879 lines
93 KiB
HTML
879 lines
93 KiB
HTML
<!DOCTYPE html>
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<html lang="zh" dir="ltr" class="client-nojs" xmlns="http://www.w3.org/1999/xhtml" xml:lang="zh">
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<head><meta http-equiv="x-ua-compatible" content="ie=edge">
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<title>标准库头文件 <regex></title>
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<link rel="stylesheet" href="ext.css" />
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<link rel="stylesheet" href="site_modules.css" />
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</head>
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<body class="mediawiki ltr sitedir-ltr ns-0 ns-subject page-cpp_header_regex skin-cppreference2 action-view cpp-navbar">
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<div id="cpp-content-base">
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<div id="content"><a id="top"></a>
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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">标准库头文件</span> <regex></h1>
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<div id="bodyContent">
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<div id="contentSub"><span class="subpages">< <a href="cpp.html">cpp</a>‎ | <a href="cpp-header.html">header</a></span></div>
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<div id="mw-content-text" lang="zh" dir="ltr" class="mw-content-ltr" xml:lang="zh">
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<p>此头文件是<a href="cpp-regex.html">正则表达式</a>库的一部分。</p>
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<table class="t-dsc-begin">
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<tr>
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<td colspan="2">
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<h3><span class="mw-headline" id=".E5.8C.85.E5.90.AB">包含</span></h3>
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</td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-header-compare.html"><span class="t-lines"><span><compare></span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx20">(C++20)</span></span></span></div>
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</div>
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</td>
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<td><a href="cpp-language-operator_comparison.html#.E4.B8.89.E8.B7.AF.E6.AF.94.E8.BE.83">三路比较运算符</a>支持</td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-header-initializer_list.html"><span class="t-lines"><span><initializer_list></span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td><span class="t-lc"><a href="cpp-utility-initializer_list.html">std::initializer_list</a></span> 类模板</td>
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</tr>
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<tr>
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<td colspan="2">
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<h3><span class="mw-headline" id=".E7.B1.BB">类</span></h3>
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</td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-basic_regex.html"><span class="t-lines"><span>basic_regex</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>正则表达式对象<br />
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<span class="t-mark">(类模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-sub_match.html"><span class="t-lines"><span>sub_match</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>标识子表达式所匹配的字符序列<br />
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<span class="t-mark">(类模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-match_results.html"><span class="t-lines"><span>match_results</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>标识一个正则表达式匹配，包含所有子表达式匹配<br />
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<span class="t-mark">(类模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-regex_iterator.html"><span class="t-lines"><span>regex_iterator</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>迭代一个字符序列中的所有正则表达式匹配<br />
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<span class="t-mark">(类模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-regex_token_iterator.html"><span class="t-lines"><span>regex_token_iterator</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>迭代给定字符串中的所有正则表达式匹配中的指定子表达式，或迭代未匹配的子字符串<br />
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<span class="t-mark">(类模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-regex_error.html"><span class="t-lines"><span>regex_error</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>报告正则表达式库生成的错误<br />
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<span class="t-mark">(类)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-regex_traits.html"><span class="t-lines"><span>regex_traits</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>提供正则表达式库所需的关于字符类型的元信息<br />
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<span class="t-mark">(类模板)</span></td>
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</tr>
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<tr>
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<td colspan="2">
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<h5><span class="mw-headline" id="regex_.E5.B8.B8.E9.87.8F.E7.B1.BB.E5.9E.8B">regex 常量类型</span></h5>
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</td>
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</tr>
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<tr class="t-dsc-header">
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<td colspan="2">
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<div>定义于命名空间 <code>std::regex_constants</code></div>
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</td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-syntax_option_type.html"><span class="t-lines"><span>syntax_option_type</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>控制正则表达式行为的通用选项<br />
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<span class="t-mark">(typedef)</span></td>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-match_flag_type.html"><span class="t-lines"><span>match_flag_type</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>特定于匹配的选项<br />
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<span class="t-mark">(typedef)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-error_type.html"><span class="t-lines"><span>error_type</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>描述不同类型的匹配错误<br />
