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INotifyCollectionChanged.CollectionChanged Event

Definition

Occurs when the collection changes.

C#
event System.Collections.Specialized.NotifyCollectionChangedEventHandler CollectionChanged;
C#
event System.Collections.Specialized.NotifyCollectionChangedEventHandler? CollectionChanged;

Event Type

Remarks

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

Applies to

Продукт Версии
.NET Core 1.0, Core 1.1, Core 2.0, Core 2.1, Core 2.2, Core 3.0, Core 3.1, 5, 6, 7, 8, 9, 10
.NET Framework 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1
.NET Standard 1.0, 1.1, 1.2, 1.3, 1.4, 1.6, 2.0, 2.1
UWP 10.0