Repeter中列相同数据合并

  <asp:Repeater runat="server" ID="rptInfo" onitemdatabound="Repeater1_ItemDataBound">

                <HeaderTemplate>

                    <table cellpadding="0" cellspacing="0" border="1" bordercolor="black" width="100%" style="border-collapse: collapse; border-style: solid;">

                        <tr style=" font-weight:bold; text-align:center;">

                           <%-- <td>序号</td>--%>

                            <td  width="15%">单位名称</td>

                            <td>经营设施地址</td>

                            <td>核准内容</td>

                            <td>核准经营数量（吨/年）</td>

                            <td>处置方式</td>

                            <td>法定代表人</td>

                            <td>联系电话</td>

                            <td width="12%">有效期</td>


                        </tr>
                </HeaderTemplate>

                <ItemTemplate>

                    <tr>
                        <%--<td runat="server" id="tdxuhao"></td>--%>
                        
                        <td runat="server" id="tdqiye_name" style="font-size:13px;"><%#Eval("qiye_name")%></td>

                        <td runat="server" id="tdDWDZ" style="font-size:13px;"><%#Eval("DWDZ")%></td>

                        <td runat="server" id="tdhzmc" style="font-size:13px; text-align:center;"><%#Eval("hzmc")%></td>

                        <td runat="server" id="tdmaxhpy" style=" text-align:center;font-size:13px;"><%#Eval("max_handle_per_year")%></td>

                        <td runat="server" id="tdczfs" style=" text-align:center;font-size:13px;"><%#Eval("czfs")%></td>

                        <td runat="server" id="tdFRDB" style="font-size:13px; text-align:center;"><%#Eval("FRDB")%></td>

                        <td runat="server" id="tdLXDH" style="font-size:13px; text-align:center;"><%#Eval("LXDH")%></td>

                         <td id="tdyxqt" runat="server" style=" text-align:center; font-size:13px;" ><%#Eval("firstTime", "{0:yyyy-MM-dd}")%>～<%#Eval("edittime", "{0:yyyy-MM-dd}")%></td>

                    </tr>

                </ItemTemplate>

                <FooterTemplate>
                    </table>

                </FooterTemplate>

            </asp:Repeater>

 public void getAllJYXKZ()
        {
            TGfgsJyxkzxxgsBizLogic jyxkz = new TGfgsJyxkzxxgsBizLogic();
            DataSet ds = jyxkz.GetALLSPSL();
            this.rptInfo.DataSource = ds;
            this.rptInfo.DataBind();

            for (int i = rptInfo.Items.Count - 1; i > 0; i--)
            {


                //  HtmlTableCell xuhao_previous = rptInfo.Items[i].FindControl("tdxuhao") as HtmlTableCell;
                // HtmlTableCell xuhao = rptInfo.Items[i-1].FindControl("tdxuhao") as HtmlTableCell;


                HtmlTableCell oCell_previous = rptInfo.Items[i - 1].FindControl("tdqiye_name") as HtmlTableCell;
                HtmlTableCell oCell = rptInfo.Items[i].FindControl("tdqiye_name") as HtmlTableCell;

                oCell.RowSpan = (oCell.RowSpan == -1) ? 1 : oCell.RowSpan;
                oCell_previous.RowSpan = (oCell_previous.RowSpan == -1) ? 1 : oCell_previous.RowSpan;

                if (oCell.InnerText == oCell_previous.InnerText)
                {
                    oCell.Visible = false;
                    oCell_previous.RowSpan += oCell.RowSpan;

                }




                HtmlTableCell DWDZprecious = rptInfo.Items[i - 1].FindControl("tdDWDZ") as HtmlTableCell;
                HtmlTableCell DWDZ = rptInfo.Items[i].FindControl("tdDWDZ") as HtmlTableCell;
                DWDZ.RowSpan = (DWDZ.RowSpan == -1) ? 1 : DWDZ.RowSpan;
                DWDZprecious.RowSpan = (DWDZprecious.RowSpan == -1) ? 1 : DWDZprecious.RowSpan;
                if (DWDZ.InnerText == DWDZprecious.InnerText)
                {
                    DWDZ.Visible = false;
                    DWDZprecious.RowSpan += DWDZ.RowSpan;
                }


