語言

ModelChangeInfo.OldValue 屬性

定義

命名空間:
System.Activities.Presentation.Services
組件:
System.Activities.Presentation.dll

如果是屬性變更或字典值變更，則會取得舊值。

public:
 abstract property System::Activities::Presentation::Model::ModelItem ^ OldValue { System::Activities::Presentation::Model::ModelItem ^ get(); };
public abstract System.Activities.Presentation.Model.ModelItem OldValue { get; }
member this.OldValue : System.Activities.Presentation.Model.ModelItem
Public MustOverride ReadOnly Property OldValue As ModelItem

屬性值

ModelItem

如果是屬性變更或字典值變更，則用舊值。

適用於