Specifies where the placeholder for a new item appears in the collection.
Assembly: WindowsBase (in WindowsBase.dll)
|The placeholder for a new item appears at the beginning of the collection. New items are at the beginning of the collection, after the new item placeholder.|
|The placeholder for a new item appears at the end of the collection. New items are added at the end of the collection, before the new item placeholder.|
|The collection does not use a new item placeholder. The position of items that are added depends on the underlying collection. Usually, they are added at the end of the collection.|
Windows Phone 8.1, Windows Phone 8, Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.