Pass (Send) TextBox value from one page to another using C# and VB.Net in ASP.Net

Hi indradeo,

Please check this sample. now take its reference.

HTML

Page1.aspx

Enter Name :
<asp:TextBox ID="txtName" runat="server" autocomplete="off" /><br />
Enter Country :
<asp:TextBox ID="txtCountry" runat="server" autocomplete="off" /><br /><br />
<asp:Button ID="btnsubmit" Text="Submit" runat="server" OnClick="OnSubmit" />

Details.aspx

<asp:GridView ID="gvDetails" runat="server">
</asp:GridView>

Namespaces

C#

using System;
using System.Data;

VB.Net

Imports System
Imports System.Data

Code

C#

page1.cs

protected void OnSubmit(object sender, EventArgs e)
{
    string name = txtName.Text.Trim();
    string country = txtCountry.Text.Trim();
    Response.Redirect("Details.aspx?Name=" + name + "&Country=" + country);
}

Details.cs

protected void Page_Load(object sender, EventArgs e)
{
    if (!this.IsPostBack)
    {
        if (Request.QueryString["Name"] != "" && Request.QueryString["Country"] != "")
        {
            string name = Request.QueryString["Name"];
            string country = Request.QueryString["Country"];
            DataTable dt = new DataTable();
            dt.Columns.Add("Name");
            dt.Columns.Add("Country");
            dt.Rows.Add(name, country);
            this.gvDetails.DataSource = dt;
            this.gvDetails.DataBind();
        }
    }
}

VB.Net

page1.aspx.vb

Protected Sub OnSubmit(ByVal sender As Object, ByVal e As EventArgs)
    Dim name As String = txtName.Text.Trim()
    Dim country As String = txtCountry.Text.Trim()
    Response.Redirect("Details.aspx?Name=" & name & "&Country=" & country)
End Sub

Details.aspx.vb

Protected Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) Handles Me.Load
    If Not Me.IsPostBack Then
        If Request.QueryString("Name") <> "" AndAlso Request.QueryString("Country") <> "" Then
            Dim name As String = Request.QueryString("Name")
            Dim country As String = Request.QueryString("Country")
            Dim dt As DataTable = New DataTable()
            dt.Columns.Add("Name")
            dt.Columns.Add("Country")
            dt.Rows.Add(name, country)
            Me.gvDetails.DataSource = dt
            Me.gvDetails.DataBind()
        End If
    End If
End Sub

Screenshot