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.NET Framework Class Library

INotifyCollectionChanged.CollectionChanged Event

Occurs when the collection changes.

Namespace:  System.Collections.Specialized
Assemblies:   System (in System.dll)
  System.ObjectModel (in System.ObjectModel.dll)
Event CollectionChanged As NotifyCollectionChangedEventHandler

The event handler receives an argument of type NotifyCollectionChangedEventArgs,which contains data that is related to this event.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

Supported in: Windows Phone 8.1

Supported in: Windows Phone Silverlight 8.1

Supported in: Windows Phone Silverlight 8