From: Xue Fuqiao <xfq.free@gmail.com>
To: help-gnu-emacs@gnu.org
Subject: About Circular Objects
Date: Tue, 25 Dec 2012 16:52:49 +0800 [thread overview]
Message-ID: <20121225165249.e5822f6cc71fa88d959efcd0@gmail.com> (raw)
I have a question about the #N# read syntax and #N= syntax. Look at this code:
(progn
(setq x '#1=(a #1#))
(eq x (cdr x)))
Why does this code return nil? Isn't the second element the list itself?
--
Best regards.
next reply other threads:[~2012-12-25 8:52 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-12-25 8:52 Xue Fuqiao [this message]
2012-12-25 14:52 ` About Circular Objects Teemu Likonen
[not found] <mailman.16090.1356446630.855.help-gnu-emacs@gnu.org>
2012-12-25 14:48 ` Lars Magne Ingebrigtsen
2012-12-25 14:51 ` Pascal J. Bourguignon
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