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: The `^L' appeared in built-in help. Date: Tue, 6 Jul 2021 10:34:36 +0800 Message-ID: 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="703"; mail-complaints-to="usenet@ciao.gmane.io" To: help-gnu-emacs Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Jul 06 04:35:18 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 1m0avd-000AbT-U9 for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 06 Jul 2021 04:35:17 +0200 Original-Received: from localhost ([::1]:44936 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m0avb-0005Qa-TS for geh-help-gnu-emacs@m.gmane-mx.org; Mon, 05 Jul 2021 22:35:15 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:58492) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m0avD-0005QL-1w for help-gnu-emacs@gnu.org; Mon, 05 Jul 2021 22:34:51 -0400 Original-Received: from mail-yb1-xb36.google.com ([2607:f8b0:4864:20::b36]:44602) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1m0avB-0000B4-ME for help-gnu-emacs@gnu.org; Mon, 05 Jul 2021 22:34:50 -0400 Original-Received: by mail-yb1-xb36.google.com with SMTP id g19so31927781ybe.11 for ; Mon, 05 Jul 2021 19:34:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=83J2oxN0WAwp+hLP6hS4EMyucxVtb2H6XIBf+UAmI7g=; b=MX1xVFy/1vOYm4SFvRvYls/CAXqPXuYPL8+K2JkOuuPjLc2OWgNHsRbsQRd2S0J3xE zD3VfK6vqzq5sJ+ErlfHvsDEyk8/9oojZRdmtayJejKfeK1QRwtUa/djessvqy4qtMKi 35z9CiaMie7CrSGIkDH186BlAH2iiUbYhcR4CY/a0yu2KlGBwc0+nywSSxYyNbdbsacD BYom4QMEiUONII7DsgMJej+aP3ZIZGY5c5O3QK0ZXkBYuSCVFTh0rLTycE2RB8gor4cj mgNb3agcO1PAcR3qgzf4XmDvSsJBKgf2roWMQmCbZ/TmLkDnsnoos9HnrI8Ga8a3uXnC bKcw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=83J2oxN0WAwp+hLP6hS4EMyucxVtb2H6XIBf+UAmI7g=; b=Sstg8QqyjCam3AEh/apBuSKK0dEQ+E9LF4uHusMvLWtfky9CVtA+Ft9YUtBBul7mNR v7aNaEr39dCHUzB1KIUky5p9JHex8a1at0l3e4exHWwVQcummD4MX0GXWw0XEd9cXw8/ un6OOZe5cjEUpqL7vSKPZhL11FA8MNVDDkElRnNjo6kQJtrd8MPpjajGNKVhlDRByngi Hk8cR0246SHX8E4+NJF1IPOoSot0fVwpgerxNOKJUE60iNFttTgP/Mi9FJ0blhmV3vpI I/h2APZ7JYoZ+Tq92DOMYcnUnoSb4u5Kz5JgBVt7TbC/wRRmMAQa+X5S+t8LvvFcaebj OISg== X-Gm-Message-State: AOAM532mgG7drGUiyPWyHWNYu/372Q/DgBzw+f9r+HdYh3D4eJDRt3aJ +9tK+bmEG5O5MtaFDHzOtuMOMIcX3nYIKPUCd5zsvW6jsSk0mUb3jKQ= X-Google-Smtp-Source: ABdhPJwwYBclxqxpjW/jGuNRx22LVMbnp3FHjRAhX4p4eD6eefillkiau92B04nv96YWfCrrT36QxkAK+IWOiLyfrvw= X-Received: by 2002:a25:bc0e:: with SMTP id i14mr21339314ybh.324.1625538887918; Mon, 05 Jul 2021 19:34:47 -0700 (PDT) Received-SPF: pass client-ip=2607:f8b0:4864:20::b36; envelope-from=hongyi.zhao@gmail.com; helo=mail-yb1-xb36.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:131531 Archived-At: I noticed so many `^L' appeared in Emacs' built-in help. According to the ascii document shown below, this should mean '\f' (form feed): $ man ascii | grep ' L$' 014 12 0C FF '\f' (form feed) 114 76 4C L But I also noticed that this control character is not used evenly throughout the document. Any hints for this phenomenon? Regards -- Assoc. Prof. Hongyi Zhao Theory and Simulation of Materials Hebei Vocational University of Technology and Engineering NO. 552 North Gangtie Road, Xingtai, China