Deletes a single element or all elements from a group. You can also delete another group from within the group.
The group handle, returned from the GrpOpen() function. The group handle identifies the table where all data on the associated group is stored.
The element to delete from the group, from 0 to 16375.
0 (zero) if successful, otherwise an error is returned.
! Delete 10 and 14 from a group.