Re: sets

[Ken Cline]

What does [inventionset count] return?  Note: the compiler
may complain about `count', but its there.


On Fri, 25 Jun 1999, Jonathan Impett wrote:

> Hello,
>     I've clearly misconceived the working of sets - but could anyone
> please tell me why this works:
> 
>     inventionlist = [List create: self];
>     [inventionlist addLast: invention1];
>     [inventionlist addLast: invention2];
>     no = [inventionlist getCount];
>     printf("inventionlist has %d objects\n", no);
> 
>     but this -adding the same objects to a set instead of a list -
> doesn't (i.e. getCount returns zero):
> 
>     inventionset = [Set create: self];
>     idptr1 = [inventionset add: invention1];
>     idptr2 =  [inventionset add: invention2];
>     no = [inventionset getCount];
>     printf("inventionsethas %d objects\n", no);
> 
>         Thanks,
>         Jonathan
> 
> 
> Jonathan Impett
> Faculty of Music
> University of Cambridge
> West Road
> Cambridge CB3 9DP
> UK
> 
> tel: (+44) (0)1954 250192
> address@hidden
> 
> 
> 
> 
> 
> 
> 
> 
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> 


_________________________________________________________
Ken Cline                             address@hidden
SAIC                                 VOICE (410) 571-0413
Annapolis, MD                          FAX (301) 261-8427



                  ==================================
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