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From: Nikolaj Schumacher <me@nschum.de>
To: Xah Lee <xahlee@gmail.com>
Cc: help-gnu-emacs@gnu.org
Subject: Re: efficiency question on text manipulation using string vs buffer
Date: Thu, 26 Mar 2009 17:56:49 +0100	[thread overview]
Message-ID: <m2wsacb4tq.fsf@nschum.de> (raw)
In-Reply-To: <95d6eb8d-59c8-4d49-8844-5cd85a84a2f7@z16g2000prd.googlegroups.com> (Xah Lee's message of "Tue, 24 Mar 2009 19:56:34 -0700 (PDT)")

Xah Lee <xahlee@gmail.com> wrote:

> I like the version that repeated sets var and repeatedly call replace-
> regexp-in-string. This is conceptually simple and the concept is
> universal among langs. The version calling save-restriction and narrow-
> to-region is emacs specific, requires some specific knowledge about
> emacs/lisp environment to understand.

When working on data coming from a buffer, you should prefer working in
that buffer, though.  The text might contain overlays that can be lost
as well as point and scrolling positions.


regards,
Nikolaj Schumacher




      parent reply	other threads:[~2009-03-26 16:56 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-03-24  1:41 efficiency question on text manipulation using string vs buffer Xah Lee
2009-03-24 20:19 ` Nikolaj Schumacher
     [not found] ` <mailman.3920.1237926004.31690.help-gnu-emacs@gnu.org>
2009-03-24 22:26   ` Xah Lee
2009-03-25  2:34 ` Kevin Rodgers
     [not found] ` <mailman.3935.1237948501.31690.help-gnu-emacs@gnu.org>
2009-03-25  2:56   ` Xah Lee
2009-03-26  3:07     ` Kevin Rodgers
2009-03-26 16:56     ` Nikolaj Schumacher [this message]

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