PropertyChangedEventArgs Constructor

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Initializes a new instance of the PropertyChangedEventArgs class.

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


Public Sub New ( _
    propertyName As String _
public PropertyChangedEventArgs(
    string propertyName


  • propertyName
    Type: System.String
    The name of the property that changed.


An Empty value or nulla null reference (Nothing in Visual Basic) for the propertyName parameter indicates that all of the properties have changed.

Version Information


Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

XNA Framework

Supported in: Xbox 360, Windows Phone OS 7.0


For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.