register.aspx.cs

.net的一个很经典很普通的实例

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Reflection;
public partial class Register : System.Web.UI.Page,ICallbackEventHandler
{
	//该源码下载自www.51aspx.com(５１ａｓｐｘ．ｃｏｍ)

    protected void Page_Load(object sender, EventArgs e)
    {
        check.Attributes.Add("onclick","callserver1(txtname);return false;");//注册客户端事件
        submit.Attributes.Add("onclick","callserver2();return false;");
    }


    public string result;
    public string GetCallbackResult()
    {
        //为便于查看加载效果，添加延时
        System.Threading.Thread.Sleep(1000);

        string[] parts = result.Split('|');
        //搜索名为MethodName的方法
        MethodInfo method = this.GetType().GetMethod(parts[0]);

        //定义一个object数组用来保存参数
        object[] args=new object[parts.Length-1];
        Array.Copy(parts,1,args,0,args.Length);
     
        return (string)method.Invoke(this,args );
    }

    public void RaiseCallbackEvent(string eventArgument)
    {
        result= eventArgument;
    }
   
    //检查用户名的唯一性
    public string CheckName(string Name)
    {
        DataVisit mydv = new DataVisit();
        if (mydv.CheckName(Name))
            return "Sorry,已被注册了！";
        else
            return "OK,可以使用！";
    
    }
    //注册用户
    public string register(string name,string pwd,string email,string sex,string xz,string phone,string  qq)
    {
        DataVisit mydv = new DataVisit();
        if (mydv.CheckName(name))
            return "Sorry,用户名已经被注册,请更换!";
        else
        {
            if (mydv.Register(name, pwd,email, sex, xz,  phone, qq))
            { Response.Cache.SetCacheability(HttpCacheability.NoCache); 
               return "OK,注册成功!"; 
            }
            else
                return "";
        }
    
    }

   
}