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<span class="t-mark">(typedef)</span></td>
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</tr>
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<tr>
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<td colspan="2">
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<h3><span class="mw-headline" id=".E5.87.BD.E6.95.B0">函数</span></h3>
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</td>
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</tr>
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<tr>
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<td colspan="2">
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<h5><span class="mw-headline" id=".E7.AE.97.E6.B3.95">算法</span></h5>
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</td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-regex_match.html"><span class="t-lines"><span>regex_match</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>尝试匹配一个正则表达式到整个字符序列<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-regex_search.html"><span class="t-lines"><span>regex_search</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>尝试匹配一个正则表达式到字符序列的任何部分<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-regex_replace.html"><span class="t-lines"><span>regex_replace</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>以格式化的替换文本来替换正则表达式匹配的出现位置<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr>
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<td colspan="2">
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<h5><span class="mw-headline" id=".E9.9D.9E.E6.88.90.E5.91.98.E6.93.8D.E4.BD.9C">非成员操作</span></h5>
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</td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-basic_regex-swap2.html"><span class="t-lines"><span>std::swap<span class="t-dsc-small">(std::basic_regex)</span></span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>特化 <span class="t-lc"><a href="cpp-algorithm-swap.html">std::swap</a></span> 算法<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-sub_match-operator_cmp.html"><span class="t-lines"><span>operator==</span><span>operator!=</span><span>operator<</span><span>operator<=</span><span>operator></span><span>operator>=</span><span>operator<=></span></span></a></div>
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<div><span class="t-lines"><span></span><span><span class="t-mark-rev t-until-cxx20">(C++20 中移除)</span></span><span><span class="t-mark-rev t-until-cxx20">(C++20 中移除)</span></span><span><span class="t-mark-rev t-until-cxx20">(C++20 中移除)</span></span><span><span class="t-mark-rev t-until-cxx20">(C++20 中移除)</span></span><span><span class="t-mark-rev t-until-cxx20">(C++20 中移除)</span></span><span><span class="t-mark-rev t-since-cxx20">(C++20)</span></span></span></div>
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</div>
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</td>
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<td>比较一个 <code>sub_match</code> 与另一 <code>sub_match</code> 、字符串或字符<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-sub_match-operator_ltlt.html"><span class="t-lines"><span>operator<<</span></span></a></div>
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</div>
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</td>
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<td>输出匹配的字符子序列<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-match_results-operator_cmp.html"><span class="t-lines"><span>operator==</span><span>operator!=</span></span></a></div>
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<div><span class="t-lines"><span></span><span><span class="t-mark-rev t-until-cxx20">(C++20 中移除)</span></span></span></div>
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</div>
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</td>
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<td>以字典序比较两个匹配结果的值<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-regex-match_results-swap2.html"><span class="t-lines"><span>std::swap<span class="t-dsc-small">(std::match_results)</span></span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span></span></div>
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</div>
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</td>
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<td>特化 <a href="cpp-algorithm-swap.html"><tt>std::swap</tt></a> 算法<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr>
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<td colspan="2">
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<h5><span class="mw-headline" id=".E8.8C.83.E5.9B.B4.E8.AE.BF.E9.97.AE">范围访问</span></h5>
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</td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-iterator-begin.html"><span class="t-lines"><span>begin</span><span>cbegin</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span><span><span class="t-mark-rev t-since-cxx14">(C++14)</span></span></span></div>
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</div>
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</td>
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<td>返回指向容器或数组起始的迭代器<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-iterator-end.html"><span class="t-lines"><span>end</span><span>cend</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx11">(C++11)</span></span><span><span class="t-mark-rev t-since-cxx14">(C++14)</span></span></span></div>
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</div>
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</td>
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<td>返回指向容器或数组结尾的迭代器<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-iterator-rbegin.html"><span class="t-lines"><span>rbegin</span><span>crbegin</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx14">(C++14)</span></span></span></div>
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</div>
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</td>
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<td>返回指向一个容器或数组的逆向迭代器<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-iterator-rend.html"><span class="t-lines"><span>rend</span><span>crend</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx14">(C++14)</span></span></span></div>
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</div>
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</td>
