利用XmlTextWriter格式化XmlDocum内容的格式!

    string filePath ="c:\\TestFormat.xml";
    XmlTextWriter writer = new XmlTextWriter(filePath,Encoding.UTF8);
    writer.Formatting = Formatting.Indented;
    writer.Indentation = 4;
    XmlDocument doc = new XmlDocument();
    doc.LoadXml(@"<WebSites>
        <WebSite><URL>http://xml.luohuedu.net/
        </URL><Title>【孟宪会之精彩世界】之
        XML开发者园地</Title><Desc>讨论XML技术和Web技术地专业站点。</Desc></WebSite>
        <WebSite><URL>http://lucky_elove.www1.dotnetplay
        ground.com/</URL>
        <Title>【孟宪会之精彩世界】之.NET开发者园地</Title>
        <Desc>讨论.NET技术和应用的专业站点。</Desc>
        </WebSite>
    </WebSites>");
    doc.WriteTo(writer);
    writer.Close();