xml的简单操作

using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Web;
using System.Web.Services;
using System.Web.Services.Protocols;
using System.Xml;
namespace WebServiceStringtoXML
{
    /// <summary>
    /// Summary description for Service1
    /// </summary>
    [WebService(Namespace = "http://tempuri.org/")]
    [WebServiceBinding(ConformsTo = WsiProfiles.BasicProfile1_1)]
    [ToolboxItem(false)]
    public class Service1 : System.Web.Services.WebService
    {
        XmlDocument xmldoc;
        XmlNode xmlnode;
        XmlElement xmlelemRoot;
        XmlElement xmlelemUNIT;
        XmlElement xmlelemLANGUAGE;
        XmlElement xmlelemFORMAT;
        XmlElement xmlelemTEXT;
        XmlElement xmlelemBREAK;
        XmlElement xmlelemDIGITS;

        XmlElement xmlelenNEXT;
        XmlElement xmlelenPROMPT;
        XmlElement xmlelenWRONGPROMPT;
        XmlElement xmlelenWRONGNEXT;
        XmlElement xmlelenREPEAT;
        XmlElement xmlelenSILENCE;
        XmlElement xmlelenSILENCENEXT;
        XmlElement xmlelenCASES;
        XmlElement xmlelenCASE;
        XmlText xmltext;

        [WebMethod]
        public Boolean   Toxml(string strContent,string Number,int count)
        {
            if (strContent.Trim () =="")
            {
                return false ;
            }
           

            xmldoc = new XmlDocument();
            //string str = "I lOVE  YOU ";
            //加入XML的声明段落
            xmlnode = xmldoc.CreateNode(XmlNodeType.XmlDeclaration, "", "");
            //string strXml = "<?xml version='1.0' encoding='gb2312'?>";
            //xmldoc.LoadXml(strXml);
            xmldoc.AppendChild(xmlnode);
           
            //加入一个根元素
            xmlelemRoot = xmldoc.CreateElement("IVR");
            xmlelemRoot.SetAttribute ("ver","1.0");
            xmldoc.AppendChild(xmlelemRoot);
            //入口节点
            xmlelemUNIT = xmldoc.CreateElement("", "UNIT", "");
            xmlelemUNIT.SetAttribute("name", "Start");
            xmlelemUNIT.SetAttribute("type", "ENTRANCE");
            xmlelenNEXT = xmldoc.CreateElement("NEXT");
            xmlelenNEXT.InnerText = "TransferExt";
            xmlelemUNIT.AppendChild(xmlelenNEXT);
            xmlelemRoot.AppendChild(xmlelemUNIT);

            //TTS节点
            xmlelemUNIT = xmldoc.CreateElement("", "UNIT", "");
            //xmltext = xmldoc.CreateTextNode ( "Root Text" ) ;
            xmlelemUNIT.SetAttribute("name", "TransferExt");
            xmlelemUNIT.SetAttribute("type", "TTS2");
            //xmlelem.AppendChild ( xmltext ) ;
            xmlelemRoot.AppendChild(xmlelemUNIT);
           
            //加入另外一个元素LANGUAGE
            // xmlelem2 = xmldoc.CreateElement("LANGUAGE");
            xmlelemLANGUAGE = xmldoc.CreateElement("", "LANGUAGE", "");
            xmlelemLANGUAGE.InnerText ="0";
            //xmlelemLANGUAGE.AppendChild(xmltext);
            xmlelemUNIT.AppendChild(xmlelemLANGUAGE);
            //加入另外一个元素FORMAT
            xmlelemFORMAT = xmldoc.CreateElement("", "FORMAT", "");
            xmlelemFORMAT.InnerText = "0";
            xmlelemUNIT.AppendChild(xmlelemFORMAT);
            //加入另外一个元素TEXT
            xmlelemTEXT = xmldoc.CreateElement("TEXT");
            xmlelemTEXT.InnerText = strContent.ToString();
            xmlelemUNIT.AppendChild(xmlelemTEXT);
            //加入另外一个元素BREAK
            xmlelemBREAK = xmldoc.CreateElement("BREAK");
            xmlelemBREAK.InnerText = "false";
            xmlelemUNIT.AppendChild(xmlelemBREAK);
            //加入另外一个元素DIGITS
            xmlelemDIGITS = xmldoc.CreateElement("DIGITS");
            xmlelemDIGITS.InnerText = "1234567890*#";
            xmlelemUNIT.AppendChild(xmlelemDIGITS);
            //加入另外一个元素NEXT
            xmlelenNEXT = xmldoc.CreateElement("NEXT");
            xmlelenNEXT.InnerText = "playquestion";
            xmlelemUNIT.AppendChild(xmlelenNEXT);

            xmlelemUNIT = xmldoc.CreateElement("", "UNIT", "");
            xmlelemUNIT.SetAttribute("name", "playquestion");
            xmlelemUNIT.SetAttribute("type", "MENU");

            xmlelenPROMPT = xmldoc.CreateElement("PROMPT");
            xmlelenPROMPT.InnerText = @"wave\re.wav";
            xmlelemUNIT.AppendChild(xmlelenPROMPT);

            xmlelenWRONGPROMPT = xmldoc.CreateElement("WRONGPROMPT");
            xmlelemUNIT.AppendChild(xmlelenWRONGPROMPT);

            xmlelenWRONGNEXT = xmldoc.CreateElement("WRONGNEXT");
            xmlelemUNIT.AppendChild(xmlelenWRONGNEXT);

            xmlelenREPEAT = xmldoc.CreateElement("REPEAT");
            xmlelenREPEAT.InnerText = "3";
            xmlelemUNIT.AppendChild(xmlelenREPEAT);

            xmlelenSILENCE = xmldoc.CreateElement("SILENCE");
            xmlelenSILENCE.InnerText = "50";
            xmlelemUNIT.AppendChild(xmlelenSILENCE);

            xmlelenSILENCENEXT = xmldoc.CreateElement("SILENCENEXT");
            xmlelenSILENCENEXT.InnerText = "playquestion";
            xmlelemUNIT.AppendChild(xmlelenSILENCENEXT);

            xmlelenCASES = xmldoc.CreateElement("CASES");
            xmlelenCASE = xmldoc.CreateElement("CASE");
            xmlelenCASE.SetAttribute("DTMF", "0");
            xmlelenCASE.InnerText = "TransferExt";
            xmlelenCASES.AppendChild(xmlelenCASE);
            xmlelemUNIT.AppendChild(xmlelenCASES);

            xmlelemRoot.AppendChild(xmlelemUNIT);

            //保存创建好的XML文档
            try
            {
                xmldoc.Save(@"d:\data\"+Number+"-"+count +".xml");
               
                return true;
               
            }
            catch (Exception e)
            {
                //显示错误信息
                return false;
            }
        }
    }
}