expression.ChartGroups(Index)
expression Required. An expression that returns one of the objects in the Applies To list.
Index Optional Variant. The chart group number.
Example
This example turns on up and down bars for chart group one and then sets their colors. The example should be run on a 2-D line chart containing two series that intersect at one or more data points.
With myChart.ChartGroups(1)
.HasUpDownBars = True
.DownBars.Interior.ColorIndex = 3
.UpBars.Interior.ColorIndex = 5
End With