From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: "Stefan Monnier " Newsgroups: gmane.emacs.help Subject: Re: Lisp: Functions for multiple comparisons Date: 20 Nov 2002 18:03:02 -0500 Organization: Yale University Sender: help-gnu-emacs-admin@gnu.org Message-ID: <5l3cpvj13t.fsf@rum.cs.yale.edu> References: NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: main.gmane.org 1037834301 27629 80.91.224.249 (20 Nov 2002 23:18:21 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Wed, 20 Nov 2002 23:18:21 +0000 (UTC) Return-path: Original-Received: from monty-python.gnu.org ([199.232.76.173]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 18Ee6t-0007BN-00 for ; Thu, 21 Nov 2002 00:18:20 +0100 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.10) id 18Ee51-0008Nu-00; Wed, 20 Nov 2002 18:16:23 -0500 Original-Path: shelby.stanford.edu!newsfeed.stanford.edu!logbridge.uoregon.edu!news.ycc.yale.edu!rum.cs.yale.edu!rum.cs.yale.edu Original-Newsgroups: gnu.emacs.help Original-Lines: 14 Original-NNTP-Posting-Host: rum.cs.yale.edu User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3.50 X-Original-NNTP-Posting-Host: rum.cs.yale.edu X-Original-Trace: 20 Nov 2002 18:03:03 -0500, rum.cs.yale.edu Original-Xref: shelby.stanford.edu gnu.emacs.help:107267 Original-To: help-gnu-emacs@gnu.org Errors-To: help-gnu-emacs-admin@gnu.org X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.0.11 Precedence: bulk List-Help: List-Post: List-Subscribe: , List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: Xref: main.gmane.org gmane.emacs.help:3822 X-Report-Spam: http://spam.gmane.org/gmane.emacs.help:3822 >>>>> "Greg" == Greg Hill writes: > (meq (char-syntax (following-char)) ?w ?_) > instead of using > (memq (char-syntax (following-char) '(?w ?_))) memq is pretty fast given the general slowness of the elisp interpreter. If you really care about the few extra chars, then you can of course do (defun meq (x &rest xs) (memq x xs)) although I honestly don't see the point. Stefan