请注意：此 API 现在已过时。
Use the FirstUniqueAncestorSecurableObject property instead.
命名空间： Microsoft.SharePoint
程序集： Microsoft.SharePoint（位于 Microsoft.SharePoint.dll 中）
语法
声明
<ObsoleteAttribute("Use FirstUniqueAncestorSecurableObject instead")> _
Public ReadOnly Property FirstUniqueAncestor As ISecurableObject
Get
用法
Dim instance As SPSecurableObject
Dim value As ISecurableObject
value = instance.FirstUniqueAncestor
[ObsoleteAttribute("Use FirstUniqueAncestorSecurableObject instead")]
public ISecurableObject FirstUniqueAncestor { get; }
属性值
类型：Microsoft.SharePoint.ISecurableObject
The value of the FirstUniqueAncestorSecurableObject property.
实现
ISecurableObject.FirstUniqueAncestor