From: Marc Tfardy <m-t-o___CUT__IT___@web.de>
To: help-gnu-emacs@gnu.org
Subject: Re: elisp - anonymous function in an association list?
Date: Thu, 29 Nov 2007 15:50:45 +0100 [thread overview]
Message-ID: <5r81u5F131t6qU1@mid.individual.net> (raw)
In-Reply-To: <10f246a9-2a9b-477e-806d-7e3b38ce2607@i29g2000prf.googlegroups.com>
apatheticagnostic schrieb:
> take, for example this code showing what I mean:
>
> (defvar sample-alist '(("a" '(lambda ()
> (message "We worked!")))
> ("b" #'(lambda ()
> (message "B worked too!")))))
>
> (defun test-call (x)
> (funcall (cdr (assoc x sample-alist))))
>
> (test-call "a")
> (test-call "b")
>
> Both calls fail, with an error message like so:
This seems to work:
(defvar sample-alist '(("a" (lambda () (message "We worked!")))
("b" (lambda () (message "B worked too!")))))
(defun test-call (x)
(funcall (eval (car (cdr (assoc x sample-alist))))))
(test-call "a")
"We worked!"
(test-call "b")
"B worked too!"
regards
Marc
next prev parent reply other threads:[~2007-11-29 14:50 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-29 14:00 elisp - anonymous function in an association list? apatheticagnostic
2007-11-29 14:50 ` Marc Tfardy [this message]
2007-11-29 15:01 ` apatheticagnostic
2007-11-29 15:04 ` apatheticagnostic
2007-11-30 0:08 ` Johan Bockgård
2007-11-29 15:32 ` David Kastrup
2007-11-29 15:52 ` apatheticagnostic
2007-11-29 21:24 ` Barry Margolin
2007-11-29 15:41 ` Tassilo Horn
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=5r81u5F131t6qU1@mid.individual.net \
--to=m-t-o___cut__it___@web.de \
--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).