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INotifyPropertyChanged.PropertyChanged Event

Occurs when a property value changes.

Namespace:  System.ComponentModel
Assembly:  System (in System.dll)
'Declaration
Event PropertyChanged As PropertyChangedEventHandler

The PropertyChanged event can indicate all properties on the object have changed by using either Nothing or String.Empty as the property name in the PropertyChangedEventArgs.

The following code example demonstrates how to implement the PropertyChanged event of the INotifyPropertyChanged interface.

.NET Framework

Supported in: 4.5.1, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Portable Class Library

Supported in: Portable Class Library

.NET for Windows Store apps

Supported in: Windows 8

.NET for Windows Phone apps

Supported in: Windows Phone 8.1, Windows Phone 8, Silverlight 8.1

Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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