Convert Xml in to Excel

using System;

using System.Collections;

using System.Configuration;

using System.Data;

using System.Linq;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.HtmlControls;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Xml.Linq;

using System.Xml;

using System.Xml.Xsl;

public partial class ExcelFromXML : System.Web.UI.Page

{

    protected void Page_Load(object sender, EventArgs e)

    {

        Response.ContentType = "application/vnd.ms-excel";

        Response.Charset = "";

        DataSet ds = new DataSet();

      

        ds.ReadXml(Server.MapPath("XML//XmlFileFromDataBaseData.xml"));

        XmlDataDocument xdd = new XmlDataDocument(ds);

        XslTransform xt = new XslTransform();

        xt.Load(Server.MapPath("EXCEL//XSLTFile.xls"));

        xt.Transform(xdd, null, Response.OutputStream);

        Response.End();

    }

}