ASP.NET AJAX中使用Web Service

最新推荐文章于 2025-08-14 21:27:18 发布

最新推荐文章于 2025-08-14 21:27:18 发布 · 81 阅读

文章标签：

#xhtml #c#

本文展示了一个使用ASP.NET实现的简单Web服务示例，通过C#编写，该服务能够返回服务器当前的时间。页面中包含了调用此Web服务的客户端脚本及显示结果的方法。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >

页面代码：

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<head id="Head1" runat="server">
<style type="text/css">
body { font: 11pt Trebuchet MS;
font-color: #000000;
padding-top: 72px;
text-align: center }

.text { font: 8pt Trebuchet MS }
</style>

<title>Simple Web Service</title>

XXXXXX type="text/">

// This function calls the Web Service method.
function GetServerTime()
{
Samples.AspNet.ServerTime.GetServerTime(OnSucceeded);
}

// This is the callback function that
// processes the Web Service return value.
function OnSucceeded(result)
{
var RsltElem = document.getElementById("Results");
RsltElem.innerHTML = result;
}

</script>

</head>

<body>
<form id="Form1" runat="server">
<asp:ScriptManager runat="server" ID="scriptManager">
<Services>
<asp:ServiceReference path="ServerTime.asmx" />
</Services>
</asp:ScriptManager>
<div>
<h2>Server Time</h2>
<p>Calling a service that returns the current server time.</p>

<hr/>

</body>

</html>

Web Sercice的定义：

<%@ WebService Language="C#" Class="Samples.AspNet.ServerTime" %>

using System;
using System.Web;
using System.Web.Services;
using System.Xml;
using System.Web.Services.Protocols;
using System.Web.Script.Services;

namespace Samples.AspNet
{

[WebService(Namespace = "http://tempuri.org/")]
[WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
[ScriptService]
public class ServerTime : System.Web.Services.WebService
{

[WebMethod]
public string GetServerTime()
{
return String.Format("The server time is {0}.",
DateTime.Now);

}