[plt-scheme] Re: Simple procedure building question
correction: i meant to have y for the then-expr
(define (B lst x y)
(if (null? lst)
y
((car lst) x (B (cdr lst) x y))))
On Oct 20, 2:51 pm, blockstack <blockst... at gmail.com> wrote:
> I want to be able to pass a list of function names and create a
> procedure
> lst would be something like (f g m n) where f, g, m, and n are names
> of functions
>
> (define (B lst x y)
> (if (null? lst)
> x
> ((car lst) x (B (cdr lst) x y))))
>
> I want to end up with a list like
> (f x (g x (m x (n x y))))
>
> I know that my current procedure won't return a list, but I know that
> it must be really simple to make it do so.
>
> I've tried different ways of using 'list' and cons, but I just can't
> get it.
> any help?
>
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