From: Lennart Borgman <lennart.borgman@gmail.com>
To: LanX <lanx.perl@googlemail.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: Reverse pop, return value
Date: Tue, 17 Nov 2009 16:48:31 +0100 [thread overview]
Message-ID: <e01d8a50911170748i6463fc46if39f51df7307d3d2@mail.gmail.com> (raw)
In-Reply-To: <b31145e1-113f-4955-80c1-73ecffd70a05@w19g2000yqk.googlegroups.com>
On Tue, Nov 17, 2009 at 4:32 PM, LanX <lanx.perl@googlemail.com> wrote:
> Hi
>
> I tried to realize a reverse pop which pops from the end of the list,
> but the code get's "lengthy"....
>
> I need to define a local variable to hold the return value... is there
> a more elegant way to do it?
>
> ----------- M-x ielm
> ELISP> (defun rpop (LIST)
> "reverse pop"
> (let
> ( (ret (car (last LIST))) )
> (nbutlast LIST 1)
> ret
> )
> )
prog1
next prev parent reply other threads:[~2009-11-17 15:48 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-11-17 13:11 Remove last element in a list Nordlöw
2009-11-17 14:20 ` LanX
2009-11-17 15:32 ` Reverse pop, return value LanX
2009-11-17 15:48 ` Lennart Borgman [this message]
2009-11-17 16:53 ` David Kastrup
2009-11-17 17:33 ` LanX
[not found] ` <mailman.10897.1258472938.2239.help-gnu-emacs@gnu.org>
2009-11-17 17:20 ` LanX
2009-11-17 21:34 ` Barry Margolin
2009-11-18 0:28 ` LanX
2009-11-19 13:41 ` Barry Margolin
2009-11-17 21:26 ` Remove last element in a list Barry Margolin
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