creating query string and binding the query string value in another page

default.aspx

 <asp:TextBox ID="TextBox1" runat="server" ontextchanged="TextBox1_TextChanged"></asp:TextBox>
        <asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="Button" />

place this code in default.aspx.cs

protected void Button1_Click(object sender, EventArgs e)
    {
        string s = TextBox1.Text;
                Response.Redirect("Default2.aspx? name=" + s);
    }

default2.aspx
<

asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
    <asp:Button ID="Button1" runat="server" onclick="Button1_Click" Text="Button" />

place this code in default.aspx.cs

protected void Button1_Click(object sender, EventArgs e)
    {
      string s=  Request.QueryString[0];
        Label1.Text ="" +s;
    }