一个无刷新效果定时自动更新页面的例子方法

作者:课课家更新于： 2015-11-07 11:38:18

c语言编程入门首先在.Net创建两个WebForm页，分别命名为Default1，Default2。下面给出代码清单：
//Default1.aspx
<%@ Page Language="C#" Debug="true" AutoEventWireup="true" CodeFile="Default1.aspx.cs" Inherits="Default1" %>
 

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//Default2.cs
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;
public partial class Default2: System.Web.UI.Page
{
C语言教程  private static int counter = 1;
  protected void Page_Load(object sender, EventArgs e)
  {
    String res = "";
    String task = this.Request.Params["task"];
    String message = "";
    if (!string.IsNullOrEmpty(task))
    {
        if (task.Equals("reset"))
        {
          counter = 1;
        }
        else
        {
          switch (counter)
          {
            case 1: message = "Steve walks on stage"; break;
            case 2: message = "iPods rock"; break;
            case 3: message = "Steve says Macs rule"; break;
            case 4: message = "Change is coming"; break;
            case 5: message = "Yes, OS X runs on Intel - has for years"; break;
            case 6: message = "Macs will soon have Intel chips"; break;
            case 7: message = "done"; break;
          }
          counter++;
        }
        res = "" + message + "";

        Response.ContentType = "text/Xml";
        Response.AppendHeader("Cache-Control", "no-cache");
        Response.Write("");
        Response.Write(res);
        Response.Write("");
        Response.End();
    }
  }
}