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Re: [Scheme-reports] 5. Program Structure
Andy Wingo scripsit:
> I still think that define-values should be accompanied with
> letrec-values / letrec*-values or not present at all, but given that you
> have an expansion this is not as crucial.
I mostly use define-values at top level to capture the results of a call
to a multiple-valued procedure, in other words like the variable "/"
in Common Lisp.
> (define-values (root rem) (exact-integer-sqrt 34))
> (+ (square root) rem)
As pointed out by Arcane Sentiment, define-values can only be portably
implemented by using state.
John Cowan http://www.ccil.org/~cowan cowan@x
Be yourself. Especially do not feign a working knowledge of RDF where
no such knowledge exists. Neither be cynical about RELAX NG; for in
the face of all aridity and disenchantment in the world of markup,
James Clark is as perennial as the grass. --DeXiderata, Sean McGrath
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