From: Franck.Delaplace@lri.fr
To: caml-list@pauillac.inria.fr
Subject: Polymorphic comparison
Date: Tue, 18 Oct 94 13:46:56 +0100 [thread overview]
Message-ID: <9410181246.AA00288@sun7c.lri.fr> (raw)
>I think this polymorphic comparison is quite easy to implement in the
>following way:
>#open "hashtbl";;
>let c x y = (hash x) <= (hash y);;
>
this kind of comparison would not be appropriate in some cases.
for example when you want to use it for sorting strings
c "ace" "af";;
gives
- : bool = false
by convention, we intend to have this relation "ace" <= "af" since the comparison is defined
by comparing the substrings "ac" "af"
next reply other threads:[~1994-10-18 18:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
1994-10-18 12:46 Franck.Delaplace [this message]
-- strict thread matches above, loose matches on Subject: below --
1994-10-18 10:40 Judicael Courant
1994-10-18 12:54 ` John Harrison
1994-10-19 8:47 ` Xavier Leroy
1994-10-18 9:43 Pierre Weis
1994-10-18 9:32 Pierre Weis
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