获取在SharePointOnlineCredentials构造函数传递的用户名称与凭据关联。
命名空间： Microsoft.SharePoint.Client
程序集： Microsoft.SharePoint.Client.Runtime（位于 Microsoft.SharePoint.Client.Runtime.dll 中）
语法
声明
Public ReadOnly Property UserName As String
Get
用法
Dim instance As SharePointOnlineCredentials
Dim value As String
value = instance.UserName
public string UserName { get; }