<%@ Page Language="C#" AutoEventWireup="true" CodeFile="WebServices.aspx.cs" Inherits="WebServicesTest" %>
<html xmlns="http://www.w3.org/1999/xhtml"><head runat="server"> <title>AjaxWebServiceTest</title></head><body> <form id="form1" runat="server"> <asp:ScriptManager ID="ScriptManager1" runat="server"> <Services> <asp:ServiceReference Path="../WebService/AjaxService.asmx" /> </Services> </asp:ScriptManager> <asp:UpdateProgress ID="UpdateProgress1" runat="server"> <ProgressTemplate> <img src="../Images/loading.gif" /> Loading
</ProgressTemplate> </asp:UpdateProgress> <div> <input id="inputName" type="text" size="20" runat="server" /> <input id="btnTest" type="button" value="调 用" onclick="return btnTest_Click()" /> </div> </form></body></html><script type="text/javascript" language="JavaScript">
function $(s){return document.getElementById(s);}
function btnTest_Click() { var requestSimpleService = AjaxService.AjaxServiceTest( $('<%=inputName.ClientID %>').value, //params OnRequestComplete //Complete event ); return false;
}function OnRequestComplete(result){ alert(result);
}</script>2. AjaxService.asmx
<%@ WebService Language="C#" CodeBehind="~/App_Code/WebService/AjaxService.cs" Class="AjaxService" %>3. AjaxService.cs
using System;using System.Web.Services;using System.Web.Script.Services;//***必须[ScriptService]public class AjaxService : WebService{ public AjaxService() { } [WebMethod] public string AjaxServiceTest(string s) { Framework.AppException.LogFile(s); return "Hello " + s; }}