此字符串的值是~sitecollection/。
命名空间： Microsoft.SharePoint.Utilities
程序集： Microsoft.SharePoint（位于 Microsoft.SharePoint.dll 中）
语法
声明
Public Shared ReadOnly SiteRelativeUrlPrefix As String
用法
Dim value As String
value = SPUtility.SiteRelativeUrlPrefix
public static readonly string SiteRelativeUrlPrefix