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Changes to grep/manual/html_node/Character-Classes-and-Bracket-Expressio
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From: |
Jim Meyering |
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Subject: |
Changes to grep/manual/html_node/Character-Classes-and-Bracket-Expressions.html, v |
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Date: |
Sun, 30 Dec 2018 01:24:23 -0500 (EST) |
CVSROOT: /webcvs/grep
Module name: grep
Changes by: Jim Meyering <meyering> 18/12/30 01:24:22
Index: html_node/Character-Classes-and-Bracket-Expressions.html
===================================================================
RCS file:
/webcvs/grep/grep/manual/html_node/Character-Classes-and-Bracket-Expressions.html,v
retrieving revision 1.28
retrieving revision 1.29
diff -u -b -r1.28 -r1.29
--- html_node/Character-Classes-and-Bracket-Expressions.html 10 Feb 2017
04:43:38 -0000 1.28
+++ html_node/Character-Classes-and-Bracket-Expressions.html 30 Dec 2018
06:24:22 -0000 1.29
@@ -2,7 +2,7 @@
<html>
<!-- This manual is for grep, a pattern matching engine.
-Copyright (C) 1999-2002, 2005, 2008-2017 Free Software Foundation,
+Copyright (C) 1999-2002, 2005, 2008-2018 Free Software Foundation,
Inc.
Permission is granted to copy, distribute and/or modify this document
@@ -11,16 +11,16 @@
Invariant Sections, with no Front-Cover Texts, and with no Back-Cover
Texts. A copy of the license is included in the section entitled
"GNU Free Documentation License". -->
-<!-- Created by GNU Texinfo 6.3, http://www.gnu.org/software/texinfo/ -->
+<!-- Created by GNU Texinfo 6.5, http://www.gnu.org/software/texinfo/ -->
<head>
-<title>GNU Grep 3.0: Character Classes and Bracket Expressions</title>
+<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+<title>Character Classes and Bracket Expressions (GNU Grep 3.3)</title>
-<meta name="description" content="GNU Grep 3.0: Character Classes and Bracket
Expressions">
-<meta name="keywords" content="GNU Grep 3.0: Character Classes and Bracket
Expressions">
+<meta name="description" content="Character Classes and Bracket Expressions
(GNU Grep 3.3)">
+<meta name="keywords" content="Character Classes and Bracket Expressions (GNU
Grep 3.3)">
<meta name="resource-type" content="document">
<meta name="distribution" content="global">
<meta name="Generator" content="makeinfo">
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<link href="index.html#Top" rel="start" title="Top">
<link href="Index.html#Index" rel="index" title="Index">
<link href="index.html#SEC_Contents" rel="contents" title="Table of Contents">
@@ -73,11 +73,15 @@
<a name="index-character-class"></a>
<p>A <em>bracket expression</em> is a list of characters enclosed by
‘<samp>[</samp>’ and
‘<samp>]</samp>’.
-It matches any single character in that list;
-if the first character of the list is the caret ‘<samp>^</samp>’,
-then it matches any character <strong>not</strong> in the list.
+It matches any single character in that list.
+If the first character of the list is the caret ‘<samp>^</samp>’,
+then it matches any character <strong>not</strong> in the list,
+and it is unspecified whether it matches an encoding error.
For example, the regular expression
-‘<samp>[0123456789]</samp>’ matches any single digit.
+‘<samp>[0123456789]</samp>’ matches any single digit,
+whereas ‘<samp>[^()]</samp>’ matches any single character that is
not
+an opening or closing parenthesis, and might or might not match an
+encoding error.
</p>
<a name="index-range-expression"></a>
<p>Within a bracket expression, a <em>range expression</em> consists of two
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