From: Joost Kremers <joostkremers@yahoo.com>
To: help-gnu-emacs@gnu.org
Subject: Re: About elisp, Lossing data after sort
Date: 15 Mar 2007 17:21:42 GMT [thread overview]
Message-ID: <slrnevj042.ouj.joostkremers@j.kremers4.news.arnhem.chello.nl> (raw)
In-Reply-To: 1173964066.088612.269290@b75g2000hsg.googlegroups.com
htbest2000 wrote:
[sort loses data]
> There something wrong in function `random-list', right? I think
> the key is: (setq list (cons (random n) list)). But I don't know
> why.
no, the problem is with the function sort. this is a destructive function,
which means that the data structure that is passed to it as an argument
gets modified. you therefore need to catch the return value of sort and
store it. see the documentation for sort in the elisp manual.
--
Joost Kremers joostkremers@yahoo.com
Selbst in die Unterwelt dringt durch Spalten Licht
EN:SiS(9)
next prev parent reply other threads:[~2007-03-15 17:21 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-14 1:51 About elisp, Lossing data after sort htbest2000
2007-03-14 4:39 ` Barry Margolin
2007-03-14 5:24 ` htbest2000
2007-03-14 8:48 ` Pascal Bourguignon
2007-03-15 13:07 ` htbest2000
2007-03-15 17:21 ` Joost Kremers [this message]
2007-03-14 5:25 ` htbest2000
2007-03-14 5:25 ` htbest2000
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