Updates the role assignment object with changes that have been made to its properties.
命名空间： Microsoft.SharePoint.Client
程序集： Microsoft.SharePoint.Client.Silverlight（位于 Microsoft.SharePoint.Client.Silverlight.dll 中）; Microsoft.SharePoint.Client.Phone（位于 Microsoft.SharePoint.Client.Phone.dll 中） Microsoft.SharePoint.Client（位于 Microsoft.SharePoint.Client.dll 中）
语法
声明
Public Sub Update
用法
Dim instance As RoleAssignment
instance.Update()
public void Update()
异常
| 异常 | 条件 |
|---|---|
| InvalidOperationException | The parent securable object does not have unique permissions. Error code: -1. |
| UnauthorizedAccessException | The current user does not have sufficient permissions to manage permissions on the parent securable object. Error code: -2147024891. |