使用Js调用WebService_Javascript教程_H5之家 - 中国HTML5教程资源分享第一站

WebService文件内容

代码
using System;using System.Web;using System.Collections;using System.Collections.Generic;using System.Web.Services;using System.Web.Services.Protocols;using System.Web.UI.MobileControls;/// <summary>/// JsWebService 的摘要说明/// </summary>[WebService(Namespace = "")][WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)][System.Web.Script.Services.ScriptService]public class JsWebService : System.Web.Services.WebService{ public JsWebService() { //如果使用设计的组件，请取消注释以下行 //InitializeComponent(); } [WebMethod] public string GetString() { return "GetString"; } [WebMethod] public string GetString(string name) { return string.Format("{0}欢迎您的到来!", name); } [WebMethod] public List<string> GetList() { List<string> listStr = new List<string>(); for (int i = 0; i < 10; i++) { listStr.Add("test" + i); } return listStr; } [WebMethod] public List<JsWebServiceObject> GetObjectList() { List<JsWebServiceObject> objs = new List<JsWebServiceObject>(); for (int i = 0; i < 10; i++) { JsWebServiceObject obj = new JsWebServiceObject("name" + i, i + 20); objs.Add(obj); } return objs; }}

调用WebService的aspx页面代码

代码
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" %><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" ""><html xmlns=""><head runat="server"> <title>Js调用WebService</title> <script type="text/javascript"> function GetString() { JsWebService.GetString(GetStringCallBack); //在WebService中调用方法，并设置回调函数 } function GetStringCallBack(result) { alert(result); } function GetStringParam(name) { JsWebService.GetString(name,GetStringParamCallBack); //在WebService中调用方法，并设置回调函数，如果此方法中带有参数则在回调函数前加入此参数。 } function GetStringParamCallBack(result) { alert(result); } function GetList() { JsWebService.GetList(GetListCallBack); } function GetListCallBack(result) { if(result.length!=0) { for(var i=0;i<result.length;i++) { document.getElementById("contentDivGetList").innerHTML += result[i] + "<br/>"; } } } function GetObjectList() { JsWebService.GetObjectList(GetObjectListCallBack); } function GetObjectListCallBack(result) { if(result.length!=0) { for(var i=0;i<result.length;i++) { document.getElementById("contentDivGetObjectList").innerHTML += "姓名:" + result[i].Name + " 年龄:" + result[i].Age + "<br/>"; } } } </script></head><body> <form id="form1" runat="server"> <asp:ScriptManager ID="smJs" runat="server" > <Services> <asp:ServiceReference Path="WebService/JsWebService.asmx" /> </Services> </asp:ScriptManager> <div> <input type="button" name="btnJsWebService" value="GetString" onclick="GetString()" /> <input type="button" name="butJsWebService" value="GetList" onclick="GetList()" /> <input type="button" name="butJsWebService" value="GetObjectList" onclick="GetObjectList()" /> <input type="button" name="butJsWebService" value="GetStringParam" onclick="GetStringParam('js调用WebService')" /> <div id="contentDivGetList"></div> <div id="contentDivGetObjectList"></div> </div> </form></body></html>
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