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Re: improper behavior of (scroll-down 0)
From: |
Eli Zaretskii |
Subject: |
Re: improper behavior of (scroll-down 0) |
Date: |
Fri, 12 Feb 2016 08:59:07 +0200 |
> Date: Fri, 12 Feb 2016 08:56:51 +0800
> From: Shiyao Ma <i@introo.me>
> Cc: help-gnu-emacs@gnu.org
>
> > 1. go to the info node (elisp)Top > Positions > Excursions
> > 2. go to the beginning of the window: (goto-char (point-min))
> > 3. scroll the window, (scroll-down 0)
> >
> > Oops, the window scrolls down by 1.
> >
> > What's happening here and how to rectify this ?
>
> What is the problem, exactly? What do you want (scroll-down 0) to do,
> and why?
>
> The observed behavior is "the window scrolls down by 1.
>
> The desired behavior is "the window doesn't scroll down at all"
Sorry, I should have been more clear. The question I wanted to ask
is: if you don't want the window to scroll, why do you invoke
scroll-down at all? I assumed you did that because you wanted some
effect other than scrolling, so I asked what was that effect.