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<td>返回容器或数组的逆向尾迭代器<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-iterator-size.html"><span class="t-lines"><span>size</span><span>ssize</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span><span><span class="t-mark-rev t-since-cxx20">(C++20)</span></span></span></div>
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</div>
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</td>
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<td>返回容器或数组的大小<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-iterator-empty.html"><span class="t-lines"><span>empty</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
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</div>
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</td>
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<td>检查容器是否为空<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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<tr class="t-dsc">
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<td>
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<div class="t-dsc-member-div">
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<div><a href="cpp-iterator-data.html"><span class="t-lines"><span>data</span></span></a></div>
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<div><span class="t-lines"><span><span class="t-mark-rev t-since-cxx17">(C++17)</span></span></span></div>
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</div>
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</td>
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<td>获得指向底层数组的指针<br />
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<span class="t-mark">(函数模板)</span></td>
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</tr>
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</table>
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<h3><span class="mw-headline" id=".E6.A6.82.E8.A6.81">概要</span></h3>
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<div dir="ltr" class="mw-geshi" style="text-align: left;">
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<div class="cpp source-cpp">
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<pre class="de1"><span class="co2">#include <compare></span>
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<span class="co2">#include <initializer_list></span>
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<span class="kw1">namespace</span> std <span class="br0">{</span>
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<span class="co1">// regex 常量</span>
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<span class="kw1">namespace</span> regex_constants <span class="br0">{</span>
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<span class="kw1">using</span> syntax_option_type <span class="sy1">=</span> <span class="coMULTI">/*T1*/</span><span class="sy4">;</span>
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<span class="kw1">using</span> match_flag_type <span class="sy1">=</span> <span class="coMULTI">/*T2*/</span><span class="sy4">;</span>
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<span class="kw1">using</span> error_type <span class="sy1">=</span> <span class="coMULTI">/*T3*/</span><span class="sy4">;</span>
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<span class="br0">}</span>
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<span class="co1">// 类 regex_­error</span>
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<span class="kw1">class</span> regex_error<span class="sy4">;</span>
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<span class="co1">// 类模板 regex_traits</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT<span class="sy1">></span> <span class="kw1">struct</span> regex_traits<span class="sy4">;</span>
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<span class="co1">// 类模板 basic_­regex</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits <span class="sy1">=</span> regex_traits<span class="sy1"><</span>CharT<span class="sy1">>></span> <span class="kw1">class</span> basic_regex<span class="sy4">;</span>
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<span class="kw1">using</span> regex <span class="sy1">=</span> basic_regex<span class="sy1"><</span><span class="kw4">char</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="kw1">using</span> wregex <span class="sy1">=</span> basic_regex<span class="sy1"><</span><span class="kw4">wchar_t</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="co1">// basic_­regex 交换</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">void</span> swap<span class="br0">(</span>basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e1, basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e2<span class="br0">)</span><span class="sy4">;</span>
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<span class="co1">// 类模板 sub_­match</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
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<span class="kw1">class</span> sub_match<span class="sy4">;</span>
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<span class="kw1">using</span> csub_match <span class="sy1">=</span> sub_match<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">char</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="kw1">using</span> wcsub_match <span class="sy1">=</span> sub_match<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">wchar_t</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="kw1">using</span> ssub_match <span class="sy1">=</span> sub_match<span class="sy1"><</span>string<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="kw1">using</span> wssub_match <span class="sy1">=</span> sub_match<span class="sy1"><</span>wstring<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="co1">// sub_­match 非成员运算符</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
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<span class="kw4">bool</span> operator<span class="sy1">==</span><span class="br0">(</span><span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> lhs, <span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> rhs<span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
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<span class="kw4">auto</span> operator<span class="sy1"><=></span><span class="br0">(</span><span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> lhs, <span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> rhs<span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt, <span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
