From: Eli Zaretskii <eliz@gnu.org>
To: help-gnu-emacs@gnu.org
Subject: Re: Inserting some text in a working buffer
Date: Sun, 09 May 2021 10:12:31 +0300 [thread overview]
Message-ID: <83o8dk8jog.fsf@gnu.org> (raw)
In-Reply-To: <874kfcv95i.fsf@zoho.eu> (message from Emanuel Berg via Users list for the GNU Emacs text editor on Sun, 09 May 2021 06:11:21 +0200)
> Date: Sun, 09 May 2021 06:11:21 +0200
> From: Emanuel Berg via Users list for the GNU Emacs text editor <help-gnu-emacs@gnu.org>
>
> (defun insert-char-to-col (char col)
> "Insert CHAR to COL."
> (interactive "cchar: \nncol: ")
> (let*((len (- col (current-column)))
> (str (make-string len char)) )
> (insert str) ))
This seems to assume that each character takes just one column. But
some characters, called "double-width characters", take 2 columns, not
1. So using make-string here is not TRT, because its LENGTH argument
counts characters, not columns.
prev parent reply other threads:[~2021-05-09 7:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-08 6:28 Inserting some text in a working buffer michael-franzese
2021-05-08 8:22 ` michael-franzese
2021-05-08 18:02 ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-05-09 3:59 ` michael-franzese
2021-05-09 4:11 ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-05-09 7:12 ` Eli Zaretskii [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: https://www.gnu.org/software/emacs/
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=83o8dk8jog.fsf@gnu.org \
--to=eliz@gnu.org \
--cc=help-gnu-emacs@gnu.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).