Function IsRowUsed( _
   ByVal row As Integer _
) As Boolean

Dim instance As ISheetDataModel
Dim row As Integer
Dim value As Boolean
 
value = instance.IsRowUsed(row)

bool IsRowUsed( 
   int row
)

private void ChangeDataModel(FarPoint.Web.Spread.FpSpread ss, FarPoint.Web.Spread.Model.ISheetDataModel isd)
{
    isd.SetValue(0, 0, "Primary");
    ss.ActiveSheetView.DataModel = (FarPoint.Web.Spread.Model.ISheetDataModel)isd;
    bool b;
    b = isd.IsRowUsed;
    Response.Write("The row used is " & b.ToString());
}

private void PageLoad(object sender, System.EventArgs e)
{
    ChangeDataModel(FpSpread1, FpSpread1.ActiveSheetView.DataModel);    
}

Private Sub ChangeDataModel(ByVal ss As FarPoint.Web.Spread.FpSpread, ByVal isd As FarPoint.Web.Spread.Model.ISheetDataModel)
    isd.SetValue(0, 0, "Primary")
    ss.ActiveSheetView.DataModel = isd
    Dim b As Boolean
    b = isd.IsRowUsed(0)
    Response.Write("The row used is " & b.ToString())
End Sub

Private Sub PageLoad(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
    ChangeDataModel(FpSpread1, FpSpread1.ActiveSheetView.DataModel)
End Sub