Re: [Chicken-users] Idiomatic member? perdicate

[Alex Charlton]

Just use member. Member returns #f when the element is not contained in the 
list. Your first function will never return #f, since member never returns an 
empty list.

Bahman Movaqar writes:

> I need to check if a list contains an element. There are 2 approaches as
> far as I could gather:
>
>   A: (define (member? e l) (not (null? (member e l))))
>   B: (define (member? e l) (any (lambda (x) (equal? x e)) l)) ;; using
> srfi-1
>
> Which one do you seasoned CHICKEN'ers recommend in terms of performance
> and being idiomatic?
>
> TIA,


-- 
Alex