![](dotnetdiagramimages/GrapeCity_WPF_SpreadSheet_Data_GrapeCity_Windows_SpreadSheet_Data_SheetSpanModelBase.png)
'Declaration Public MustInherit Class SheetSpanModelBase
'Usage Dim instance As SheetSpanModelBase
public abstract class SheetSpanModelBase
System.Object
GrapeCity.Windows.SpreadSheet.Data.SheetSpanModelBase
GrapeCity.Windows.SpreadSheet.Data.SheetSpanModel