protected override DateTime DoLastWriteDateTime {get; set;}
When changing the folder's modification date through this property, the physical folder is immediately modified if it exists. If it does not exist, the date is cached and will be applied whenever this folder is created.
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2