ashx返回一个xml

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Xml;

namespace WEB
{
    /// <summary>
    /// Handler1 的摘要说明
    /// </summary>
    public class Handler1 : IHttpHandler
    {

        public void ProcessRequest(HttpContext context)
        {
            context.Response.ContentType = "text/xml";
            XmlDocument doc = new XmlDocument();
            XmlDeclaration dec = doc.CreateXmlDeclaration("1.0", "GB2312", null);
            doc.AppendChild(dec);
            //创建一个根节点（一级）
            XmlElement root = doc.CreateElement("First");
            doc.AppendChild(root);
            //创建节点（二级）
            XmlNode node = doc.CreateElement("Seconde");
            //创建节点（三级）
            XmlElement element1 = doc.CreateElement("Third1");
            element1.SetAttribute("Name", "Sam");
            element1.SetAttribute("ID", "665");
            element1.InnerText = "Sam Comment";
            node.AppendChild(element1);

            XmlElement element2 = doc.CreateElement("Third2");
            element2.SetAttribute("Name", "Round");
            element2.SetAttribute("ID", "678");
            element2.InnerText = "Round Comment";
            node.AppendChild(element2);

           

            root.AppendChild(node);
            context.Response.Write(doc.OuterXml);
        }
    }
}