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BindableObject.OnPropertyChanging(String) 方法

定義

引發 PropertyChanging 事件。

protected virtual void OnPropertyChanging (string propertyName = default);
abstract member OnPropertyChanging : string -> unit
override this.OnPropertyChanging : string -> unit
Protected Overridable Sub OnPropertyChanging (Optional propertyName As String = Nothing)

參數

propertyName
String

正在變更的屬性名稱。

適用於