ASP.NET- 合并HTML的表格相同项单元格

　　我对控件的依懒是比较少的。有几个控件我比较喜欢用，例如REPEATER显示列表的控件，能提供很大的方便。

　　使用REPEATER有一个比较方便的功能是通过几句代码就实现了相同项合并单元格合并，这个虽然平时比较少用到，可是有时候客户或者经理比较刁钻的时候，就感觉这个真是好啊！

　　今天要用AJAX实现一个效果的时候，REPEATER列表控件就没法派上用场，这时我得想办法，根据HTML的一些规律来实现表格相同项的单元格合并。

　　折腾，终算把效果实现了。备记在这里。

ERP_Reports reprots = new ERP_Reports();
            DataTable dtXSSJFX = reprots.GetXSSJFX_DX(txtSDate.Text, txtEDate.Text);//获得销售数据分析报表
            if (dtXSSJFX.Rows.Count > )
            {
                StringBuilder sb = new StringBuilder();
                int rowsIndex = ;
                for (int i = ; i < dtXSSJFX.Rows.Count; i++)
                {

                    if ((i + ) != dtXSSJFX.Rows.Count)
                    {
                        if (dtXSSJFX.Rows[i]["dlmc"].ToString() == dtXSSJFX.Rows[i + ]["dlmc"].ToString())
                        {
                            rowsIndex++;
                        }
                        else
                        {
                            sb.AppendLine("<tr style=\"line-height:24px\" onmouseout=\"this.style.backgroundColor=backupcolor\" onmouseover=\"this.backupcolor=this.style.backgroundColor;this.style.backgroundColor='#F1F6FF'\">");
                            sb.AppendFormat("     <td rowspan=\"{0}\" style=\"text-align: left; width: 100px; \">{1}</td>", rowsIndex, dtXSSJFX.Rows[i]["dlmc"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["jjmc"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["sl_jm"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["je_jm"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["zb_jm"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["sl_zy"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["je_zy"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["zb_zy"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["sl_hj"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["je_hj"].ToString());
                            sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex]["zb_hj"].ToString());
                            sb.AppendLine("</tr>");

                            for (int j = ; j < rowsIndex; j++)
                            {
                                sb.AppendLine("<tr style=\"line-height:24px\" onmouseout=\"this.style.backgroundColor=backupcolor\" onmouseover=\"this.backupcolor=this.style.backgroundColor;this.style.backgroundColor='#F1F6FF'\">");
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["jjmc"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["sl_jm"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["je_jm"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["zb_jm"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["sl_zy"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["je_zy"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["zb_zy"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["sl_hj"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["je_hj"].ToString());
                                sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[i +  - rowsIndex + j]["zb_hj"].ToString());
                                sb.AppendLine("</tr>");
                            }
                            rowsIndex = ;
                        }
                    }
                    else
                    {
                        sb.AppendLine("<tr style=\"line-height:24px\" onmouseout=\"this.style.backgroundColor=backupcolor\" onmouseover=\"this.backupcolor=this.style.backgroundColor;this.style.backgroundColor='#F1F6FF'\">");
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["dlmc"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["jjmc"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["sl_jm"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["je_jm"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["zb_jm"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["sl_zy"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["je_zy"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["zb_zy"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["sl_hj"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["je_hj"].ToString());
                        sb.AppendFormat("     <td style=\"text-align: left; width: 100px; \">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - ]["zb_hj"].ToString());
                        sb.AppendLine("</tr>");
                    }

                }
                litHTMLS.Text = sb.ToString();