From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Omar Polo Newsgroups: gmane.emacs.help Subject: Re: The correspondence of the command-name and its key-sequence. Date: Mon, 11 Jan 2021 09:20:46 +0100 Message-ID: <87im83q3z5.fsf@omarpolo.com> References: <62acbe7b-18f5-4b76-9f05-265218a58db7@default> <87mtxiecxq.fsf@omarpolo.com> <87h7nqe8gb.fsf@omarpolo.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="12305"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: mu4e 1.4.13; emacs 28.0.50 Cc: help-gnu-emacs To: Hongyi Zhao Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Mon Jan 11 09:22:05 2021 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kysSi-00033n-TH for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 11 Jan 2021 09:22:04 +0100 Original-Received: from localhost ([::1]:50924 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kysSh-0006sm-JN for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 11 Jan 2021 03:22:03 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:32978) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kysS6-0006qx-8T for help-gnu-emacs@gnu.org; Mon, 11 Jan 2021 03:21:26 -0500 Original-Received: from mail.omarpolo.com ([144.91.116.244]:51431) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kysS2-0001po-CL for help-gnu-emacs@gnu.org; Mon, 11 Jan 2021 03:21:25 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=omarpolo.com; s=20200327; t=1610353257; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=4X1QCW65iS6tL7B8QdlOc4BUvJjCKHc2Gz6tx87yNfw=; b=W86nEI3qIt5ZFHeDXydC3ntMPkgweMePe1oaHWZV+gnO97HmsHIn44Hi07zi6slwdXD7y9 FnEVag6KCkDnlalNk6Ol8jyXPMqqM9RqMJcCK23vf8KKc+nPLNJEfqjGblKOXkGYpw/n0Y h/ok8DZwTk/dwAUuutRNW6SvrHQznf8= Original-Received: from localhost (host-80-116-112-105.retail.telecomitalia.it [80.116.112.105]) by mail.omarpolo.com (OpenSMTPD) with ESMTPSA id b5146886 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO); Mon, 11 Jan 2021 09:20:57 +0100 (CET) Original-Received: from venera (localhost [127.0.0.1]) by localhost (OpenSMTPD) with ESMTP id 50ccabe0; Mon, 11 Jan 2021 09:20:46 +0100 (CET) In-reply-to: Received-SPF: pass client-ip=144.91.116.244; envelope-from=op@omarpolo.com; helo=mail.omarpolo.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 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-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:127180 Archived-At: Hongyi Zhao writes: > On Sat, Jan 9, 2021 at 6:00 PM Omar Polo wrote: > [...] > > Why the \ has two forms in the ascii document as shown below: > > $ man ascii | grep -F '\\' > 034 28 1C FS (file separator) 134 92 5C \ '\\' > > As you can see, the document gives two forms of it: > > \ '\\' I guess, but it's only a guess, that's because \ is used for escaping chars. Even in the command you gave as an example you wrote '\\' (and not '\') because otherwise the \ would have escaped the quote. You can see something similar in other columns, like for the tab '\t' or the newline '\n'.