SPBackupRestoreObjectCollection.Item 属性
返回集合中指定索引处的对象。
命名空间： Microsoft.SharePoint.Administration.Backup
程序集： Microsoft.SharePoint（位于 Microsoft.SharePoint.dll 中）
语法
声明
Public ReadOnly Default Property Item ( _
index As Integer _
) As SPBackupRestoreObject
Get
用法
Dim instance As SPBackupRestoreObjectCollection
Dim index As Integer
Dim value As SPBackupRestoreObject
value = instance(index)
public SPBackupRestoreObject this[
int index
] { get; }
参数
index
类型：System.Int32指定集合中的对象的索引Int32 。
属性值
类型：Microsoft.SharePoint.Administration.Backup.SPBackupRestoreObject
指定索引处的SPBackupRestoreObject对象。
示例
下图显示Item索引正在使用中的方法，将确保该组件名称由用户提交唯一标识单个组件进行备份或还原操作的组件的树的顶部。有关完整的示例和详细的讨论，请参阅How to: Programmatically Back Up Content。
private static SPBackupRestoreObject EnsureUniqueValidComponentName(SPBackupRestoreSettings settings, ref Guid operationGUID)
{
SPBackupRestoreObjectCollection list = SPBackupRestoreConsole.FindItems(operationGUID, settings.IndividualItem);
SPBackupRestoreObject component = null;
if (list.Count <= 0)
{
Console.WriteLine("There is no component with that name. Run again with a new name.");
Console.WriteLine("Press Enter to continue.");
Console.ReadLine();
}
else if (list.Count > 1) // The component name specified is ambiguous. Prompt user to be more specific.
{
Console.WriteLine("More than one component matches the name you entered.");
Console.WriteLine("Run again with one of the following:");
for (int i = 0; i < list.Count; i++)
{
Console.WriteLine("\t{0}", list[i].ToString());
}
Console.WriteLine("Press Enter to continue.");
Console.ReadLine();
}
else
{
component = list[0];
}
return component;
}// end EnsureUniqueValidComponentName
Private Shared Function EnsureUniqueValidComponentName(ByVal settings As SPBackupRestoreSettings, ByRef operationGUID As Guid) As SPBackupRestoreObject
Dim list As SPBackupRestoreObjectCollection = SPBackupRestoreConsole.FindItems(operationGUID, settings.IndividualItem)
Dim component As SPBackupRestoreObject = Nothing
If list.Count <= 0 Then
Console.WriteLine("There is no component with that name. Run again with a new name.")
Console.WriteLine("Press Enter to continue.")
Console.ReadLine()
ElseIf list.Count > 1 Then ' The component name specified is ambiguous. Prompt user to be more specific.
Console.WriteLine("More than one component matches the name you entered.")
Console.WriteLine("Run again with one of the following:")
For i As Integer = 0 To list.Count - 1
Console.WriteLine(vbTab & "{0}", list(i).ToString())
Next i
Console.WriteLine("Press Enter to continue.")
Console.ReadLine()
Else
component = list(0)
End If
Return component
End Function ' end EnsureUniqueValidComponentName
另请参阅
引用
SPBackupRestoreObjectCollection 类