From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Pascal Bourguignon Newsgroups: gmane.emacs.help Subject: Re: Is 't' positive? Date: Thu, 12 Apr 2007 14:11:34 +0200 Organization: Informatimago Message-ID: <87slb5kd1l.fsf@voyager.informatimago.com> References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: sea.gmane.org 1176381412 9364 80.91.229.12 (12 Apr 2007 12:36:52 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Thu, 12 Apr 2007 12:36:52 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Thu Apr 12 14:36:49 2007 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1HbyXf-0007jw-Oi for geh-help-gnu-emacs@m.gmane.org; Thu, 12 Apr 2007 14:36:47 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Hbybp-0000p1-8b for geh-help-gnu-emacs@m.gmane.org; Thu, 12 Apr 2007 08:41:05 -0400 Original-Path: shelby.stanford.edu!headwall.stanford.edu!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail Original-Newsgroups: gnu.emacs.help Original-Lines: 22 Original-X-Trace: individual.net A2i6uiaoMuankzKcSA+ILgE19wgYc4Knuz7BZa0CWQbZYa0XkA Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwAQMAAABtzGvEAAAABlBMVEUAAAD///+l2Z/dAAAA oElEQVR4nK3OsRHCMAwF0O8YQufUNIQRGIAja9CxSA55AxZgFO4coMgYrEDDQZWPIlNAjwq9 033pbOBPtbXuB6PKNBn5gZkhGa86Z4x2wE67O+06WxGD/HCOGR0deY3f9Ijwwt7rNGNf6Oac l/GuZTF1wFGKiYYHKSFAkjIo1b6sCYS1sVmFhhhahKQssRjRT90ITWUk6vvK3RsPGs+M1RuR mV+hO/VvFAAAAABJRU5ErkJggg== X-Accept-Language: fr, es, en X-Disabled: X-No-Archive: no User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.94 (gnu/linux) Cancel-Lock: sha1:MxG/KYwgDB++Uz+hox3FDUX2wCg= Original-Xref: shelby.stanford.edu gnu.emacs.help:147010 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:42614 Archived-At: Leo writes: > Quite a few commands require positive arguments such as ido-mode. > > ,---- > | (ido-mode &optional arg) > | > | Toggle ido speed-ups on or off. > | With arg, turn ido speed-up on if arg is positive, off otherwise. > `---- > > However, it seems legal to use 't' and they will behave like it is > positive. So the question, is 't' positive? Is it safe to use 't' in > this kind of functions? Depends on the function. t may have a different meaning than 1, and nil than 0... -- __Pascal Bourguignon__ http://www.informatimago.com http://pjb.ogamita.org