後臺代碼：
using System;using System.Data;using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using System.Drawing;
public partial class _Default : System.Web.UI.Page { SqlConnection sqlcon; SqlCommand sqlcom; string strCon = "Data Source=(local);Database=北風貿易;Uid=sa;Pwd=sa"; protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { bind(); } } protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e) { GridView1.EditIndex = e.NewEditIndex; bind(); } protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e) { sqlcon = new SqlConnection(strCon); string sqlstr = "update 飛狐工作室 set 姓名='" + ((TextBox)(GridView1.Rows[e.RowIndex].Cells[1].Controls[0])).Text.ToString().Trim() + "',家庭住址='"
+ ((TextBox)(GridView1.Rows[e.RowIndex].Cells[3].Controls[0])).Text.ToString().Trim() + "' where 身份證號碼='" + GridView1.DataKeys[e.RowIndex].Value.ToString() + "'"; sqlcom=new SqlCommand(sqlstr,sqlcon); sqlcon.Open(); sqlcom.ExecuteNonQuery(); sqlcon.Close(); GridView1.EditIndex = -1; bind(); } protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e) { GridView1.EditIndex = -1; bind(); } public void bind() { string sqlstr = "select top 10 * from 飛狐工作室"; sqlcon = new SqlConnection(strCon); SqlDataAdapter myda = new SqlDataAdapter(sqlstr, sqlcon); DataSet myds = new DataSet(); sqlcon.Open(); myda.Fill(myds, "飛狐工作室"); GridView1.DataSource = myds; GridView1.DataKeyNames = new string[] { "身份證號碼" }; GridView1.DataBind(); sqlcon.Close(); } //這裏就是解決方案 protected void GridView1_RowCreated(object sender, GridViewRowEventArgs e) { switch (e.Row.RowType) { case DataControlRowType.Header: //第一行表頭 TableCellCollection tcHeader = e.Row.Cells; tcHeader.Clear(); tcHeader.Add(new TableHeaderCell()); tcHeader[0].Attributes.Add("rowspan","3"); //跨Row tcHeader[0].Attributes.Add("bgcolor", "white"); tcHeader[0].Text = ""; tcHeader.Add(new TableHeaderCell()); //tcHeader[1].Attributes.Add("bgcolor","Red"); tcHeader[1].Attributes.Add("colspan", "6"); //跨Column tcHeader[1].Text = "全部信息</th></tr><tr>"; //第二行表頭 tcHeader.Add(new TableHeaderCell()); tcHeader[2].Attributes.Add("bgcolor","DarkSeaGreen"); tcHeader[2].Text = "身份證號碼"; tcHeader.Add(new TableHeaderCell()); tcHeader[3].Attributes.Add("bgcolor", "LightSteelBlue"); tcHeader[3].Attributes.Add("colspan", "2"); tcHeader[3].Text = "基本信息"; tcHeader.Add(new TableHeaderCell()); tcHeader[4].Attributes.Add("bgcolor", "DarkSeaGreen"); tcHeader[4].Text = "福利"; tcHeader.Add(new TableHeaderCell()); tcHeader[5].Attributes.Add("bgcolor", "LightSteelBlue"); tcHeader[5].Attributes.Add("colspan", "2"); tcHeader[5].Text = "聯繫方式</th></tr><tr>"; //第三行表頭 tcHeader.Add(new TableHeaderCell()); tcHeader[6].Attributes.Add("bgcolor", "Khaki"); tcHeader[6].Text = "身份證號碼"; tcHeader.Add(new TableHeaderCell()); tcHeader[7].Attributes.Add("bgcolor","Khaki"); tcHeader[7].Text = "姓名"; tcHeader.Add(new TableHeaderCell()); tcHeader[8].Attributes.Add("bgcolor", "Khaki"); tcHeader[8].Text = "出生日期"; tcHeader.Add(new TableHeaderCell()); tcHeader[9].Attributes.Add("bgcolor", "Khaki"); tcHeader[9].Text = "薪水"; tcHeader.Add(new TableHeaderCell()); tcHeader[10].Attributes.Add("bgcolor", "Khaki"); tcHeader[10].Text = "家庭住址"; tcHeader.Add(new TableHeaderCell()); tcHeader[11].Attributes.Add("bgcolor", "Khaki"); tcHeader[11].Text = "郵政編碼"; break; } } } 前臺： <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title>GridView合併多重表頭表頭 清清月兒http://blog.csdn.net/21aspnet</title> </head> <body > <form id="form1" runat="server"> <div > <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" CellPadding="3" OnRowEditing="GridView1_RowEditing" OnRowUpdating="GridView1_RowUpdating" OnRowCancelingEdit="GridView1_RowCancelingEdit" BackColor="White" BorderColor="#CCCCCC" BorderStyle="None" BorderWidth="1px" Font-Size="12px" OnRowCreated="GridView1_RowCreated" > <FooterStyle BackColor="White" ForeColor="#000066" /> <Columns> <asp:CommandField HeaderText="編輯" ShowEditButton="True" /> <asp:BoundField DataField="身份證號碼" HeaderText="編號" ReadOnly="True" /> <asp:BoundField DataField="姓名" HeaderText="姓名" /> <asp:BoundField DataField="出生日期" HeaderText="郵政編碼" /> <asp:BoundField DataField="起薪" HeaderText="起薪" /> <asp:BoundField DataField="家庭住址" HeaderText="家庭住址" /> <asp:BoundField DataField="郵政編碼" HeaderText="郵政編碼" /> </Columns> <RowStyle ForeColor="#000066" /> <SelectedRowStyle BackColor="#669999" Font-Bold="True" ForeColor="White" /> <PagerStyle BackColor="White" ForeColor="#000066" HorizontalAlign="Left" CssClass="ms-formlabel DataGridFixedHeader"/> <HeaderStyle BackColor="#006699" Font-Bold="True" ForeColor="White" /> </asp:GridView> </div> </form> </body> </html> 16.GridView突出顯示某一單元格（例如金額低於多少，分數不及格等） 效果圖：