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<span class="kw4">bool</span> operator<span class="sy1">==</span><span class="br0">(</span>
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<span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> lhs,
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<span class="kw4">const</span> basic_string<span class="sy1"><</span><span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span>, ST, SA<span class="sy1">></span><span class="sy3">&</span> rhs<span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt, <span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
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<span class="kw4">auto</span> operator<span class="sy1"><=></span><span class="br0">(</span>
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<span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> lhs,
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<span class="kw4">const</span> basic_string<span class="sy1"><</span><span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span>, ST, SA<span class="sy1">></span><span class="sy3">&</span> rhs<span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
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<span class="kw4">bool</span> operator<span class="sy1">==</span><span class="br0">(</span><span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> lhs,
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<span class="kw4">const</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span><span class="sy2">*</span> rhs<span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
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<span class="kw4">auto</span> operator<span class="sy1"><=></span><span class="br0">(</span><span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> lhs,
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<span class="kw4">const</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span><span class="sy2">*</span> rhs<span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
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<span class="kw4">bool</span> operator<span class="sy1">==</span><span class="br0">(</span><span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> lhs,
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<span class="kw4">const</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span><span class="sy3">&</span> rhs<span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
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<span class="kw4">auto</span> operator<span class="sy1"><=></span><span class="br0">(</span><span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> lhs,
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<span class="kw4">const</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span><span class="sy3">&</span> rhs<span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT, <span class="kw1">class</span> ST, <span class="kw1">class</span> BiIt<span class="sy1">></span>
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basic_ostream<span class="sy1"><</span>CharT, ST<span class="sy1">></span><span class="sy3">&</span>
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operator<span class="sy1"><<</span><span class="br0">(</span>basic_ostream<span class="sy1"><</span>CharT, ST<span class="sy1">></span><span class="sy3">&</span> os, <span class="kw4">const</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy3">&</span> m<span class="br0">)</span><span class="sy4">;</span>
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<span class="co1">// 类模板 match_­results</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt,
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<span class="kw1">class</span> Allocator <span class="sy1">=</span> allocator<span class="sy1"><</span>sub_match<span class="sy1"><</span>BiIt<span class="sy1">>>></span>
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<span class="kw1">class</span> match_results<span class="sy4">;</span>
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<span class="kw1">using</span> cmatch <span class="sy1">=</span> match_results<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">char</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="kw1">using</span> wcmatch <span class="sy1">=</span> match_results<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">wchar_t</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="kw1">using</span> smatch <span class="sy1">=</span> match_results<span class="sy1"><</span>string<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="kw1">using</span> wsmatch <span class="sy1">=</span> match_results<span class="sy1"><</span>wstring<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="co1">// match_­results 比较</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt, <span class="kw1">class</span> Allocator<span class="sy1">></span>
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<span class="kw4">bool</span> operator<span class="sy1">==</span><span class="br0">(</span><span class="kw4">const</span> match_results<span class="sy1"><</span>BiIt, Allocator<span class="sy1">></span><span class="sy3">&</span> m1,
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<span class="kw4">const</span> match_results<span class="sy1"><</span>BiIt, Allocator<span class="sy1">></span><span class="sy3">&</span> m2<span class="br0">)</span><span class="sy4">;</span>
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<span class="co1">// match_­results 交换</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt, <span class="kw1">class</span> Allocator<span class="sy1">></span>
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<span class="kw4">void</span> swap<span class="br0">(</span>match_results<span class="sy1"><</span>BiIt, Allocator<span class="sy1">></span><span class="sy3">&</span> m1, match_results<span class="sy1"><</span>BiIt, Allocator<span class="sy1">></span><span class="sy3">&</span> m2<span class="br0">)</span><span class="sy4">;</span>
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<span class="co1">// 函数模板 regex_­match</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt, <span class="kw1">class</span> Allocator, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_match<span class="br0">(</span>BiIt first, BiIt last,
