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 > 0)
            {
                StringBuilder sb = new StringBuilder();
                int rowsIndex = 1;
                for (int i = 0; i < dtXSSJFX.Rows.Count; i++)
                {

                    if ((i + 1) != dtXSSJFX.Rows.Count)
                    {
                        if (dtXSSJFX.Rows[i]["dlmc"].ToString() == dtXSSJFX.Rows[i + 1]["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;  100px; ">{1}</td>", rowsIndex, dtXSSJFX.Rows[i]["dlmc"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["jjmc"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["sl_jm"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["je_jm"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["zb_jm"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["sl_zy"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["je_zy"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["zb_zy"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["sl_hj"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["je_hj"].ToString());
                            sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex]["zb_hj"].ToString());
                            sb.AppendLine("</tr>");

                            for (int j = 1; 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;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["jjmc"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["sl_jm"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["je_jm"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["zb_jm"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["sl_zy"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["je_zy"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["zb_zy"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["sl_hj"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["je_hj"].ToString());
                                sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[i + 1 - rowsIndex + j]["zb_hj"].ToString());
                                sb.AppendLine("</tr>");
                            }
                            rowsIndex = 1;
                        }
                    }
                    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;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["dlmc"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["jjmc"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["sl_jm"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["je_jm"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["zb_jm"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["sl_zy"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["je_zy"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["zb_zy"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["sl_hj"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["je_hj"].ToString());
                        sb.AppendFormat("     <td style="text-align: left;  100px; ">{0}</td>", dtXSSJFX.Rows[dtXSSJFX.Rows.Count - 1]["zb_hj"].ToString());
                        sb.AppendLine("</tr>");
                    }





                }
                litHTMLS.Text = sb.ToString();