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Re: Setting the nth element of a list


From: Barry Margolin
Subject: Re: Setting the nth element of a list
Date: Fri, 05 Jun 2009 16:51:37 -0400
User-agent: MT-NewsWatcher/3.5.3b3 (Intel Mac OS X)

In article 
<address@hidden>,
 Nordlöw <address@hidden> wrote:

> How do I accomplish the same with arrays? Using aref I guess. Here is
> my mockup that doesn't yet do what I want:
> 
> (defun setnthref (n array x)
>   "Set N:th element of ARRAY to X for side effects only."
>   (set (aref array n) x))

There's already a built-in function aset that does exactly that, except 
it takes its arguments in a different order.  Why do you need your own 
function?

-- 
Barry Margolin, address@hidden
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***
*** PLEASE don't copy me on replies, I'll read them in the group ***


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