Parameters
- group
- A CollectionViewGroup representing the master group to expand.
Return Value
true if the group was found; false, otherwise.
The state of child groups will not be affected if their parent is expanded.
Target Platforms: Windows 11, Windows, 10, 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