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- <a name="boost_regex.syntax"></a><a class="link" href="syntax.html" title="Regular Expression Syntax">Regular Expression Syntax</a>
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- <div class="toc"><dl class="toc">
- <dt><span class="section"><a href="syntax/perl_syntax.html">Perl Regular Expression
- Syntax</a></span></dt>
- <dt><span class="section"><a href="syntax/basic_extended.html">POSIX Extended Regular
- Expression Syntax</a></span></dt>
- <dt><span class="section"><a href="syntax/basic_syntax.html">POSIX Basic Regular
- Expression Syntax</a></span></dt>
- <dt><span class="section"><a href="syntax/character_classes.html">Character Class
- Names</a></span></dt>
- <dd><dl>
- <dt><span class="section"><a href="syntax/character_classes/std_char_classes.html">Character
- Classes that are Always Supported</a></span></dt>
- <dt><span class="section"><a href="syntax/character_classes/optional_char_class_names.html">Character
- classes that are supported by Unicode Regular Expressions</a></span></dt>
- </dl></dd>
- <dt><span class="section"><a href="syntax/collating_names.html">Collating Names</a></span></dt>
- <dd><dl>
- <dt><span class="section"><a href="syntax/collating_names/digraphs.html">Digraphs</a></span></dt>
- <dt><span class="section"><a href="syntax/collating_names/posix_symbolic_names.html">POSIX
- Symbolic Names</a></span></dt>
- <dt><span class="section"><a href="syntax/collating_names/named_unicode.html">Named
- Unicode Characters</a></span></dt>
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- <dt><span class="section"><a href="syntax/leftmost_longest_rule.html">The Leftmost
- Longest Rule</a></span></dt>
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- <p>
- This section covers the regular expression syntax used by this library, this
- is a programmers guide, the actual syntax presented to your program's users
- will depend upon the flags used during expression compilation.
- </p>
- <p>
- There are three main syntax options available, depending upon how you construct
- the regular expression object:
- </p>
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- <li class="listitem">
- <a class="link" href="syntax/perl_syntax.html" title="Perl Regular Expression Syntax">Perl (this is the default
- behavior)</a>.
- </li>
- <li class="listitem">
- <a class="link" href="syntax/basic_extended.html" title="POSIX Extended Regular Expression Syntax">POSIX extended (including
- the egrep and awk variations)</a>.
- </li>
- <li class="listitem">
- <a class="link" href="syntax/basic_syntax.html" title="POSIX Basic Regular Expression Syntax">POSIX Basic (including
- the grep and emacs variations)</a>.
- </li>
- </ul></div>
- <p>
- You can also construct a regular expression that treats every character as
- a literal, but that's not really a "syntax"!
- </p>
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- Distributed under the Boost Software License, Version 1.0. (See accompanying
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