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Re: The different results obtained by apply function.


From: Emanuel Berg
Subject: Re: The different results obtained by apply function.
Date: Thu, 07 Oct 2021 10:11:59 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux)

Hongyi Zhao wrote:

> Yep.
>
> (apply 'cl-mapcar 'list '((1 2)(3 4))) ;; ((1 3) (2 4))

You can get this effect without `apply' with `cl-mapcar', and
the usual `mapcar' behavior without cl-mapcar:

  (cl-mapcar #'list       '(1 2) '(3 4))  ; ( (1 3)   (2 4))
  (cl-mapcar #'list (list '(1 2) '(3 4))) ; (((1 2)) ((3 4)))
     (mapcar #'list (list '(1 2) '(3 4))) ; (((1 2)) ((3 4)))

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