![](dotnetdiagramimages/GrapeCity_WPF_SpreadSheet_Data_GrapeCity_Windows_SpreadSheet_Data_NotifyCollectionBase`1.png)
'Declaration <DefaultMemberAttribute("Item")> Public MustInherit Class NotifyCollectionBase(Of T)
'Usage Dim instance As NotifyCollectionBase(Of T)
[DefaultMember("Item")] public abstract class NotifyCollectionBase<T>
System.Object
GrapeCity.Windows.SpreadSheet.Data.NotifyCollectionBase<T>
GrapeCity.Windows.SpreadSheet.Data.NotifyCollection<T>