ObjectContext.SavingChanges 事件
[此頁面專屬於 Entity Framework 第 6 版。最新版本可從 'Entity Framework' NuGet 套件取得。如需 Entity Framework 的詳細資訊,請參閱 msdn.com/data/ef。]
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命名空間: System.Data.Entity.Core.Objects
組件: EntityFramework (在 EntityFramework.dll 中)
語法
'宣告
Public Event SavingChanges As EventHandler
'用途
Dim instance As ObjectContext
Dim handler As EventHandler
AddHandler instance.SavingChanges, handler
public event EventHandler SavingChanges
public:
event EventHandler^ SavingChanges {
void add (EventHandler^ value);
void remove (EventHandler^ value);
}
member SavingChanges : IEvent<EventHandler,
EventArgs>
JScript supports the use of events, but not the declaration of new ones.