Public Function AddSparklineToGroup( _
   ByVal sparkline As ISparkline, _
   ByVal sparklineGroup As ISparklineGroup _
) As Boolean

Dim instance As DefaultSparklineContainer
Dim sparkline As ISparkline
Dim sparklineGroup As ISparklineGroup
Dim value As Boolean
 
value = instance.AddSparklineToGroup(sparkline, sparklineGroup)

public bool AddSparklineToGroup( 
   ISparkline sparkline,
   ISparklineGroup sparklineGroup
)

fpSpread1.Sheets[0].SetClip(0, 0, 1, 5, "1\t2\t3\t4\t5");
FarPoint.Win.Spread.ExcelSparkline es = new FarPoint.Win.Spread.ExcelSparkline(0, 5, fpSpread1.Sheets[0], new FarPoint.Win.Spread.Model.CellRange(0, 0, 1, 5));
FarPoint.Win.Spread.ExcelSparklineGroup esg = new FarPoint.Win.Spread.ExcelSparklineGroup(new FarPoint.Win.Spread.ExcelSparklineSetting(), FarPoint.Win.Spread.SparklineType.Column);
esg.Add(es);
fpSpread1.Sheets[0].SparklineContainer.Add(esg);
fpSpread1.Sheets[0].SetClip(1, 0, 1, 5, "1\t2\t3\t4\t5");
FarPoint.Win.Spread.ExcelSparkline addES = new FarPoint.Win.Spread.ExcelSparkline(1, 5, fpSpread1.Sheets[0], new FarPoint.Win.Spread.Model.CellRange(1, 0, 1, 5));

fpSpread1.Sheets[0].SparklineContainer.AddSparklineToGroup(addES, fpSpread1.Sheets[0].SparklineContainer[0]);

fpSpread1.Sheets(0).SetClip(0, 0, 1, 5, "1" & vbTab & "2" & vbTab & "3" & vbTab & "4" & vbTab & "5")
Dim es As New FarPoint.Win.Spread.ExcelSparkline(0, 5, fpSpread1.Sheets(0), New FarPoint.Win.Spread.Model.CellRange(0, 0, 1, 5))
Dim esg As New FarPoint.Win.Spread.ExcelSparklineGroup(New FarPoint.Win.Spread.ExcelSparklineSetting(), FarPoint.Win.Spread.SparklineType.Column)
esg.Add(es)
fpSpread1.Sheets(0).SparklineContainer.Add(esg)
fpSpread1.Sheets(0).SetClip(1, 0, 1, 5, "1" & vbTab & "2" & vbTab & "3" & vbTab & "4" & vbTab & "5")
Dim addES As New FarPoint.Win.Spread.ExcelSparkline(1, 5, fpSpread1.Sheets(0), New FarPoint.Win.Spread.Model.CellRange(1, 0, 1, 5))

fpSpread1.Sheets(0).SparklineContainer.AddSparklineToGroup(addES, fpSpread1.Sheets(0).SparklineContainer(0))