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match_results<span class="sy1"><</span>BiIt, Allocator<span class="sy1">></span><span class="sy3">&</span> m,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_match<span class="br0">(</span>BiIt first, BiIt last,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT, <span class="kw1">class</span> Allocator, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_match<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> str, match_results<span class="sy1"><</span><span class="kw4">const</span> CharT<span class="sy2">*</span>, Allocator<span class="sy1">></span><span class="sy3">&</span> m,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA, <span class="kw1">class</span> Allocator, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_match<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s,
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match_results<span class="sy1"><</span><span class="kw1">typename</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy4">::</span><span class="me2">const_iterator</span>,
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Allocator<span class="sy1">></span><span class="sy3">&</span> m,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA, <span class="kw1">class</span> Allocator, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_match<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&&</span>,
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match_results<span class="sy1"><</span><span class="kw1">typename</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy4">::</span><span class="me2">const_iterator</span>,
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Allocator<span class="sy1">></span><span class="sy3">&</span>,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span>,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span> <span class="sy1">=</span> delete<span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_match<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> str,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_match<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="co1">// 函数模板 regex_­search</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt, <span class="kw1">class</span> Allocator, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_search<span class="br0">(</span>BiIt first, BiIt last,
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match_results<span class="sy1"><</span>BiIt, Allocator<span class="sy1">></span><span class="sy3">&</span> m,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
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<span class="kw4">bool</span> regex_search<span class="br0">(</span>BiItfirst, BiIt last,
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<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
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regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
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regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT, <span class="kw1">class</span> Allocator, <span class="kw1">class</span> Traits<span class="sy1">></span>
|
|
<span class="kw4">bool</span> regex_search<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> str,
|
|
match_results<span class="sy1"><</span><span class="kw4">const</span> CharT<span class="sy2">*</span>, Allocator<span class="sy1">></span><span class="sy3">&</span> m,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
|
|
<span class="kw4">bool</span> regex_search<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> str,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
|
|
<span class="kw4">bool</span> regex_search<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA, <span class="kw1">class</span> Allocator, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
|
|
<span class="kw4">bool</span> regex_search<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s,
|
|
match_results<span class="sy1"><</span><span class="kw1">typename</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy4">::</span><span class="me2">const_iterator</span>,
|
|
Allocator<span class="sy1">></span><span class="sy3">&</span> m,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA, <span class="kw1">class</span> Allocator, <span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits<span class="sy1">></span>
|
|
<span class="kw4">bool</span> regex_search<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&&</span>,
|
|
match_results<span class="sy1"><</span><span class="kw1">typename</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy4">::</span><span class="me2">const_iterator</span>,
|
|
Allocator<span class="sy1">></span><span class="sy3">&</span>,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span>,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span>
|
|
<span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span> <span class="sy1">=</span> delete<span class="sy4">;</span>
|
|
|
|
<span class="co1">// 函数模板 regex_­replace</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> OutputIt, <span class="kw1">class</span> BiIt,
|
|
<span class="kw1">class</span> Traits, <span class="kw1">class</span> CharT, <span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
|
|
OutputIt
|
|
regex_replace<span class="br0">(</span>OutputIt out,
|
|
BiIt first, BiIt last,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
<span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> OutputIt, <span class="kw1">class</span> BiIt, <span class="kw1">class</span> Traits, <span class="kw1">class</span> CharT<span class="sy1">></span>
|
|
OutputIt
|
|
regex_replace<span class="br0">(</span>OutputIt out,
|
|
BiIt first, BiIt last,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
<span class="kw4">const</span> CharT<span class="sy2">*</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> Traits, <span class="kw1">class</span> CharT, <span class="kw1">class</span> ST, <span class="kw1">class</span> SA, <span class="kw1">class</span> FST, <span class="kw1">class</span> FSA<span class="sy1">></span>
|
|
basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span>
|
|
regex_replace<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
<span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, FST, FSA<span class="sy1">></span><span class="sy3">&</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> Traits, <span class="kw1">class</span> CharT, <span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
|
|
basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span>
|
|
regex_replace<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
<span class="kw4">const</span> CharT<span class="sy2">*</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> Traits, <span class="kw1">class</span> CharT, <span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
