简单Ajax请求

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ajax.aspx

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="ajax.aspx.cs" Inherits="_Default" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head id="Head1" runat="server"> <title>Default</title> <mce:script language="javascript" type="text/javascript"></mce:script></head><body onload = "updateTotal();"> <form id="form1" action = ""> <div> <p> <input type = "text" id="A" onkeyup = "updateTotal()" value = "1"/> <input type = "text" id="B" onkeyup = "updateTotal()"/ value = "3" /> </p> <p> <input type = "text" id="TOT" /> </p> </div> </form></body></html>

default.aspx

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{ protected void Page_Load(object sender, EventArgs e) { int a = 0; int b = 0; if (Request.QueryString["A"] != null) { a = Convert.ToInt32(Request.QueryString["A"].ToString()); } if (Request.QueryString["B"] != null) { b = Convert.ToInt32(Request.QueryString["B"].ToString()); } Response.Write(a + b); }}