NSEntityMigrationPolicy.PerformCustomValidationForEntityMapping 方法

參考

定義

命名空間:: CoreData

組件:: Xamarin.iOS.dll

組件:: Xamarin.Mac.dll

重要

部分資訊涉及發行前產品，在發行之前可能會有大幅修改。 Microsoft 對此處提供的資訊，不做任何明確或隱含的瑕疵擔保。

[Foundation.Export("performCustomValidationForEntityMapping:manager:error:")]
public virtual bool PerformCustomValidationForEntityMapping (CoreData.NSEntityMapping mapping, CoreData.NSMigrationManager manager, out Foundation.NSError error);

abstract member PerformCustomValidationForEntityMapping : CoreData.NSEntityMapping * CoreData.NSMigrationManager *  -> bool
override this.PerformCustomValidationForEntityMapping : CoreData.NSEntityMapping * CoreData.NSMigrationManager *  -> bool

參數

mapping: NSEntityMapping

manager: NSMigrationManager

error: NSError

傳回

Boolean

屬性: ExportAttribute

適用於