jQuery AJax调用asp.net webservers 方法
aspx页面代码
<html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title></title> <mce:script src="JQUERY.JS" mce_src="JQUERY.JS" type="text/javascript"></mce:script> <mce:style type="text/css"><!-- .hover { cursor: pointer; /*小手*/ background: #ffc; /*背景*/ } .button { width: 150px; float: left; text-align: center; margin: 10px; padding: 10px; border: 1px solid #888; } #dictionary { text-align: center; font-size: 18px; clear: both; border-top: 3px solid #888; } #loading { border: 1px #000 solid; background-color: #eee; padding: 20px; margin: 100px 0 0 200px; position: absolute; display: none; } --></mce:style><mce:style type="text/css" mce_bogus="1"><!-- .hover { cursor: pointer; /*小手*/ background: #ffc; /*背景*/ } .button { width: 150px; float: left; text-align: center; margin: 10px; padding: 10px; border: 1px solid #888; } #dictionary { text-align: center; font-size: 18px; clear: both; border-top: 3px solid #888; } #loading { border: 1px #000 solid; background-color: #eee; padding: 20px; margin: 100px 0 0 200px; position: absolute; display: none; } --></mce:style><style type="text/css" mce_bogus="1" mce_bogus="1">.hover { cursor: pointer; /*小手*/ background: #ffc; /*背景*/ } .button { width: 150px; float: left; text-align: center; margin: 10px; padding: 10px; border: 1px solid #888; } #dictionary { text-align: center; font-size: 18px; clear: both; border-top: 3px solid #888; } #loading { border: 1px #000 solid; background-color: #eee; padding: 20px; margin: 100px 0 0 200px; position: absolute; display: none; } </style> <mce:script type="text/javascript"><!-- //无参数调用 $(document).ready(function() { $('#btn1').click(function() { $.ajax({ type: "POST", //访问WebService使用Post方式请求 contentType: "application/json", //WebService 会返回Json类型 url: "WebService1.asmx/HelloWorld", //调用WebService的地址和方法名称组合 ---- WsURL/方法名 data: "{}", //这里是要传递的参数，格式为 data: "{paraName:paraValue}",下面将会看到 dataType: 'json', success: function(result) { //回调函数，result，返回值 $('#dictionary').append(result.d); } }); }); }); //有参数调用 $(document).ready(function() { $("#btn2").click(function() { $.ajax({ type: "POST", contentType: "application/json", url: "WebService1.asmx/GetWish", data: "{value1:'心想事成',value2:'万事如意',value3:'牛牛牛',value4:2009}", dataType: 'json', success: function(result) { $('#dictionary').append(result.d); } }); }); }); //返回集合（引用自网络，很说明问题） $(document).ready(function() { $("#btn3").click(function() { $.ajax({ type: "POST", contentType: "application/json", url: "WebService1.asmx/GetArray", data: "{i:10}", dataType: 'json', success: function(result) { $(result.d).each(function() { //alert(this); $('#dictionary').append(this.toString() + " "); //alert(result.d.join(" | ")); }); } }); }); }); //返回复合类型 $(document).ready(function() { $('#btn4').click(function() { $.ajax({ type: "POST", contentType: "application/json", url: "WebService1.asmx/GetClass", data: "{}", dataType: 'json', success: function(result) { $(result.d).each(function() { //alert(this); $('#dictionary').append(this['ID'] + " " + this['Value']); //alert(result.d.join(" | ")); }); } }); }); }); //返回DataSet(XML) $(document).ready(function() { $('#btn5').click(function() { $.ajax({ type: "POST", url: "WebService1.asmx/GetDataSet", data: "{}", dataType: 'xml', //返回的类型为XML ，和前面的Json，不一样了 success: function(result) { //演示一下捕获 try { $(result).find("Table1").each(function() { $('#dictionary').append($(this).find("ID").text() + " " + $(this).find("Value").text()); }); } catch (e) { alert(e); return; } }, error: function(result, status) { //如果没有上面的捕获出错会执行这里的回调函数 if (status == 'error') { alert(status); } } }); }); }); //Ajax 为用户提供反馈，利用ajaxStart和ajaxStop 方法，演示ajax跟踪相关事件的回调，他们两个方法可以添加给jQuery对象在Ajax前后回调 //但对与Ajax的监控，本身是全局性的 $(document).ready(function() { $('#loading').ajaxStart(function() { $(this).show(); }).ajaxStop(function() { $(this).hide(); }); }); // 鼠标移入移出效果，多个元素的时候，可以使用“，”隔开 $(document).ready(function() { $('div.button').hover(function() { $(this).addClass('hover'); }, function() { $(this).removeClass('hover'); }); }); // --></mce:script> </head> <body> <form id="form1" runat="server"> <div id="switcher"> <h2> jQuery 的WebServices 调用</h2> <div class="button" id="btn1"> HelloWorld</div> <div class="button" id="btn2"> 传入参数</div> <div class="button" id="btn3"> 返回集合</div> <div class="button" id="btn4"> 返回复合类型</div> <div class="button" id="btn5"> 返回DataSet(XML)</div> </div> <div id="loading"> 服务器处理中，请稍后。 </div> <div id="dictionary"> </div> </form> </body> </html>
WebService1.asmx 代码
using System; using System.Collections; using System.ComponentModel; using System.Data; using System.Linq; using System.Web; using System.Web.Services; using System.Web.Services.Protocols; using System.Xml.Linq; using System.Collections.Generic; namespace jquery_Learning { /// <summary> /// WebService1 的摘要说明 /// </summary> [WebService(Namespace = "http://tempuri.org/")] [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)] [System.ComponentModel.ToolboxItem(false)] // 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。 [System.Web.Script.Services.ScriptService] public class WebService1 : System.Web.Services.WebService { /// <summary> /// 无参数 /// </summary> /// <returns></returns> [WebMethod] public string HelloWorld() { return "Hello World "; } /// <summary> /// 带参数 /// </summary> /// <param name="value1"></param> /// <param name="value2"></param> /// <param name="value3"></param> /// <param name="value4"></param> /// <returns></returns> [WebMethod] public string GetWish(string value1, string value2, string value3, int value4) { return string.Format("祝您在{3}年里 {0}、{1}、{2}", value1, value2, value3, value4); } /// <summary> /// 返回集合 /// </summary> /// <param name="i"></param> /// <returns></returns> [WebMethod] public List<int> GetArray(int i) { List<int> list = new List<int>(); while (i >= 0) { list.Add(i--); } return list; } /// <summary> /// 返回一个复合类型 /// </summary> /// <returns></returns> [WebMethod] public Class1 GetClass() { return new Class1 { ID = "1", Value = "牛年大吉" }; } /// <summary> /// 返回XML /// </summary> /// <returns></returns> [WebMethod] public DataSet GetDataSet() { DataSet ds = new DataSet(); DataTable dt = new DataTable(); dt.Columns.Add("ID", Type.GetType("System.String")); dt.Columns.Add("Value", Type.GetType("System.String")); DataRow dr = dt.NewRow(); dr["ID"] = "1"; dr["Value"] = "新年快乐"; dt.Rows.Add(dr); dr = dt.NewRow(); dr["ID"] = "2"; dr["Value"] = "万事如意"; dt.Rows.Add(dr); ds.Tables.Add(dt); return ds; } } //自定义的类，只有两个属性 public class Class1 { public string ID { get; set; } public string Value { get; set; } } }
代码是转载来的 本来今天写的 但是到现在还没搞懂，惭愧啊