PieGroups Method
On a 2-D chart, returns an object that represents either a single pie chart group or a collection of the pie chart groups.
expression.PieGroups(Index)
expression Required. An expression that returns one of the objects in the Applies To list.
Index Optional Variant. Specifies the chart group.
Example
This example sets pie group one to use a different color for each data marker. The example should be run on a 2-D chart.
myChart.PieGroups(1).VaryByCategories = True