Public Overrides ReadOnly Default Property Item( _
   ByVal index As Integer _
) As CellRange

Dim instance As DefaultSheetSelectionModel
Dim index As Integer
Dim value As CellRange
 
value = instance.Item(index)

public override CellRange this[ 
   int index
]; {get;}

FarPoint.Win.Spread.Model.DefaultSheetSelectionModel defselModel = new FarPoint.Win.Spread.Model.DefaultSheetSelectionModel();
FarPoint.Win.Spread.Model.CellRange cr;
defselModel = (FarPoint.Win.Spread.Model.DefaultSheetSelectionModel)fpSpread1.ActiveSheet.Models.Selection;
defselModel.SetSelection(0, 0, 3, 3);
cr = defselModel[0];
listBox1.Items.Add(cr.ToString());

Dim defselModel As FarPoint.Win.Spread.Model.DefaultSheetSelectionModel
Dim cr As FarPoint.Win.Spread.Model.CellRange
defselModel = FpSpread1.ActiveSheet.Models.Selection.SelectionModel
defselModel.SetSelection(0, 0, 3, 3)
cr = defselModel.Item(0)
ListBox1.Items.Add(cr.ToString())