Dave Peticolas writes:
> > Excuse me if this sounds dumb, but . . .
> >
> > How does one write a Scheme function that
> >
> > a) Takes no arguments (yes, that's trivial), and
>
> (define (function-with-no-args) <definition>)
>
>
> > b) Is evaluated every time it's used?
>
> I don't understand what you mean here. Every function
> is evaluated when it is called.
>
What I didn't understand before, but do now, is that there is a
difference between functions with no arguments, and
variables - that
(define x 1)
x
and
(define (x) 1)
(x)
are two different things.
--
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Robert Merkel [EMAIL PROTECTED]
What a strange game. The only winning move is not to play.
-- WOP, "War Games"
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