From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.help Subject: Re: problems with save-excursion Date: Sat, 11 Mar 2006 12:19:11 -0500 Organization: Bell Sympatico Message-ID: <87r758dhp1.fsf-monnier+gnu.emacs.help@gnu.org> References: <1141857397.880352.44860@u72g2000cwu.googlegroups.com> <47aev8Feeg51U1@individual.net> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1142191816 25112 80.91.229.2 (12 Mar 2006 19:30:16 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Sun, 12 Mar 2006 19:30:16 +0000 (UTC) Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Sun Mar 12 20:29:59 2006 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1FIW5Y-0007JT-CE for geh-help-gnu-emacs@m.gmane.org; Sun, 12 Mar 2006 20:18:49 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1FIW5X-00050o-MP for geh-help-gnu-emacs@m.gmane.org; Sun, 12 Mar 2006 14:18:47 -0500 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!postnews.google.com!news3.google.com!border1.nntp.dca.giganews.com!nntp.giganews.com!wns13feed!worldnet.att.net!207.35.177.252!nf3.bellglobal.com!nf1.bellglobal.com!nf2.bellglobal.com!news20.bellglobal.com.POSTED!not-for-mail Original-Newsgroups: gnu.emacs.help User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (gnu/linux) Cancel-Lock: sha1:f/hndBfLJl3it/YRV7zADpnvn6Q= Original-Lines: 24 Original-NNTP-Posting-Host: 67.71.115.9 Original-X-Complaints-To: abuse@sympatico.ca Original-X-Trace: news20.bellglobal.com 1142097551 67.71.115.9 (Sat, 11 Mar 2006 12:19:11 EST) Original-NNTP-Posting-Date: Sat, 11 Mar 2006 12:19:11 EST Original-Xref: shelby.stanford.edu gnu.emacs.help:138100 Original-To: help-gnu-emacs@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:33725 Archived-At: > (defun copy-line () > (interactive) > (save-excursion > (let (beg) > (beginning-of-line) > (setq beg (point)) > (end-of-line) > (copy-region-as-kill beg (point))))) It's a good habit to initialize your variables directly when you declare them (in C-style languages as well, BTW): (defun copy-line () (interactive) (save-excursion (beginning-of-line) (let ((beg (point))) (end-of-line) (copy-region-as-kill beg (point))))) In elisp it's also marginally more efficient. Stefan