|
|
basic_string<span class="sy1"><</span>CharT<span class="sy1">></span>
|
|
regex_replace<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> s,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
<span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> Traits, <span class="kw1">class</span> CharT<span class="sy1">></span>
|
|
basic_string<span class="sy1"><</span>CharT<span class="sy1">></span>
|
|
regex_replace<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> s,
|
|
<span class="kw4">const</span> basic_regex<span class="sy1"><</span>CharT, Traits<span class="sy1">></span><span class="sy3">&</span> e,
|
|
<span class="kw4">const</span> CharT<span class="sy2">*</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_default</span><span class="br0">)</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 类模板 regex_­iterator</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt,
|
|
<span class="kw1">class</span> CharT <span class="sy1">=</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span>,
|
|
<span class="kw1">class</span> Traits <span class="sy1">=</span> regex_traits<span class="sy1"><</span>CharT<span class="sy1">>></span>
|
|
<span class="kw1">class</span> regex_iterator<span class="sy4">;</span>
|
|
|
|
<span class="kw1">using</span> cregex_iterator <span class="sy1">=</span> regex_iterator<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">char</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> wcregex_iterator <span class="sy1">=</span> regex_iterator<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">wchar_t</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> sregex_iterator <span class="sy1">=</span> regex_iterator<span class="sy1"><</span>string<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> wsregex_iterator <span class="sy1">=</span> regex_iterator<span class="sy1"><</span>wstring<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 类模板 regex_­token_­iterator</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt,
|
|
<span class="kw1">class</span> CharT <span class="sy1">=</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span>,
|
|
<span class="kw1">class</span> Traits <span class="sy1">=</span> regex_traits<span class="sy1"><</span>CharT<span class="sy1">>></span>
|
|
<span class="kw1">class</span> regex_token_iterator<span class="sy4">;</span>
|
|
|
|
<span class="kw1">using</span> cregex_token_iterator <span class="sy1">=</span> regex_token_iterator<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">char</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> wcregex_token_iterator <span class="sy1">=</span> regex_token_iterator<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">wchar_t</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> sregex_token_iterator <span class="sy1">=</span> regex_token_iterator<span class="sy1"><</span>string<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> wsregex_token_iterator <span class="sy1">=</span> regex_token_iterator<span class="sy1"><</span>wstring<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
|
|
|
|
<span class="kw1">namespace</span> pmr <span class="br0">{</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
|
|
<span class="kw1">using</span> match_results <span class="sy1">=</span>
|
|
<a href="cpp-regex-match_results.html"><span class="kw2007">std::<span class="me2">match_results</span></span></a><span class="sy1"><</span>BiIt, polymorphic_allocator<span class="sy1"><</span>sub_match<span class="sy1"><</span>BiIt<span class="sy1">>>></span><span class="sy4">;</span>
|
|
|
|
<span class="kw1">using</span> cmatch <span class="sy1">=</span> match_results<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">char</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> wcmatch <span class="sy1">=</span> match_results<span class="sy1"><</span><span class="kw4">const</span> <span class="kw4">wchar_t</span><span class="sy2">*</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> smatch <span class="sy1">=</span> match_results<span class="sy1"><</span>string<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> wsmatch <span class="sy1">=</span> match_results<span class="sy1"><</span>wstring<span class="sy4">::</span><span class="me2">const_iterator</span><span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="br0">}</span>
|
|
<span class="br0">}</span></pre></div>
|
|
</div>
|
|
<h4><span class="mw-headline" id=".E4.BD.8D.E6.8E.A9.E7.A0.81.E7.B1.BB.E5.9E.8B_std::regex_constants::syntax_option_type">位掩码类型 <span class="t-lc"><a href="cpp-regex-syntax_option_type.html">std::regex_constants::syntax_option_type</a></span></span></h4>
|
|
<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
|
<div class="cpp source-cpp">
|
|
<pre class="de1"><span class="kw1">namespace</span> std<span class="sy4">::</span><span class="me2">regex_constants</span> <span class="br0">{</span>
|
|
<span class="kw1">using</span> syntax_option_type <span class="sy1">=</span> <span class="coMULTI">/*T1*/</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type icase <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type nosubs <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type optimize <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type collate <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type ECMAScript <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type basic <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type extended <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type awk <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type grep <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type egrep <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> syntax_option_type multiline <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="br0">}</span></pre></div>
|
|
</div>
|
|
<h4><span class="mw-headline" id=".E4.BD.8D.E6.8E.A9.E7.A0.81.E7.B1.BB.E5.9E.8B_std::regex_constants::match_flag_type">位掩码类型 <span class="t-lc"><a href="cpp-regex-match_flag_type.html">std::regex_constants::match_flag_type</a></span></span></h4>
|
|
<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
|
<div class="cpp source-cpp">
|
|
<pre class="de1"><span class="kw1">namespace</span> std<span class="sy4">::</span><span class="me2">regex_constants</span> <span class="br0">{</span>
|
|
