using System;

using System.Data;

using System.Windows.Forms;

using System.Xml;

using System.Data;

using Excel = Microsoft.Office.Interop.Excel; 



namespace WindowsApplication1

{

    public partial class Form1 : Form

    {

        public Form1()

        {

            InitializeComponent();

        }



        private void button1_Click(object sender, EventArgs e)

        {

            Excel.Application xlApp ;

            Excel.Workbook xlWorkBook ;

            Excel.Worksheet xlWorkSheet ;

            object misValue = System.Reflection.Missing.Value;



            DataSet ds = new DataSet();

            XmlReader xmlFile ;

            int i = 0;

            int j = 0;



            xlApp = new Excel.ApplicationClass();

            xlWorkBook = xlApp.Workbooks.Add(misValue);

            xlWorkSheet = (Excel.Worksheet)xlWorkBook.Worksheets.get_Item(1);

 

            xmlFile = XmlReader.Create("Product.xml", new XmlReaderSettings());

            ds.ReadXml(xmlFile);



            for (i = 0; i <= ds.Tables[0].Rows.Count - 1; i++)

            {

                for (j = 0; j <= ds.Tables[0].Columns.Count - 1; j++)

                {

                    xlWorkSheet.Cells[i + 1, j + 1] = ds.Tables[0].Rows[i].ItemArray[j].ToString ();

                }

            }



            xlWorkBook.SaveAs("Specify path here\\xml2excel.xls", Excel.XlFileFormat.xlWorkbookNormal, misValue, misValue, misValue, misValue, Excel.XlSaveAsAccessMode.xlExclusive, misValue, misValue, misValue, misValue, misValue);

            xlWorkBook.Close(true, misValue, misValue);

            xlApp.Quit();



            releaseObject(xlApp);

            releaseObject(xlWorkBook);

            releaseObject(xlWorkSheet);



            MessageBox.Show("Done .. ");

        }



        private void releaseObject(object obj)

        {

            try

            {

                System.Runtime.InteropServices.Marshal.ReleaseComObject(obj);

                obj = null;

            }

            catch (Exception ex)

            {

                obj = null;

            }

            finally

            {

                GC.Collect();

            }

        } 

    }

}