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Re: substring


From: Ludovic Courtès
Subject: Re: substring
Date: Mon, 10 Sep 2012 00:19:13 +0200
User-agent: Gnus/5.130005 (Ma Gnus v0.5) Emacs/24.2 (gnu/linux)

Hi,

nalaginrut <address@hidden> skribis:

> *string-copy is actually substring/copy, which is a newly allocated
> string buffer.
>
> *substring is a copy-on-write version.

And these two procedures live at a different abstraction level: the name
‘string-copy’ suggests memory management, whereas ‘substring’ suggests
an operation on a string (which happens to use COW, but that’s an
implementation detail.)

Thanks,
Ludo’.




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