Public Enum ClipboardPasteOptions 
   Inherits System.Enum

Dim instance As ClipboardPasteOptions

public enum ClipboardPasteOptions : System.Enum 

Random r = new Random();
int i, j;
DialogResult dlg;
for (i = 0; i <= 3; i++)
{
    for (j = 0; j <= 3; j++)
    {
        fpSpread1.ActiveSheet.SetValue(i, j, r.Next() -100000);
    }
}
dlg = MessageBox.Show("Do you want to copy the data to the clipboard?", "ClipboardCopy", MessageBoxButtons.YesNo);
if (dlg == DialogResult.Yes)
{
    fpSpread1.ActiveSheet.AddSelection(0, 0, 3, 3);
    fpSpread1.ActiveSheet.ClipboardCopy();
}
dlg = MessageBox.Show("Do you want to paste the data from the clipboard? If yes, let's clear the data first.", "Clear", MessageBoxButtons.YesNo);
if (dlg == DialogResult.Yes)
{
    fpSpread1.ActiveSheet.Cells[0, 0, 5, 5].Text = "";
}
dlg = MessageBox.Show("Now we're ready to paste!!", "ClipboardPaste", MessageBoxButtons.YesNo);
if (dlg == DialogResult.Yes)
{
    fpSpread1.ActiveSheet.ClipboardPaste();
}

Dim r As New Random()
Dim i, j As Integer
Dim dlg As DialogResult
For i = 0 To 3
    For j = 0 To 3
        FpSpread1.ActiveSheet.SetValue(i, j, r.Next - 100000.ToString())
    Next j
Next i
dlg = MessageBox.Show("Do you want to copy the data to the clipboard?", "ClipboardCopy", MessageBoxButtons.YesNo)
If dlg = DialogResult.Yes Then
    FpSpread1.ActiveSheet.AddSelection(0, 0, 3, 3)
    FpSpread1.ActiveSheet.ClipboardCopy()
End If
dlg = MessageBox.Show("Do you want to paste the data from the clipboard? If yes, let's clear the data first.", "Clear", MessageBoxButtons.YesNo)
If dlg = DialogResult.Yes Then
    FpSpread1.ActiveSheet.Cells(0, 0, 5, 5).Text = ""
End If
dlg = MessageBox.Show("Now we're ready to paste!!", "ClipboardPaste", MessageBoxButtons.YesNo)
If dlg = DialogResult.Yes Then
    FpSpread1.ActiveSheet.ClipboardPaste()
End If