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From: Cecil Westerhof <Cecil@decebal.nl>
To: help-gnu-emacs@gnu.org
Subject: Re: Creating a list
Date: Thu, 19 Nov 2009 14:13:59 +0100	[thread overview]
Message-ID: <873a4afyi0.fsf@Traian.DecebalComp> (raw)
In-Reply-To: 874ooqkah6.fsf@lola.goethe.zz

David Kastrup <dak@gnu.org> writes:

>>>> At the moment I create a list with:
>>>>       (setq ret-val (cons total-amount (cons current-amount ())))
>>>> I thought about doing it with:
>>>>       (setq ret-val (cons total-amount '(current-amount)))
>>>>
>>>> But then the second value is the string current-amount
>>>
>>> Wrong.  The _symbol_ current-amount.
>>
>> When evaluating I got:
>>     (1570378.2570192777 current-amount)
>> That is why I thought I got the string.
>
> A string would have quote marks around it.

Off course.

But I have a few questions on my mind.
- Why is the first shown as value and the second as _symbol_?
- current-amount is a local variable. How is it possible that the symbol
  is still defined?

-- 
Cecil Westerhof
Senior Software Engineer
LinkedIn: http://www.linkedin.com/in/cecilwesterhof


  reply	other threads:[~2009-11-19 13:13 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-11-19  7:38 Creating a list Cecil Westerhof
2009-11-19  8:35 ` David Kastrup
2009-11-19 10:59   ` Cecil Westerhof
2009-11-19 11:41     ` David Kastrup
2009-11-19 13:13       ` Cecil Westerhof [this message]
2009-11-19 13:47         ` Barry Margolin
2009-11-19 15:11           ` Cecil Westerhof
2009-11-19 19:26             ` Pascal J. Bourguignon
2009-11-19 13:57         ` David Kastrup
2009-11-19 15:14           ` Cecil Westerhof
2009-11-19 13:59         ` Pascal J. Bourguignon
2009-11-19 11:59   ` Gnus: Some new mails are automatically marked as 'O' Wang Lei

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