![](dotnetdiagramimages/MESCIUS_ActiveReports_Core_Rendering_GrapeCity_DataVisualization_Chart__SankeyGrouping.png)
'宣言
Public Class _SankeyGrouping Inherits _DataModel Implements IDataModel, GrapeCity.DataVisualization.Chart.IGrouping(Of ISankeyGroupingKey), ISankeyGrouping
public class _SankeyGrouping : _DataModel, IDataModel, GrapeCity.DataVisualization.Chart.IGrouping<ISankeyGroupingKey>, ISankeyGrouping
System.Object
GrapeCity.DataVisualization.Chart._DataModel
GrapeCity.DataVisualization.Chart._SankeyGrouping