Flushes and saves the content of all parts and relationships, closes the package, and releases all resources.
Assembly: WindowsBase (in WindowsBase.dll)
To make sure that all changes are correctly saved, also finalizes, flushes, and closes all parts and relationships that are contained in the package.
Derived classes that allocate and manage non-memory resources should override this method to release resources when is called. Derived-class overrides should also call Flush and the base-class method to make sure that base-class cleanup is always performed.
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.