Public ReadOnly Property Column As Integer

Dim instance As LeaveCellEventArgs
Dim value As Integer
 
value = instance.Column

public int Column {get;}

private void fpSpread1_LeaveCell(object sender, FarPoint.Win.Spread.LeaveCellEventArgs e)
{
    string s;
    s = fpSpread1.ActiveSheet.Cells[e.Row, e.Column].Text;
    if (s == "")
    {
        e.Cancel = true;
    }
}

Private Sub FpSpread1_LeaveCell(ByVal sender As Object, ByVal e As FarPoint.Win.Spread.LeaveCellEventArgs) Handles FpSpread1.LeaveCell
    Dim s As String
    s = FpSpread1.ActiveSheet.Cells(e.Row, e.Column).Text
    If s = Nothing Then
        e.Cancel = True
    End If
End Sub