From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Xu Chunyang Newsgroups: gmane.emacs.bugs Subject: bug#30816: 27.0.50; Info documentation of previous-property-change is not very clear Date: Wed, 14 Mar 2018 17:58:32 +0800 Message-ID: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Trace: blaine.gmane.org 1521021426 22886 195.159.176.226 (14 Mar 2018 09:57:06 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 14 Mar 2018 09:57:06 +0000 (UTC) To: 30816@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Mar 14 10:57:02 2018 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ew39Z-0005nL-Gy for geb-bug-gnu-emacs@m.gmane.org; Wed, 14 Mar 2018 10:57:01 +0100 Original-Received: from localhost ([::1]:45187 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ew3Bc-0006Dp-Mk for geb-bug-gnu-emacs@m.gmane.org; Wed, 14 Mar 2018 05:59:08 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:42313) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ew3BW-0006Di-Pm for bug-gnu-emacs@gnu.org; Wed, 14 Mar 2018 05:59:03 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ew3BW-0000jr-1R for bug-gnu-emacs@gnu.org; Wed, 14 Mar 2018 05:59:02 -0400 Original-Received: from debbugs.gnu.org ([208.118.235.43]:52517) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1ew3BV-0000jl-T5 for bug-gnu-emacs@gnu.org; Wed, 14 Mar 2018 05:59:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1ew3BV-0002LI-Md for bug-gnu-emacs@gnu.org; Wed, 14 Mar 2018 05:59:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Xu Chunyang Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 14 Mar 2018 09:59:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 30816 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: X-Debbugs-Original-To: bug-gnu-emacs@gnu.org Original-Received: via spool by submit@debbugs.gnu.org id=B.15210215378991 (code B ref -1); Wed, 14 Mar 2018 09:59:01 +0000 Original-Received: (at submit) by debbugs.gnu.org; 14 Mar 2018 09:58:57 +0000 Original-Received: from localhost ([127.0.0.1]:60414 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ew3BQ-0002Kw-Mz for submit@debbugs.gnu.org; Wed, 14 Mar 2018 05:58:56 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:51280) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ew3BN-0002Kh-W1 for submit@debbugs.gnu.org; Wed, 14 Mar 2018 05:58:54 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ew3BI-0000dK-4N for submit@debbugs.gnu.org; Wed, 14 Mar 2018 05:58:48 -0400 Original-Received: from lists.gnu.org ([2001:4830:134:3::11]:41758) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ew3BI-0000dE-0H for submit@debbugs.gnu.org; Wed, 14 Mar 2018 05:58:48 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:42251) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ew3BG-00067h-To for bug-gnu-emacs@gnu.org; Wed, 14 Mar 2018 05:58:47 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ew3BG-0000cZ-7r for bug-gnu-emacs@gnu.org; Wed, 14 Mar 2018 05:58:47 -0400 Original-Received: from forward103j.mail.yandex.net ([2a02:6b8:0:801:2::106]:55493) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ew3BF-0000bc-VV for bug-gnu-emacs@gnu.org; Wed, 14 Mar 2018 05:58:46 -0400 Original-Received: from mxback14j.mail.yandex.net (mxback14j.mail.yandex.net [IPv6:2a02:6b8:0:1619::90]) by forward103j.mail.yandex.net (Yandex) with ESMTP id 2754034C4084 for ; Wed, 14 Mar 2018 12:58:42 +0300 (MSK) Original-Received: from smtp3o.mail.yandex.net (smtp3o.mail.yandex.net [2a02:6b8:0:1a2d::27]) by mxback14j.mail.yandex.net (nwsmtp/Yandex) with ESMTP id P0O8Qke4rZ-wglmDtlh; Wed, 14 Mar 2018 12:58:42 +0300 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xuchunyang.me; s=mail; t=1521021522; bh=6SqIxC1dMA1w3rGVoMyYOXr7SaeBKU8wqT041/gYJi8=; h=From:To:Subject:Date:Message-ID; b=+XGUQCsNSUPRoGNr26T81KcRy8ptznSsMOki3HZ0rni1DQehNM5ncH6uAFNAz5AE2 3/4+ernkbc95LarujO70Wv5Dl3XolpQ87mOQ9O2EjTDPOIbUD9HXTEax3Xwx4/8qc6 stx7GLCdyu+JpklXwLdCZmCOTEgf3BM1lCrgKpew= Original-Received: by smtp3o.mail.yandex.net (nwsmtp/Yandex) with ESMTPSA id 7OhZkC3LdA-wYSG0GuL; Wed, 14 Mar 2018 12:58:35 +0300 (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client certificate not present) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=xuchunyang.me; s=mail; t=1521021521; bh=6SqIxC1dMA1w3rGVoMyYOXr7SaeBKU8wqT041/gYJi8=; h=From:To:Subject:Date:Message-ID; b=9q2PIcnBULM3L6u7u1mQ43QQop1GpdGfZv1EzE30hADqhNWWtn3LFolvWczXPvKKs KbUG8noe1aeeqGNttB7ZK9lFUFqLTAAe4qSpqQuOOhvt/WvlgbdCC3nD52+qe4fm5S I3fG9VgTy7SYnaU1nYiDHgUFLR9v3rqh8uwQQjXI= Authentication-Results: smtp3o.mail.yandex.net; dkim=pass header.i=@xuchunyang.me X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:144249 Archived-At: (info "(elisp) Property Search") has the following: -- Function: previous-property-change pos &optional object limit This is like =E2=80=98next-property-change=E2=80=99, but scans bac= k from POS instead of forward. If the value is non-=E2=80=98nil=E2=80=99, it= is a position ^^^^^^^^^ less than or equal to POS; it equals POS only if LIMIT equals POS. ^^ I don't understand the second sentence. What "the value" stands for? If it stands for LIMIT, what "it" stands for?