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Re: About "consing"
From: |
Barry Margolin |
Subject: |
Re: About "consing" |
Date: |
Thu, 28 Feb 2013 11:10:56 -0500 |
User-agent: |
MT-NewsWatcher/3.5.3b3 (Intel Mac OS X) |
In article <mailman.21101.1362063945.855.help-gnu-emacs@gnu.org>,
Kevin Rodgers <kevin.d.rodgers@gmail.com> wrote:
> On 2/28/13 7:23 AM, Xue Fuqiao wrote:
> > In the doc string of the function `memory-use-counts':
> >
> > Return a list of counters that measure how much consing there has been.
> >
> > I don't know what the "consing" means here. I only know that `cons' is
> > often
> > used to add a single element to the front of a list. But this seems to be
> > irrelevant to the topic.
> >
> > And in (info "(elisp) Garbage Collection"):
> >
> > -- Function: memory-use-counts
> > This returns a list of numbers that count the number of objects
> > created in this Emacs session.
> >
> > Does "consing" mean creating an object here? Thanks.
>
> Yes: allocating a cons cell.
And arrays, buffers, etc.
--
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
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