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RE: [Caml-list] Operator overloading
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Date: | 2007-03-09 (10:01) |
From: | skaller <skaller@u...> |
Subject: | Re: [Caml-list] Operator overloading |
On Fri, 2007-03-09 at 10:32 +0100, Tom wrote: > > On 09/03/07, skaller <skaller@users.sourceforge.net> wrote: > > Actually, length can be defined in turns of fold: > > let len x = fold (fun acc elt -> acc + 1) 0 container > > Yes, as long as x is a container. But how are you going to define a > length of a snake using fold? That's a different kind of length. Now if you said 'worm' there would be two kinds of length to define: (a) the length in metres (b) the number of segments -- John Skaller <skaller at users dot sf dot net> Felix, successor to C++: http://felix.sf.net