MetaAssociation.IsNullable 属性

定义

在派生类中重写时,获取一个值,该值指示关联是否为 null

public:
 abstract property bool IsNullable { bool get(); };
public abstract bool IsNullable { get; }
member this.IsNullable : bool
Public MustOverride ReadOnly Property IsNullable As Boolean

属性值

true 如果关联可以为 ,则为 null;否则为 false

适用于