xls到xml

  protected void btn_ok_Click(object sender, EventArgs e)
    {
        string x = txtpath.Text;
        DataSet ds = GetConnect(x);
        DataTable xDataTable = ds.Tables[0];

        string xFile = Server.MapPath("~/") + "action.xml";
        if (File.Exists(xFile))
            File.Delete(xFile);
        //建立Xml的定义声明  
        XmlDocument xmlDoc = new XmlDocument();
        try
        {

            XmlDeclaration dec = xmlDoc.CreateXmlDeclaration("1.0", "GB2312", null);

            xmlDoc.AppendChild(dec);   //创建根节点   
            XmlElement root = xmlDoc.CreateElement("data");
            xmlDoc.AppendChild(root);
            for (int i = 0; i < xDataTable.Rows.Count; i++)
            {
                var str=xDataTable.Rows[i][1].ToString();
                if(str=="")
                {
                    break;
                }

                if (i < 5)
                {
                    var sdate = "2015年" + (xDataTable.Rows[i][3] + "").Substring(0, 5);
                    var edate = "2015年8月" + ((xDataTable.Rows[i][3] + "").Substring(6, 2));
                    //TimeSpan days=Convert.ToDateTime(edate) - Convert.ToDateTime(sdate);
                    //var n = int.Parse(days.ToString());
                    for (int r = 0; r <= 6; r++)
                    {

                        XmlNode item = xmlDoc.CreateElement("item");
                        XmlElement title = xmlDoc.CreateElement("Title");
                        title.InnerText = xDataTable.Rows[i][1] + "";
                        item.AppendChild(title);
                        XmlAttribute xmldate = xmlDoc.CreateAttribute("date");
                        xmldate.Value = "8月"+(Convert.ToDateTime(sdate).AddDays(r).ToString()).Substring(7,3)+"日";
                        title.Attributes.Append(xmldate);
                        XmlAttribute xmlchangguan = xmlDoc.CreateAttribute("changguan");
                        xmlchangguan.Value = xDataTable.Rows[i][4] + "";
                        title.Attributes.Append(xmlchangguan);
                        XmlAttribute xmlisImportion = xmlDoc.CreateAttribute("isImportion");
                        xmlisImportion.Value = "1";
                        title.Attributes.Append(xmlisImportion);

                        XmlElement jiaBin = xmlDoc.CreateElement("jiaBin");
                        jiaBin.InnerText = xDataTable.Rows[i][2] + "";
                        item.AppendChild(jiaBin);

                        XmlElement time = xmlDoc.CreateElement("time");
                        time.InnerText = "9:00-21:00";
                        item.AppendChild(time);

                        XmlElement address = xmlDoc.CreateElement("address");
                        address.InnerText = xDataTable.Rows[i][4] + "";
                        item.AppendChild(address);

                        XmlElement zhuBanDanWei = xmlDoc.CreateElement("zhuBanDanWei");
                        zhuBanDanWei.InnerText = xDataTable.Rows[i][5] + "";
                        item.AppendChild(zhuBanDanWei);

                        root.AppendChild(item);
                    }
                }
                else
                {
                    XmlNode item = xmlDoc.CreateElement("item");
                    XmlElement title = xmlDoc.CreateElement("Title");
                    title.InnerText = xDataTable.Rows[i][1] + "";
                    item.AppendChild(title);
                    XmlAttribute xmldate = xmlDoc.CreateAttribute("date");
                    xmldate.Value = (xDataTable.Rows[i][3] + "").Substring(0,5);
                    title.Attributes.Append(xmldate);
                    XmlAttribute xmlchangguan = xmlDoc.CreateAttribute("changguan");
                    xmlchangguan.Value = xDataTable.Rows[i][4] + "";
                    title.Attributes.Append(xmlchangguan);
                    XmlAttribute xmlisImportion = xmlDoc.CreateAttribute("isImportion");
                    xmlisImportion.Value = "1";
                    title.Attributes.Append(xmlisImportion);

                    XmlElement jiaBin = xmlDoc.CreateElement("jiaBin");
                    jiaBin.InnerText = xDataTable.Rows[i][2] + "";
                    item.AppendChild(jiaBin);

                    XmlElement time = xmlDoc.CreateElement("time");
                    int index = (xDataTable.Rows[i][3] + "").IndexOf("日");
                    time.InnerText = (xDataTable.Rows[i][3] + "").Substring(index + 1);
                    item.AppendChild(time);

                    XmlElement address = xmlDoc.CreateElement("address");
                    address.InnerText = xDataTable.Rows[i][4] + "";
                    item.AppendChild(address);

                    XmlElement zhuBanDanWei = xmlDoc.CreateElement("zhuBanDanWei");
                    zhuBanDanWei.InnerText = xDataTable.Rows[i][5] + "";
                    item.AppendChild(zhuBanDanWei);

                    root.AppendChild(item);
                }
            }

            xmlDoc.Save(xFile);
            lblshow.InnerText = "成功";
        }
        catch (Exception ex)
        {
            lblshow.InnerText = "失败" + ex.Message + ex.TargetSite;
        }

    }
    /// <summary>
    /// 导出EXCEL表中的数据到 myDataSet
    /// </summary>
    public static DataSet GetConnect(string FilePath)
    {
        DataSet myDataSet = new DataSet();
        string strCon = "Provider=Microsoft.Jet.Oledb.4.0; Data Source=" + FilePath + "; Extended Properties=\"Excel 8.0; HDR=YES; IMEX=1;\"";
        if (Path.GetExtension(FilePath).ToLower() == ".xlsx")
            strCon = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=" + FilePath + ";Extended Properties='Excel 12.0;HDR=YES;IMEX=1'";
        OleDbConnection myConn = new OleDbConnection(strCon);
        //条件查询EXCEL表
        string strCom = " SELECT * FROM [Sheet1$] ";
        myConn.Open();
        //打开数据链接，得到一个数据集
        OleDbDataAdapter myCommand = new OleDbDataAdapter(strCom, myConn);
        //创建一个 DataSet对象

        //得到自己的DataSet对象
        myCommand.Fill(myDataSet, "[Sheet1$]");
        //关闭此数据链接
        myConn.Close();
        return myDataSet;
    }