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From: | David Kastrup |
Subject: | Re: Adding many elements to a list |
Date: | Fri, 18 Sep 2009 16:54:28 +0200 |
User-agent: | Gnus/5.13 (Gnus v5.13) Emacs/23.1.50 (gnu/linux) |
pjb@anevia.com (Pascal J. Bourguignon) writes: > David Kastrup <dak@gnu.org> writes: > >> pjb@informatimago.com (Pascal J. Bourguignon) writes: >> >>> So better use (require 'cl) (push new-item list) >>> or (cons new-item list) >>> or (append (list new-items...) list) >> >> (require 'cl) is quite unnecessary for all of the mentioned >> alternatives. > > Not on emacs version < 23. Nonsense. push&pop were officially announced in Emacs 21.1. I may be mistaken, but I think they have been there even earlier. And the other options certainly were there from the earliest versions of GNU Emacs. -- David Kastrup
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