Pass Session value to HyperLink inside ASP.Net GridView Template Field

Hey democloud,

Please refer below sample.

Please create rowdatabound event and find hyperlink id and pass values in navigate url..

HTML

CS.aspx

<asp:GridView ID="GridView1" HeaderStyle-BackColor="#3AC0F2" HeaderStyle-ForeColor="White"
    RowStyle-BackColor="#A1DCF2" AlternatingRowStyle-BackColor="White" AlternatingRowStyle-ForeColor="#000"
    runat="server" AutoGenerateColumns="false" OnRowDataBound="GridView1_RowDataBound">
    <Columns>
        <asp:TemplateField HeaderText="Id" ItemStyle-Width="30">
            <ItemTemplate>
                <asp:HyperLink runat="server" NavigateUrl='<%# Eval("Id", "~/DetailsCS.aspx?Id={0}") %>'
                    Text='<%# Eval("Id") %>' />
            </ItemTemplate>
        </asp:TemplateField>
        <asp:BoundField DataField="Name" HeaderText="Name" ItemStyle-Width="150" />
        <asp:BoundField DataField="Country" HeaderText="Country" ItemStyle-Width="150" />
        <asp:TemplateField>
            <ItemTemplate>
                <asp:HyperLink ID="HyperLink1" runat="server" Text="View Details" />
            </ItemTemplate>
        </asp:TemplateField>
    </Columns>
</asp:GridView>

DetailsCS.aspx

<table>
    <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>        
</table>

Namespaces

C#

using System.Data;

VB.Net

Imports System.Data

Code

C#

CS.aspx.cs

protected void Page_Load(object sender, EventArgs e)
{
    if (!this.IsPostBack)
    {
        Session["Id"] = 1;
        DataTable dt = new DataTable();
        dt.Columns.AddRange(new DataColumn[3] { new DataColumn("Id"), new DataColumn("Name"), new DataColumn("Country") });
        dt.Rows.Add(1, "John Hammond", "United States");
        dt.Rows.Add(2, "Mudassar Khan", "India");
        dt.Rows.Add(3, "Suzanne Mathews", "France");
        dt.Rows.Add(4, "Robert Schidner", "Russia");
        GridView1.DataSource = dt;
        GridView1.DataBind();
    }
}

protected void GridView1_RowDataBound(object sender, GridViewRowEventArgs e)
{
    if (e.Row.RowType == DataControlRowType.DataRow)
    {
        HyperLink hl = (HyperLink)e.Row.FindControl("HyperLink1");
        hl.NavigateUrl = String.Format("~/DetailsCS.aspx?Id={0}&Name={1}", Session["Id"].ToString(), e.Row.Cells[1].Text);
    }
}

DetailsCS.aspx.cs

protected void Page_Load(object sender, EventArgs e)
{
    if (!this.IsPostBack)
    {
        lblId.Text = Session["Id"].ToString();
        lblName.Text = HttpUtility.UrlDecode(Request.QueryString["Name"]);
    }
}

VB.Net

VB.aspx.vb

Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
    If Not Me.IsPostBack Then
        Session("Id") = 1
        Dim dt As DataTable = New DataTable()
        dt.Columns.AddRange(New DataColumn(2) {New DataColumn("Id"), New DataColumn("Name"), New DataColumn("Country")})
        dt.Rows.Add(1, "John Hammond", "United States")
        dt.Rows.Add(2, "Mudassar Khan", "India")
        dt.Rows.Add(3, "Suzanne Mathews", "France")
        dt.Rows.Add(4, "Robert Schidner", "Russia")
        GridView1.DataSource = dt
        GridView1.DataBind()
    End If
End Sub

Protected Sub GridView1_RowDataBound(ByVal sender As Object, ByVal e As GridViewRowEventArgs)
    If e.Row.RowType = DataControlRowType.DataRow Then
        Dim hl As HyperLink = CType(e.Row.FindControl("HyperLink2"), HyperLink)
        hl.NavigateUrl = String.Format("~/DetailsCS.aspx?Id={0}&Name={1}", Session("Id").ToString(), e.Row.Cells(1).Text)
    End If
End Sub

DetailsVB.aspx.vb

Protected Sub Page_Load(sender As Object, e As EventArgs) Handles Me.Load
    If Not Me.IsPostBack Then
        lblId.Text = Session("Id")
        lblName.Text = HttpUtility.UrlDecode(Request.QueryString("Name"))
    End If
End Sub

 Screenshot