From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: Joakim Hove Newsgroups: gmane.emacs.help Subject: Re: copy-region-to-variable Date: Wed, 04 Feb 2004 14:14:57 +0100 Organization: University of Bergen Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Message-ID: <4yllnj56lq.fsf@skjellgran.ii.uib.no> References: NNTP-Posting-Host: deer.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-Trace: sea.gmane.org 1075902376 25300 80.91.224.253 (4 Feb 2004 13:46:16 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Wed, 4 Feb 2004 13:46:16 +0000 (UTC) Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Wed Feb 04 14:46:11 2004 Return-path: Original-Received: from monty-python.gnu.org ([199.232.76.173]) by deer.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 1AoNM2-0008C8-00 for ; Wed, 04 Feb 2004 14:46:10 +0100 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.24) id 1AoMzD-0004zj-LS for geh-help-gnu-emacs@m.gmane.org; Wed, 04 Feb 2004 08:22:35 -0500 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!news.tele.dk!news.tele.dk!small.news.tele.dk!luth.se!uio.no!nntp.uib.no!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 40 Original-NNTP-Posting-Host: skjellgran.ii.uib.no Original-X-Trace: toralf.uib.no 1075904146 87265 129.177.20.52 (4 Feb 2004 14:15:46 GMT) Original-X-Complaints-To: abuse@uib.no Original-NNTP-Posting-Date: 4 Feb 2004 14:15:46 GMT User-Agent: Gnus/5.1003 (Gnus v5.10.3) Emacs/21.3.50 (gnu/linux) Cancel-Lock: sha1:SmZAcY/j+jk1tBzP8+ZXXx2DyGI= Original-Xref: shelby.stanford.edu gnu.emacs.help:120684 Original-To: help-gnu-emacs@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.2 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: main.gmane.org gmane.emacs.help:16632 X-Report-Spam: http://spam.gmane.org/gmane.emacs.help:16632 "hans nieuwenhuizen" writes: > None of the almost 2000 built-in functions of emacs 21.2 seems to copy part > of the buffer ( region ) into a variable. > > You need that e.g. if you have to enlarge the double in the region by a > factor of > say 3.456 . If you just mean the text content of the buffer you can use (buffer-substring p1 p2) or (buffer-substring-no-properties p1 p2) which return the buffer-content between p1 and p2. HTH Joakim Untested: --------- (defun enlarge-double (p1 p2) (interactive "r") (let ((new-number (* 3.456 (string-to-number (buffer-substring-no-properties p1 p2))))) (kill-region p1 p2) (goto-char p1) (insert (format "%s" new-number)))) -- /--------------------------------------------------------------------\ / Joakim Hove / hove@bccs.no / (55 5) 84076 | \ | Unifob AS, Avdeling for Beregningsvitenskap (BCCS) | Stabburveien 18 | | CMU | 5231 Paradis | \ Thormøhlensgt.55, 5020 Bergen. | 55 91 28 18 / \--------------------------------------------------------------------/