摘要：
HeaderCell=newTableCell();HeaderCell.Text="Employee";HeaderCell.ColumnSpan=2;HeaderGridRow.Cells.Add(HeaderCell);please check out the link for more information:How to add Header and Subheader in Gridviewhttp://www.aspsnippets.com/Articles/Merge-Merging-GridView-Header-Columns-Cells-by-addi 阅读全文