                HtmlTableCell hzmcprecious = rptInfo.Items[i - 1].FindControl("tdhzmc") as HtmlTableCell;
                HtmlTableCell hzmc = rptInfo.Items[i].FindControl("tdhzmc") as HtmlTableCell;
                hzmc.RowSpan = (hzmc.RowSpan == -1) ? 1 : hzmc.RowSpan;
                hzmcprecious.RowSpan = (hzmcprecious.RowSpan == -1) ? 1 : hzmcprecious.RowSpan;
                if (hzmc.InnerText == hzmcprecious.InnerText)
                {
                    hzmc.Visible = false;
                    hzmcprecious.RowSpan += hzmc.RowSpan;
                }



                HtmlTableCell FRDBrecious = rptInfo.Items[i - 1].FindControl("tdFRDB") as HtmlTableCell;
                HtmlTableCell FRDB = rptInfo.Items[i].FindControl("tdFRDB") as HtmlTableCell;
                FRDB.RowSpan = (FRDB.RowSpan == -1) ? 1 : FRDB.RowSpan;
                FRDBrecious.RowSpan = (FRDBrecious.RowSpan == -1) ? 1 : FRDBrecious.RowSpan;

                if (FRDB.InnerText == FRDBrecious.InnerText)
                {
                    FRDB.Visible = false;
                    FRDBrecious.RowSpan += FRDB.RowSpan;
                }

                HtmlTableCell LXDHrecious = rptInfo.Items[i - 1].FindControl("tdLXDH") as HtmlTableCell;
                HtmlTableCell LXDH = rptInfo.Items[i].FindControl("tdLXDH") as HtmlTableCell;
                LXDH.RowSpan = (LXDH.RowSpan == -1) ? 1 : LXDH.RowSpan;
                LXDHrecious.RowSpan = (LXDHrecious.RowSpan == -1) ? 1 : LXDHrecious.RowSpan;

                if (LXDH.InnerText == LXDHrecious.InnerText)
                {
                    LXDH.Visible = false;
                    LXDHrecious.RowSpan += LXDH.RowSpan;
                }

                HtmlTableCell maxhpyrecious = rptInfo.Items[i - 1].FindControl("tdmaxhpy") as HtmlTableCell;
                HtmlTableCell maxhpy = rptInfo.Items[i].FindControl("tdmaxhpy") as HtmlTableCell;
                maxhpy.RowSpan = (maxhpy.RowSpan == -1) ? 1 : maxhpy.RowSpan;
                maxhpyrecious.RowSpan = (maxhpyrecious.RowSpan == -1) ? 1 : maxhpyrecious.RowSpan;

                if (maxhpy.InnerText == maxhpyrecious.InnerText)
                {
                    if (oCell.InnerText == oCell_previous.InnerText)
                    {
                        maxhpy.Visible = false;
                        maxhpyrecious.RowSpan += maxhpy.RowSpan;
                    }
                }


                HtmlTableCell czfsrecious = rptInfo.Items[i - 1].FindControl("tdczfs") as HtmlTableCell;
                HtmlTableCell czfs = rptInfo.Items[i].FindControl("tdczfs") as HtmlTableCell;
                czfs.RowSpan = (czfs.RowSpan == -1) ? 1 : czfs.RowSpan;
                czfsrecious.RowSpan = (czfsrecious.RowSpan == -1) ? 1 : czfsrecious.RowSpan;



                if (czfs.InnerText == czfsrecious.InnerText)
                {
                    if (oCell.InnerText == oCell_previous.InnerText)
                    {
                        czfs.Visible = false;
                        czfsrecious.RowSpan += czfs.RowSpan;
                    }
                }





                HtmlTableCell yxqtrecious = rptInfo.Items[i - 1].FindControl("tdyxqt") as HtmlTableCell;
                HtmlTableCell yxqt = rptInfo.Items[i].FindControl("tdyxqt") as HtmlTableCell;
                yxqt.RowSpan = (yxqt.RowSpan == -1) ? 1 : yxqt.RowSpan;
                yxqtrecious.RowSpan = (yxqtrecious.RowSpan == -1) ? 1 : yxqtrecious.RowSpan;

                if (yxqt.InnerText == yxqtrecious.InnerText)
                {
                    yxqt.Visible = false;
                    yxqtrecious.RowSpan += yxqt.RowSpan;
                }





            }
        }