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Re: M-. vs C-h o
From: |
Emanuel Berg |
Subject: |
Re: M-. vs C-h o |
Date: |
Fri, 22 Oct 2021 02:33:22 +0200 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) |
Hongyi Zhao wrote:
> See the following returned info, with point indicated by | on mapc:
>
> M-. map|c
>
> DEFUN ("mapc", Fmapc, Smapc, 2, 2, 0,
> doc: /* Apply FUNCTION to each element of SEQUENCE for side effects
> only.
> Unlike `mapcar', don't accumulate the results. Return SEQUENCE.
> SEQUENCE may be a list, a vector, a bool-vector, or a string. */)
>
> C-h o mapc RET
>
> mapc is a built-in function in ‘src/fns.c’.
>
> (mapc FUNCTION SEQUENCE)
>
> Apply FUNCTION to each element of SEQUENCE for side effects only.
> Unlike ‘mapcar’, don’t accumulate the results. Return SEQUENCE.
> SEQUENCE may be a list, a vector, a bool-vector, or a string.
>
> So, I want to know the correspondence of the following two descriptions:
>
> DEFUN ("mapc", Fmapc, Smapc, 2, 2, 0,
>
> and
>
> (mapc FUNCTION SEQUENCE)
Not following?
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Re: M-. vs C-h o, Eli Zaretskii, 2021/10/22