Hi David,
> I'd use (lambda (d) (format "~@d" d)) here myself
Good to learn that tool!
> but it does differ in writing +0 (in case that's undesired).
It is.
> If one wants to avoid an unnecessary string-append, one can go
> (lambda (d) (let ((s number->string d))
> (if (positive? s) (string-append "+" s) s)))
I assume you’re missing a set of parentheses? Shouldn’t it rather be
(lambda (d) (let ((s (number->string d)))
?
Thanks,
Kieren.
________________________________
Kieren MacMillan, composer (he/him/his)
‣ website: www.kierenmacmillan.info
‣ email: i...@kierenmacmillan.info
