Set QueryString value to TextBox in GridView EditItemTemplate in ASP.Net

Hi sunil123,

Check this example. now please take its reference and correct your code.

HTML

CS.aspx

Enter Date:<asp:TextBox runat="server" ID="txtDate" />
<br />
<br />
<asp:Button Text="Submit" runat="server" ID="btnSubmit" OnClick="Submit_OnClick" />

Details.aspx

<asp:GridView runat="server" ID="gvDetails" AutoGenerateColumns="false" OnRowCancelingEdit="gvDetails_RowCancelingEdit"
    OnRowEditing="gvDetails_RowEditing">
    <Columns>
        <asp:TemplateField HeaderText="updated_on" SortExpression="updated_on">
            <EditItemTemplate>
                <asp:TextBox runat="server" ID="TextBox17" Text='<%# Request.QueryString["Date"].ToString() %>' />
            </EditItemTemplate>
            <ItemTemplate>
                <asp:Label ID="Label17" runat="server" Text='<%# Bind("Date") %>'></asp:Label>
            </ItemTemplate>
        </asp:TemplateField>
        <asp:CommandField ShowEditButton="true" />
    </Columns>
</asp:GridView>

VB.aspx

Enter Date:<asp:TextBox runat="server" ID="txtDate" />
<br />
<br />
<asp:Button Text="Submit" runat="server" ID="btnSubmit" OnClick="Submit_OnClick" />

VBDetails.aspx

<asp:GridView runat="server" ID="gvDetails" AutoGenerateColumns="false" OnRowCancelingEdit="gvDetails_RowCancelingEdit"
    OnRowEditing="gvDetails_RowEditing">
    <Columns>
        <asp:TemplateField HeaderText="updated_on" SortExpression="updated_on">
            <EditItemTemplate>
                <asp:TextBox runat="server" ID="TextBox17" Text='<%# Request.QueryString("Date").ToString() %>' />
            </EditItemTemplate>
            <ItemTemplate>
                <asp:Label ID="Label17" runat="server" Text='<%# Bind("Date") %>'></asp:Label>
            </ItemTemplate>
        </asp:TemplateField>
        <asp:CommandField ShowEditButton="true" />
    </Columns>
</asp:GridView>

Namespaces

C#

using System.Data;

VB.Net

Imports System.Data

Code

C#

CS.aspx.cs

protected void Submit_OnClick(object sender, EventArgs e)
{
    string datetime = txtDate.Text.Trim();
    Response.Redirect("Details.aspx?Date=" + datetime);
}

Details.aspx.cs

protected void Page_Load(object sender, EventArgs e)
{
    if (!IsPostBack)
    {
        this.BindGrid();
    }
}

private void BindGrid()
{
    DataTable dt = new DataTable();
    dt.Columns.Add("Date");
    dt.Rows.Add(DateTime.Now.ToShortDateString());
    this.gvDetails.DataSource = dt;
    this.gvDetails.DataBind();
}
protected void gvDetails_RowEditing(object sender, GridViewEditEventArgs e)
{
    this.gvDetails.EditIndex = e.NewEditIndex;
    this.BindGrid();
}
protected void gvDetails_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
{
    this.gvDetails.EditIndex = -1;
    this.BindGrid();
}

VB.Net

VB.aspx.vb

Protected Sub Submit_OnClick(ByVal sender As Object, ByVal e As EventArgs)
    Dim datetime As String = txtDate.Text.Trim()
    Response.Redirect("VBDetails.aspx?Date=" & datetime)
End Sub

VBDetails.asx.vb

Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
    If Not IsPostBack Then
        Me.BindGrid()
    End If
End Sub

Private Sub BindGrid()
    Dim dt As DataTable = New DataTable()
    dt.Columns.Add("Date")
    dt.Rows.Add(DateTime.Now.ToShortDateString())
    Me.gvDetails.DataSource = dt
    Me.gvDetails.DataBind()
End Sub

Protected Sub gvDetails_RowEditing(ByVal sender As Object, ByVal e As GridViewEditEventArgs)
    Me.gvDetails.EditIndex = e.NewEditIndex
    Me.BindGrid()
End Sub

Protected Sub gvDetails_RowCancelingEdit(ByVal sender As Object, ByVal e As GridViewCancelEditEventArgs)
    Me.gvDetails.EditIndex = -1
    Me.BindGrid()
End Sub