Returns TRUE if a specified member is an ancestor of another specified member, FALSE otherwise.
IsAncestor(«Member1»,«Member2»)
This function returns TRUE if the member indicated in «Member 1» is an ancestor of the member specified in «Member 2».
The following example returns TRUE if [Time].CurrentMember
is an ancestor of [Time].[January]
:
IsAncestor([Time].CurrentMember, [Time].[January])