如何获取gridview里某行某列的值？

Question

refer here:
http://www.cnblogs.com/insus/p/3885001.html

Answer 1

GridView1.Rows[e.NewSelectedIndex].Cells[4].Text

Answer 2

您给的这个案例好像跟我问的对不上号啊一样的!!!also refer these:
http://www.cnblogs.com/insus/archive/2011/06/30/2094151.html
http://www.cnblogs.com/insus/p/3201720.html
http://www.cnblogs.com/insus/p/3680461.html

Answer 3

e.NewSelectedIndex 
你这个不是获取当前选择的行号吗？

Answer 4

获取GridView里某行某列的值示例
//GridView设置
<asp:GridView ID="GridView1" runat="server" AllowPaging="True" AutoGenerateColumns="False"
                                                CellPadding="4" Font-Size="9pt" ForeColor="#333333" GridLines="None" 
                                                Width="500px" OnRowDeleting="GridView1_RowDeleting" 
                                                OnPageIndexChanging="GridView1_PageIndexChanging" 
                                                OnRowDataBound="GridView1_RowDataBound" PageSize="6" Height="1px">
                                                <FooterStyle BackColor="#1C5E55" Font-Bold="True" ForeColor="White" />
                                                <RowStyle BackColor="#E3EAEB" />
      <Columns>//codego.net/tags/11/1/
                                                    <asp:BoundField DataField="ST_n_id" HeaderText="文章ID" />
                                                    <asp:BoundField DataField="ST_n_title" HeaderText="文章主题" />
                                                    <asp:BoundField DataField="ST_n_hit" HeaderText="人气指数" />
                                                    <asp:BoundField DataField="ST_n_re" HeaderText="评论" />
                                                    <asp:HyperLinkField DataNavigateUrlFields="ST_n_id" DataNavigateUrlFormatString="ViewContent.aspx?id={0}"
                                                        HeaderText="查看信息" Text="查看信息" />
                                                    <asp:CommandField HeaderText="删除" ShowDeleteButton="True" />
                                                    <asp:TemplateField HeaderText="选择">
                                                        <ItemTemplate>
                                                            <asp:CheckBox ID="CheckBox1" runat="server" Font-Size="9pt" Width="9px" />
                                                        </ItemTemplate>
                                                    </asp:TemplateField>
                                                </Columns>
                                                <SelectedRowStyle BackColor="#C5BBAF" ForeColor="#333333" Font-Bold="True" />
                                                <PagerStyle BackColor="#666666" ForeColor="White" HorizontalAlign="Center" />
                                                <HeaderStyle BackColor="#1C5E55" Font-Bold="True" ForeColor="White" />
                                                <EditRowStyle BackColor="#7C6F57" />
                                                <AlternatingRowStyle BackColor="White" />
                                            </asp:GridView>
//加载数据库数据
  SqlData da = new SqlData();
    private static string ID;
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            /*判断是否登录*/
            ST_check_Login();
        }
        //定义一个查询用户信息的SQL语句
        string sqlstr = "select * from tb_Blog where UserName='" + Session["UserName"] + "'";
        //调用公共类中的GetDataSet方法执行SQL语句，并返回DataSet类型的数据集
        DataSet mydataset = da.GetDataSet(sqlstr, "tb_Blog");
        //创建数据表的视图
        DataRowView rowview1 = mydataset.Tables["tb_Blog"].DefaultView[0];
        //获取注册博客的编号
        ID = rowview1["BlogID"].ToString();
        //调用自定义绑定方法绑定数据
        ST_Article_Bind();
    }
//绑定数据库显示数据
  public void ST_Article_Bind()
    {
        //根据获取的用户ID查询其所有文章
        string sqlstr = "select * from ST_news where BlogID='" + ID + "'";
        //调用公共类中的ExceDS方法，返回一个DataSet类型的数据集，并作为GridView控件的数据源
        GridView1.DataSource = da.ExceDS(sqlstr);
        //获取GridView控件中的主键字段
        GridView1.DataKeyNames = new string[] { "ST_n_id" };
        //从数据库中绑定数据到列表控件中
        GridView1.DataBind();
    }
//查看某行某列信息跳转ViewContent.aspx
<asp:Label ID="labSubject" runat="server" Width="316px" Font-Size="9pt" ></asp:Label>//显示主题
<asp:TextBox ID="txtContent" runat="server" Font-Size="9pt" Height="257px" TextMode="MultiLine"
            Width="405px"></asp:TextBox>//显示内容
//加载绑定数据库内容显示数据
 protected void Page_Load(object sender, EventArgs e)
{
                if (!IsPostBack)
        {
            try
            {
                string str;
                string str2 = Page.Request["id"].ToString();
                //此处用来实现将数据绑定到前台
                SqlConnection mycon = new SqlConnection(ConfigurationManager.AppSettings["conStr"]);
                mycon.Open();
                SqlDataAdapter myada = new SqlDataAdapter("select * from ST_news where ST_n_id='" + str2 + "'", mycon);
                DataSet ds = new DataSet();
                myada.Fill(ds, "ST_news");
                //创建DataRowView对象的一个实例
                DataRowView rowview = ds.Tables["ST_news"].DefaultView[0];
                //将文章主题读取到labSubject文本框中
                this.labSubject.Text = rowview["ST_n_title"].ToString();
                //将文章内容读取到txtContent文本框中
                this.txtContent.Text = rowview["ST_n_content"].ToString();
                mycon.Close();
            }
            catch (Exception ex)
            {
                Response.Write(ex.Message);
            }
        }
}