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Re: Creating a list


From: Cecil Westerhof
Subject: Re: Creating a list
Date: Thu, 19 Nov 2009 14:13:59 +0100
User-agent: Gnus/5.11 (Gnus v5.11) Emacs/22.3 (gnu/linux)

David Kastrup <address@hidden> 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


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