Used by the propertyChanged event to indicate which property has changed.
Initializes a new instance of the PropertyChangedEventArgs class.
The name of the property that changed.
An object of type EventArgs that is used as a convenient way to specify an empty EventArgs instance.
Gets the name of the property that changed. Use the propertyName property to determine the name of the property that changed.
string
A string that contains the name of the property that changed.