使用超链接跳转页面（GridView）

1. the html markup

<div>
            <asp:GridView ID="GridView1" runat="server" AllowPaging="true" PageSize="5" OnPageIndexChanging="GridView1_PageIndexChanging" AutoGenerateColumns="false" HeaderStyle-BackColor="#3AC0F2" HeaderStyle-ForeColor="White" RowStyle-BackColor="#A1DCF2" AlternatingRowStyle-BackColor="White" AlternatingRowStyle-ForeColor="#000">
                <Columns>
                    <asp:TemplateField>
                        <ItemTemplate>
                            <asp:HyperLink ID="HyperLink1" runat="server" NavigateUrl=‘<%#Eval("Id", "~/ThreadsTest/GridView/DetailsInformation.aspx?Id={0}") %>‘ Text=‘<%#Eval("Id") %>‘>></asp:HyperLink>
                        </ItemTemplate>
                    </asp:TemplateField>
                    <asp:CommandField ShowSelectButton="true" SelectText="View Details" />
                    <asp:BoundField DataField="Name" HeaderText="Name" ItemStyle-Width="150" />
                    <asp:BoundField DataField="City" HeaderText="City" ItemStyle-Width="150" />
                    <asp:TemplateField>
                        <ItemTemplate>
                            <asp:HyperLink runat="server" NavigateUrl=‘<%# string.Format("~/ThreadsTest/GridView/DetailsInformation.aspx?Id={0}&Name={1}&City={2}",  HttpUtility.UrlEncode(Eval("Id").ToString()), HttpUtility.UrlEncode(Eval("Name").ToString()), HttpUtility.UrlEncode(Eval("City").ToString())) %>‘ Text="View Details" />
                        </ItemTemplate>
                    </asp:TemplateField>
                </Columns>
            </asp:GridView>
            <asp:Button ID="btnExportToEXCEL" runat="server" Text="Export to Excel" OnClick="btnExportToEXCEL_Click"/>
            <br />
            <hr />
            <asp:GridView ID="GridView2" runat="server" AllowPaging="true" OnRowCommand="GridView2_RowCommand" PageSize="5" OnPageIndexChanging="GridView2_PageIndexChanging" AutoGenerateColumns="false" HeaderStyle-BackColor="#3AC0F2" HeaderStyle-ForeColor="White" RowStyle-BackColor="#A1DCF2" AlternatingRowStyle-BackColor="White" AlternatingRowStyle-ForeColor="#000">
                <Columns>

                    <asp:BoundField DataField="Id" HeaderText="Id" ItemStyle-Width="150" />
                    <asp:BoundField DataField="Name" HeaderText="Name" ItemStyle-Width="150" />
                    <asp:BoundField DataField="City" HeaderText="City" ItemStyle-Width="150" />
                     <asp:CommandField ShowSelectButton="true" SelectText="View Details" />
                </Columns>
            </asp:GridView>
        </div>

2.

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;
using System.IO;
using System.Drawing;

namespace _201502ThreadsTest.ThreadsTest
{
    public partial class PassHyperLinkInGridView : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                //BindGridview(GridView1);
                //BindGridview(GridView2);
            }
        }
        //Bind Gridview
        public void BindGridview(GridView grv)
        {
            string sql = "select * from Customer";
            using (SqlConnection conn = new SqlConnection(ConfigurationManager.ConnectionStrings["ConnStr"].ConnectionString))
            {
                SqlDataAdapter sda = new SqlDataAdapter(sql, conn);
                DataTable dt = new DataTable();
                sda.Fill(dt);

                grv.DataSource = dt;
                grv.DataBind();
            }
        }

        //Paging
        protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
        {
            GridView1.PageIndex = e.NewPageIndex;
            this.BindGridview(GridView1);
        }
        //Export to Excel
        protected void btnExportToEXCEL_Click(object sender, EventArgs e)
        {
            Response.Clear();
            Response.Buffer = true;
            Response.AddHeader("content-disposition", "attachment;filename=GridViewExport.xls");
            Response.Charset = "";
            Response.ContentType = "application/vnd.ms-excel";
            using (StringWriter sw = new StringWriter())
            {
                HtmlTextWriter hw = new HtmlTextWriter(sw);
                //To Export all pages
                GridView1.AllowPaging = false;
                this.BindGridview(GridView1);
                GridView1.HeaderRow.BackColor = Color.White;
                foreach (TableCell cell in GridView1.HeaderRow.Cells)
                {
                    cell.BackColor = GridView1.HeaderStyle.BackColor;
                }
                foreach (GridViewRow row in GridView1.Rows)
                {
                    row.BackColor = Color.White;
                    foreach (TableCell cell in row.Cells)
                    {
                        if (row.RowIndex % 2 == 0)
                        {
                            cell.BackColor = GridView1.AlternatingRowStyle.BackColor;
                        }
                        else
                        {
                            cell.BackColor = GridView1.RowStyle.BackColor;
                        }
                        cell.CssClass = "textmode";
                    }
                }
                GridView1.RenderControl(hw);
                //style to format numbers to string
                string style = @"<style> .textmode { } </style>";
                Response.Write(style);
                Response.Output.Write(sw.ToString());
                Response.Flush();
                Response.End();
            }
        }
        public override void VerifyRenderingInServerForm(Control control)
        {
            /* Verifies that the control is rendered */
        }

        protected void GridView2_RowCommand(object sender, GridViewCommandEventArgs e)
        {
            int index = Convert.ToInt32(e.CommandArgument);
            int Id = Convert.ToInt32(GridView2.Rows[index].Cells[0].Text);
            Session["Id"] = Id;
            Response.Redirect("~/ThreadsTest/GridView/DetailsInformation.aspx");
        }

        protected void GridView2_PageIndexChanging(object sender, GridViewPageEventArgs e)
        {
            GridView2.PageIndex = e.NewPageIndex;
            this.BindGridview(GridView2);
        }
    }
}

3. 目标页

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title></title>
</head>
<body>
    <form id="form1" runat="server">
        <div>
            <table border="1">
                <tr>
                    <td>
                        <b>Id</b>
                    </td>
                    <td>
                        <asp:Label ID="lblId" runat="server"></asp:Label>
                    </td>
                </tr>
                <tr>
                    <td>
                        <b>Name</b>
                    </td>
                    <td>
                        <asp:Label ID="lblName" runat="server"></asp:Label>
                    </td>
                </tr>
                <tr>
                    <td>
                        <b>City</b>
                    </td>
                    <td>
                        <asp:Label ID="lblCity" runat="server"></asp:Label>
                    </td>
                </tr>
            </table>
            <br />
            <asp:HyperLink ID="HyperLink1" runat="server" NavigateUrl="~/ThreadsTest/GridView/PassHyperLinkInGridView.aspx">Back to Previous page </asp:HyperLink>
        </div>
    </form>
</body>
</html>

 if (!IsPostBack)
            {
                //lblId.Text = Request.QueryString["Id"];
                //lblName.Text = Request.QueryString["Name"];
                //lblCity.Text = Request.QueryString["City"];

                string id = Session["Id"].ToString();
                Response.Write(id);
            }