Description:
Purges an instance definition and its definition geometry.
Parameters:
- idefIndex
- Type: int
- zero based index of instance definition to delete. This must be in the range 0 <= idefIndex < InstanceDefinitionTable.Count.
Returns:
Type: bool
True if successful. False if the instance definition cannot be purged because it is in use by reference objects or undo information.
Available since:
5.9