From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Hongyi Zhao Newsgroups: gmane.emacs.help Subject: Re: [External] : Re: Package cl is deprecated Date: Sun, 1 Aug 2021 10:46:32 +0800 Message-ID: References: <01eaf257-1142-c407-c9c0-0d6a2e3148b1@gmail.com> <874kceadmj.fsf@t14.reltub.ca> <83fsvytude.fsf@gnu.org> <87r1fi8qor.fsf@t14.reltub.ca> <83y29qs31w.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="16551"; mail-complaints-to="usenet@ciao.gmane.io" Cc: help-gnu-emacs To: Drew Adams Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Sun Aug 01 04:47:15 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 1mA1VT-00042z-4P for geh-help-gnu-emacs@m.gmane-mx.org; Sun, 01 Aug 2021 04:47:15 +0200 Original-Received: from localhost ([::1]:35486 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mA1VM-0004Sf-PJ for geh-help-gnu-emacs@m.gmane-mx.org; Sat, 31 Jul 2021 22:47:08 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:35232) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mA1V3-0004SX-2R for help-gnu-emacs@gnu.org; Sat, 31 Jul 2021 22:46:49 -0400 Original-Received: from mail-lf1-x136.google.com ([2a00:1450:4864:20::136]:41701) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mA1V0-0000QO-L9; Sat, 31 Jul 2021 22:46:48 -0400 Original-Received: by mail-lf1-x136.google.com with SMTP id y34so26760740lfa.8; Sat, 31 Jul 2021 19:46:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=OBQdh36YAHJ7lHTaUVjyjHVpmh1XO9dvI0q+ZMZse44=; b=IVyjKyhdoO1EHNz6E+Xc2PH7iPUUg/tpatd5RhsaGITaTT3SxCwAKhjIn0ZzquNdS5 rS5GuMzaZ8ora9REOcjuX1JBv8LT7FT80muLxf8sygqlxKE0iEI2/sPXoI3W5p+obZu2 PJ2/ZjWoK6zVW0W59QN/JHpytvrtaUoWILL+CqTpXeFC7+uos6m6EER2lnqNkql3/8DQ CVCF9NvypvdFxUBhcEfIVNuZerD4tyq+gfu2l9HOQUnk4IxQBjLtZah7XE58r9arHic/ webl0DgSUm6+1qLmTN1hKN44LgF4teWWLLWDPXJPN7SXCvVWRitL/2na3dCi0y5epwtc A7Sw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=OBQdh36YAHJ7lHTaUVjyjHVpmh1XO9dvI0q+ZMZse44=; b=hq68U3qkizM2/HAOQAJ85yh40jLzdC3Y6XbH3W19o8PhJcSZ+FV8FnH+xzzXMcxgwV hKzsGL1tYvz8RjfXe8cJ/m+dQqircOb05WdJKxsEhS8zb7Isz0jb5NlWtgusT//e8OKx m2NFxnJJO4FfbFfR+MohlPd5nkpGGLjs0Ml6y4CunekgljXHqvuzROmPeftM+IVJevdB s4VNBvU/MCldnybo5uHAO5uFz0ool2HdmC6lU17ySRNOdEAAYTZ2dzhm/65e0yWFgtZg snwERhc6W7xql3t+dDwfWdUrEs/xBjTogJewZGK5rltyKxp8sgwy3XjLmO9Qf3BHGTEk 0afA== X-Gm-Message-State: AOAM530i6cHjM7+MF7Rf0HsEpko+xLVNGpK465cfQ4M7uxc6UN3QErjR 5FV9K8bbVphV2GGC972nqoAMlNj1PF+6fdtUQ5g= X-Google-Smtp-Source: ABdhPJz8Ekc7xYW2U8UuZ9xxzpZ61eHDW/sq9tsYIlsC/V+QQhAVRo6YHtzpD4JBUfCQskGrkI4mquMcqoBtVkckPHE= X-Received: by 2002:ac2:4e47:: with SMTP id f7mr7681775lfr.75.1627786004360; Sat, 31 Jul 2021 19:46:44 -0700 (PDT) In-Reply-To: Received-SPF: pass client-ip=2a00:1450:4864:20::136; envelope-from=hongyi.zhao@gmail.com; helo=mail-lf1-x136.google.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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, 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:132241 Archived-At: On Sun, Aug 1, 2021 at 10:28 AM Drew Adams wrote: > > > Thank you very much for the information, but I still can't figure out > > what's the meaning of `Lax' used here. > > A strict interpretation of a space char you type > means match it against a single space char. > > The lax interpretation of a space char you type > means match it against one or more chars, each > of which can be space, tab, newline, or carriage > return. > > Look at the regexp that's in the string that's > the value of the variable when you opt for lax > matching of a space char. That regexp says > just that: one or more of those chars. > > Read the Elisp manual, node `Regular Expressions' > and its subnodes. > > https://www.gnu.org/software/emacs/manual/html_node/elisp/Regular-Expressions.html Thank you again. I summarize the other manual nodes relevant to the question discussed here as follows: https://www.gnu.org/software/emacs/manual/html_node/elisp/Rx-Notation.html https://www.gnu.org/software/emacs/manual/html_node/emacs/Lax-Search.html https://www.gnu.org/software/emacs/manual/html_node/emacs/Replacement-and-Lax-Matches.html Hongyi