Dictionary keys that exist but can't be found

Tim Olson tim at jump.net
Mon Apr 15 12:49:48 UTC 2002

I wrote:
>	I was actually using Association because it was an existing class with 
>	two inst vars (holding two values and equality comparison was all the 
>	behavior I required).

Richard O'Keefe replied:
>What's wrong with Point?	

Point probably would have worked.  But the tuples I was building were 
symbol, integer pairs, which looks a bit strange in a Point, as they 
usually hold two numbers.  Associations were a much more obvious choice, 
except for the equality problem.

     -- tim

More information about the Squeak-dev mailing list