解決方案：主要是綁定後過濾
GridView1.DataBind();
for (int i = 0; i <= GridView1.Rows.Count - 1; i++)
{
DataRowView mydrv = myds.Tables["飛狐工作室"].DefaultView[i];
string score = Convert.ToString(mydrv["起薪"]);
if (Convert.ToDouble(score) < 34297.00)//大家這裏根據具體情況設置可能ToInt32等等
{
GridView1.Rows[i].Cells[4].BackColor = System.Drawing.Color.Red;
}
}
sqlcon.Close();
全部後臺代碼：
using System;using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;
using System.Drawing; public partial class Default7 : System.Web.UI.Page { SqlConnection sqlcon; SqlCommand sqlcom; string strCon = "Data Source=(local);Database=北風貿易;Uid=sa;Pwd=sa"; protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { bind(); } } protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e) { GridView1.EditIndex = e.NewEditIndex; bind(); } protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e) { sqlcon = new SqlConnection(strCon); string sqlstr = "update 飛狐工作室 set 姓名='" + ((TextBox)(GridView1.Rows[e.RowIndex].Cells[1].Controls[0])).Text.ToString().Trim() + "',家庭住址='" + ((TextBox)(GridView1.Rows[e.RowIndex].Cells[3].Controls[0])).Text.ToString().Trim() + "' where 身份證號碼='" + GridView1.DataKeys[e.RowIndex].Value.ToString() + "'"; sqlcom = new SqlCommand(sqlstr, sqlcon); sqlcon.Open(); sqlcom.ExecuteNonQuery(); sqlcon.Close(); GridView1.EditIndex = -1; bind(); } protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e) { GridView1.EditIndex = -1; bind(); } public void bind() { string sqlstr = "select top 10 * from 飛狐工作室"; sqlcon = new SqlConnection(strCon); SqlDataAdapter myda = new SqlDataAdapter(sqlstr, sqlcon); DataSet myds = new DataSet(); sqlcon.Open(); myda.Fill(myds, "飛狐工作室"); GridView1.DataSource = myds; GridView1.DataKeyNames = new string[] { "身份證號碼" }; GridView1.DataBind(); for (int i = 0; i <= GridView1.Rows.Count - 1; i++) { DataRowView mydrv = myds.Tables["飛狐工作室"].DefaultView[i]; string score = Convert.ToString(mydrv["起薪"]); if (Convert.ToDouble(score) < 34297.00)//大家這裏根據具體情況設置可能ToInt32等等 { GridView1.Rows[i].Cells[4].BackColor = System.Drawing.Color.Red; } } sqlcon.Close(); } } 前臺代碼: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head id="Head1" runat="server"> <title>GridView突出顯示某一單元格 清清月兒http://blog.csdn.net/21aspnet</title> </head> <body > <form id="form1" runat="server"> <div > <asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False" CellPadding="3" OnRowEditing="GridView1_RowEditing" OnRowUpdating="GridView1_RowUpdating" OnRowCancelingEdit="GridView1_RowCancelingEdit" BackColor="White" BorderColor="#CCCCCC" BorderStyle="None" BorderWidth="1px" Font-Size="12px" > <FooterStyle BackColor="White" ForeColor="#000066" /> <Columns> <asp:CommandField HeaderText="編輯" ShowEditButton="True" /> <asp:BoundField DataField="身份證號碼" HeaderText="編號" ReadOnly="True" /> <asp:BoundField DataField="姓名" HeaderText="姓名" />> <asp:BoundField DataField="出生日期" HeaderText="郵政編碼" /> <asp:BoundField DataField="起薪" HeaderText="起薪" DataFormatString="{0:C}" HtmlEncode="false"/> <asp:BoundField DataField="家庭住址" HeaderText="家庭住址" /> <asp:BoundField DataField="郵政編碼" HeaderText="郵政編碼" /> </Columns> <RowStyle ForeColor="#000066" /> <SelectedRowStyle BackColor="#669999" Font-Bold="True" ForeColor="White" /> <PagerStyle BackColor="White" ForeColor="#000066" HorizontalAlign="Left" CssClass="ms-formlabel DataGridFixedHeader"/> <HeaderStyle BackColor="#006699" Font-Bold="True" ForeColor="White" /> </asp:GridView> </div> </form> </body> </html>