IUpgrader.NeedsUpgrade 属性
获取或设置一个布尔值，指定当前对象是否需要升级。
命名空间： Microsoft.SharePoint.Upgrade
程序集： Microsoft.SharePoint（位于 Microsoft.SharePoint.dll 中）
语法
声明
Property NeedsUpgrade As Boolean
Get
Set
用法
Dim instance As IUpgrader
Dim value As Boolean
value = instance.NeedsUpgrade
instance.NeedsUpgrade = value
bool NeedsUpgrade { get; set; }
属性值
类型：System.Boolean
true如果对象需要升级 ；否则为false。