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Re: Adding Lists/Sequences


From: Thierry Volpiatto
Subject: Re: Adding Lists/Sequences
Date: Wed, 24 Sep 2008 11:55:30 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/23.0.60 (gnu/linux)

Nikolaj Schumacher <address@hidden> writes:

> Thierry Volpiatto <address@hidden> wrote:
>
>> So can you explain when it is good (if it is) to use these destructive
>> functions.
>
> Generally, speed.  Non-destructive operations often create or copy a lot
> of new cons cells.  So in time critical regions of code, when you're
> only handling self-created data, and are very careful, that's the
> advantage in using them.
>
Thats clear, thank you.
-- 
A + Thierry Volpiatto
Location: Saint-Cyr-Sur-Mer - France




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