Specifies whether the site is currently upgrading.
命名空间： Microsoft.SharePoint
程序集： Microsoft.SharePoint（位于 Microsoft.SharePoint.dll 中）
语法
声明
Public ReadOnly Property Upgrading As Boolean
Get
用法
Dim instance As SPSite
Dim value As Boolean
value = instance.Upgrading
public bool Upgrading { get; }
属性值
类型：System.Boolean
true if the site is currently upgrading; otherwise false.