$.ajax({
                async: true, // 默認(rèn)true(異步請(qǐng)求)
                cache: true, // 默認(rèn)true,設(shè)置為 false 將不會(huì)從瀏覽器緩存中加載請(qǐng)求信息。
                type: "POST", // 默認(rèn):GET 請(qǐng)求方式:[POST/GET]
                dataType: "xml", //默認(rèn)["xml"/"html"] 返回?cái)?shù)據(jù)類(lèi)型:["xml" / "html" / "script" / "json" / "jsonp"]
                url: "Test.ashx", // 默認(rèn)當(dāng)前地址,發(fā)送請(qǐng)求的地址
                data: { key: "value" }, // 發(fā)送到服務(wù)器的數(shù)據(jù)
                error: function(xml) { alert('Error loading XML document' + xml); }, // 請(qǐng)求失敗時(shí)調(diào)用
                timeout: 1000, // 設(shè)置請(qǐng)求超時(shí)時(shí)間
                success: function(xml) { // 請(qǐng)求成功后回調(diào)函數(shù) 參數(shù)：服務(wù)器返回?cái)?shù)據(jù),數(shù)據(jù)格式.
                    $("#users").empty();
                    // 用Jquery處理xml數(shù)據(jù)
                    $(xml).find('Table').each(function() {
                        var loginname = $(this).find("Loginname").text();
                        var Name").text();
                        $("#users").append("<li>" + loginname + " - " + name + "</li>");
                    });
                    /*
                    $(xml).find('user').each(function(i) {
                        var loginname = $(xml).find("user loginname").eq(i).text();
                        var user name").eq(i).text();
                        $("#users").append("<p>" + loginname + "</p>" + "<p>" + name + "</p><Br />");
                    })
                    $(xml).find("student").each(function(i){
                        var id"); //取對(duì)象
                        var id_value=$(this).children("id").text(); //取文本
                        alert(id_value);//這里就是ID的值了。
                        alert($(this).attr("email")); //這里能顯示student下的email屬性。

                        //最后輸出了，這個(gè)是cssrain的寫(xiě)法，貌似比macnie更JQ一點(diǎn)
                        $('<li></li>').html(id_value).appendTo('ol');
                    });
                    */
                }
            })

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

using System;
using System.Web;
using System.Text;
using System.Data;

public class Test : IHttpHandler {

    public void ProcessRequest (HttpContext context) {
        context.Response.StatusCode = 200;
        context.Response.Cache.SetCacheability(HttpCacheability.NoCache);

        DataSet ds = new DataSet("AccountList");
        ds = GetList("Account","AccountId","Loginname,Name",50,1,false, false,"1=1");
        context.Response.ContentType = "text/xml";
        context.Response.Charset = "GB2312";
        context.Response.Clear();
        context.Response.Write("<?xml version=\"1.0\" encoding=\"gbk\"?>\n " + ds.GetXml());

        /*
        StringBuilder sb = new StringBuilder();
        sb.Append("<?xml version=\"1.0\" encoding=\"gbk\"?>");
        sb.Append("<AccountList>");
        sb.Append("<Account><loginname>Loro5</loginname><name>wulu</name></user>");
        sb.Append("</Account>");
        context.Response.Write(sb.ToString());
        */

        context.Response.End();

    }

    public bool IsReusable {
        get {
            return false;
        }
    }

}