Re: Why is there no `until' in elisp?

[Garreau\, Alexandre]

Le 17/10/2018 à 11h06, Stefan Monnier a écrit :
>> No, `while' currently returns its last body, I just checked:
>> (let ((x 0)) (while (< x 5) (setq x (+ 1 x))) 8))
>
> The 8 in your test case is outside of `while`, so it just shows what
> `let` returns, not what `while` returns.  Try
>
>     (let ((x 0)) (while (< x 5) (setq x (+ 1 x))))
> or
>     (let ((x 0)) (while (< x 5) (setq x (+ 1 x)) 8))

My bad! yours lack a closing paren, but yes indeed you are right!