Request ASP.Net

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<%@ Page Language=VB Debug=true %>

Sub SubmitBtn_Click(Sender As Object, E As EventArgs)
    Dim I as Integer
    lblMessage4.Text = "Total number of Form fields: " _
        & Request.Form.Count & "
"
    For I = 0 to Request.Form.Count - 1
        If Request.Form.GetKey(I) = "__VIEWSTATE" Then
            lblMessage4.Text  = lblMessage4.Text _
                & Request.Form.GetKey(I) & ": " _
                & Left(Request.Form(I), 20) & "
"
        Else
            lblMessage4.Text  = lblMessage4.Text _
                & Request.Form.GetKey(I) & ": " _
                & Request.Form(I) & "
"
        End If
    Next
    Request.SaveAs("therequest.txt", True)
End Sub



Form Sample Page




    id="lblMessage1"
    runat="Server"
    Font-Bold="True"
    Text="Field 1: "
/>
    id="Field1"
    runat="Server"
/>



    id="lblMessage2"
    runat="Server"
    Font-Bold="True"
    Text="Field 2: "
/>
    id="Field2"
    runat="Server"
/>



    id="lblMessage3"
    runat="Server"
    Font-Bold="True"
    Text="Field 3: "
/>
    id="Field3"
    runat="Server"
/>



    id="butOK"
    runat="server"
    text="OK"
    Type="Submit"
    OnClick="SubmitBtn_Click" 
/>



    id="lblMessage4"
    runat="Server"
    Font-Bold="True"
/>