From: "HS" <hugows@gmail.com>
To: help-gnu-emacs@gnu.org
Subject: Re: file filtering
Date: 31 Jan 2007 06:51:55 -0800 [thread overview]
Message-ID: <1170255115.371658.187620@m58g2000cwm.googlegroups.com> (raw)
In-Reply-To: <uhcu7pbax.fsf@gmail.com>
On 31 jan, 10:34, Peter Tury <tury.pe...@gmail.com> wrote:
> "HS" <hugo...> writes:
> > Hm... I can't imagine how "not to read into a buffer"...
> > I just tried something like this, and it works:
>
> > (defun process-file (file)
> > (interactive "f")
> > (with-temp-buffer
> > (insert-file-contents file)
> > (delete-non-matching-lines "valid [0-9]+")
> > (replace-regexp "valid \\([0-9]+\\)" "I found a \\1" )
> > (write-file "test2.txt" nil)))
>
> Thanks! I've already learned new things from your answer:
> with-temp-file, keep-lines, etc. And I like this solution. The only
> disturbance this goes through the whole buffer twice...
>
> And: why I can't find keep-lines in my Emacs 22's info? I really
> searched the info for similar functions before my first ask and didn't
> find this :-((
Hmm... I can find in mine and I'm also using GNU Emacs 22
"keep-lines is an interactive compiled Lisp function in `replace.el'."
next prev parent reply other threads:[~2007-01-31 14:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-30 15:34 file filtering Peter Tury
2007-01-30 16:58 ` HS
2007-01-31 8:05 ` Peter Tury
2007-01-31 12:50 ` HS
2007-01-31 13:34 ` Peter Tury
2007-01-31 14:51 ` HS [this message]
2007-02-01 7:47 ` Peter Tury
2007-02-01 14:26 ` Mathias Dahl
2007-02-04 17:18 ` Kevin Rodgers
[not found] ` <mailman.3999.1170609530.2155.help-gnu-emacs@gnu.org>
2007-02-14 12:19 ` Peter Tury
2007-02-01 5:55 ` Kevin Rodgers
[not found] ` <mailman.3856.1170309361.2155.help-gnu-emacs@gnu.org>
2007-02-14 12:49 ` Peter Tury
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