From: Dr Rainer Woitok <rainer.woitok@gmail.com>
To: Heime <heimeborgia@protonmail.com>
Cc: "help-gnu-emacs@gnu.org" <help-gnu-emacs@gnu.org>
Subject: Re: Setting value 1 when matching two strings
Date: Sun, 16 Oct 2022 18:23:14 +0200 [thread overview]
Message-ID: <25420.12274.577322.322044@tux.local> (raw)
In-Reply-To: Msg <VkLSl576EMPTbdlc1VyxXUUgOqZFZbfB6LaYOvb8WgpKcLH8SelNGdLxpvenv9QaSpJP__3oHDlAU32kDZ2YzXNVrmZwZYgVdx7PmWknFwE=@protonmail.com> of 2022-10-16 15:51:44 +0000 from help-gnu-emacs@gnu.org
Heime,
On Sunday, 2022-10-16 15:51:44 +0000, you wrote:
> This code sets "isel" to value "1" if "actm" matches "vert". I want to extend this so that value "1"
> is also set when "actm" matches "horz".
>
> (let ( (isel (if (equal "vert" actm) 1 -1)) )
>
> Thus when "actm" matches "vert" or "horz", then "isel" has value "1". Otherwise "isel" has value "-1".
In case you don't really need "vert" as a string but could as well use
the symbol 'vert, you could use "eq" rather than "equal". And if you
want two or more alternatives, you could use
(member actm '("vert" "horz"))
or
(memq actm '(vert horz))
Sincerely,
Rainer
next prev parent reply other threads:[~2022-10-16 16:23 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-16 15:51 Setting value 1 when matching two strings Heime via Users list for the GNU Emacs text editor
2022-10-16 16:23 ` Dr Rainer Woitok [this message]
2022-10-16 16:33 ` Heime
2022-10-16 20:21 ` Heime
2022-10-16 21:23 ` [External] : " Drew Adams
2022-10-16 22:33 ` Heime
2022-10-16 23:16 ` Michael Heerdegen
2022-10-16 23:21 ` Heime
2022-10-16 23:39 ` Michael Heerdegen
2022-10-17 0:17 ` Heime
2022-10-17 0:41 ` Drew Adams
2022-10-17 0:57 ` Michael Heerdegen
2022-10-17 1:06 ` Drew Adams
2022-10-17 0:42 ` Michael Heerdegen
2022-10-17 1:40 ` Christopher Dimech
2022-10-17 1:46 ` Michael Heerdegen
2022-10-17 2:17 ` Heime
2022-10-17 0:42 ` Drew Adams
2022-10-17 4:31 ` Jean Louis
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