![](dotnetdiagramimages/C1_Blazor_Core_C1_Blazor_Core_PropertyChangingEventArgs`1.png)
'宣言 Public Class PropertyChangingEventArgs(Of T) Inherits PropertyChangedEventArgs(Of T)
public class PropertyChangingEventArgs<T> : PropertyChangedEventArgs<T>
System.Object
System.EventArgs
C1.Blazor.Core.PropertyChangedEventArgs<T>
C1.Blazor.Core.PropertyChangingEventArgs<T>