![](dotnetdiagramimages/MESCIUS_ActiveReports_Core_Rendering_GrapeCity_DataVisualization_Chart__ZeroDimensionValue.png)
'宣言
Public Class _ZeroDimensionValue Inherits _DimensionValue Implements IDimensionValue, IQueryInterface
public class _ZeroDimensionValue : _DimensionValue, IDimensionValue, IQueryInterface
System.Object
GrapeCity.DataVisualization.Chart._DimensionValue
GrapeCity.DataVisualization.Chart._ZeroDimensionValue