PropertyChanged Event
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INotifyPropertyChanged.PropertyChanged Event


Occurs when a property value changes.

Namespace:   System.ComponentModel
Assembly:  System (in System.dll)

event PropertyChangedEventHandler PropertyChanged

The PropertyChanged event can indicate all properties on the object have changed by using either null or String.Empty as the property name in the PropertyChangedEventArgs.

Legacy Code Example

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

Universal Windows Platform
Available since 4.5
.NET Framework
Available since 2.0
Portable Class Library
Supported in: portable .NET platforms
Available since 2.0
Windows Phone Silverlight
Available since 7.0
Windows Phone
Available since 8.1
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