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System.Collections.ObjectModel Namespace

The System.Collections.ObjectModel namespace contains classes that can be used as collections in the object model of a reusable library. Use these classes when properties or methods return collections.

  ClassDescription
Public classCollection(Of T)Provides the base class for a generic collection.
Public classKeyedCollection(Of TKey, TItem)Provides the abstract base class for a collection whose keys are embedded in the values.
Public classObservableCollection(Of T)Represents a dynamic data collection that provides notifications when items get added, removed, or when the whole list is refreshed.
Public classReadOnlyCollection(Of T)Provides the base class for a generic read-only collection.
Public classReadOnlyObservableCollection(Of T)Represents a read-only ObservableCollection(Of T).
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