
68                return "";
69        }
70    
71    }
72
73   
74}
75