String/Symbol equality
Wim Boot
wimb at bart.nl
Sun Sep 27 20:48:53 UTC 1998
John Malloney wrote:
>To my way of thinking, the receiving object really *should* get
>to choose its own meaning for the "=" message, just as the
>it can decide what "+" or any other message means.
>Thus, although the asymmetry of "=" is surprising when you
>first run into it, I think it ends of making perfect sense
>when you think about it from the message passing perspective.
But unless = is symmetrical, Sets and Dictionaries (and some
SortedCollectons) don't work.
Wim Boot
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