<span class="kw1">using</span> match_flag_type <span class="sy1">=</span> <span class="coMULTI">/*T2*/</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­<span class="kw1">default</span> <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­not_­bol <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­not_­eol <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­not_­bow <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­not_­eow <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­any <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­not_­null <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­continuous <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type match_­prev_­avail <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type format_­<span class="kw1">default</span> <span class="sy1">=</span> <span class="br0">{</span><span class="br0">}</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type format_­sed <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type format_­no_­copy <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> match_flag_type format_­first_­only <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="br0">}</span></pre></div>
|
|
</div>
|
|
<h4><span class="mw-headline" id=".E8.A2.AB.E6.9E.9A.E4.B8.BE.E7.B1.BB.E5.9E.8B_std::regex_constants::error_type">被枚举类型 <span class="t-lc"><a href="cpp-regex-error_type.html">std::regex_constants::error_type</a></span></span></h4>
|
|
<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
|
<div class="cpp source-cpp">
|
|
<pre class="de1"><span class="kw1">namespace</span> std<span class="sy4">::</span><span class="me2">regex_constants</span> <span class="br0">{</span>
|
|
<span class="kw1">using</span> error_type <span class="sy1">=</span> <span class="coMULTI">/*T3*/</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_collate <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_ctype <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_escape <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_backref <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_brack <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_paren <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_brace <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_badbrace <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_range <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_space <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_badrepeat <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_complexity <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="kw1">inline</span> <span class="kw4">constexpr</span> error_type error_stack <span class="sy1">=</span> <span class="coMULTI">/* 未指明 */</span><span class="sy4">;</span>
|
|
<span class="br0">}</span></pre></div>
|
|
</div>
|
|
<h4><span class="mw-headline" id=".E7.B1.BB_std::regex_error">类 <span class="t-lc"><a href="cpp-regex-regex_error.html">std::regex_error</a></span></span></h4>
|
|
<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
|
<div class="cpp source-cpp">
|
|
<pre class="de1"><span class="kw1">namespace</span> std <span class="br0">{</span>
|
|
<span class="kw1">class</span> regex_error <span class="sy4">:</span> <span class="kw1">public</span> runtime_error <span class="br0">{</span>
|
|
<span class="kw1">public</span><span class="sy4">:</span>
|
|
<span class="kw1">explicit</span> regex_error<span class="br0">(</span>regex_constants<span class="sy4">::</span><span class="me2">error_type</span> ecode<span class="br0">)</span><span class="sy4">;</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">error_type</span> code<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="br0">}</span><span class="sy4">;</span>
|
|
<span class="br0">}</span></pre></div>
|
|
</div>
|
|
<h4><span class="mw-headline" id=".E7.B1.BB.E6.A8.A1.E6.9D.BF_std::regex_traits">类模板 <span class="t-lc"><a href="cpp-regex-regex_traits.html">std::regex_traits</a></span></span></h4>
|
|
<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
|
<div class="cpp source-cpp">
|
|
<pre class="de1"><span class="kw1">namespace</span> std <span class="br0">{</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT<span class="sy1">></span>
|
|
<span class="kw1">struct</span> regex_traits <span class="br0">{</span>
|
|
<span class="kw1">using</span> char_type <span class="sy1">=</span> CharT<span class="sy4">;</span>
|
|
<span class="kw1">using</span> string_type <span class="sy1">=</span> basic_string<span class="sy1"><</span>char_type<span class="sy1">></span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> locale_type <span class="sy1">=</span> locale<span class="sy4">;</span>
|
|
<span class="kw1">using</span> char_class_type <span class="sy1">=</span> <span class="coMULTI">/* 位掩码类型 */</span><span class="sy4">;</span>
|
|
|
|
regex_traits<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> size_t length<span class="br0">(</span><span class="kw4">const</span> char_type<span class="sy2">*</span> p<span class="br0">)</span><span class="sy4">;</span>
|
|
CharT translate<span class="br0">(</span>CharT c<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
CharT translate_nocase<span class="br0">(</span>CharT c<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ForwardIt<span class="sy1">></span>
|
|
string_type transform<span class="br0">(</span>ForwardIt first, ForwardIt last<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ForwardIt<span class="sy1">></span>
|
|
string_type transform_primary<span class="br0">(</span>ForwardIt first, ForwardIt last<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ForwardIt<span class="sy1">></span>
|
|
string_type lookup_collatename<span class="br0">(</span>ForwardIt first, ForwardIt last<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ForwardIt<span class="sy1">></span>
|
|
char_class_type lookup_classname<span class="br0">(</span>ForwardIt first, ForwardIt last,
|
|
<span class="kw4">bool</span> icase <span class="sy1">=</span> <span class="kw2">false</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw4">bool</span> isctype<span class="br0">(</span>CharT c, char_class_type f<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw4">int</span> value<span class="br0">(</span>CharT ch, <span class="kw4">int</span> radix<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
locale_type imbue<span class="br0">(</span>locale_type l<span class="br0">)</span><span class="sy4">;</span>
|
|
locale_type getloc<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="br0">}</span><span class="sy4">;</span>
|
|
<span class="br0">}</span></pre></div>
|
|
</div>
|
|
<h4><span class="mw-headline" id=".E7.B1.BB.E6.A8.A1.E6.9D.BF_std::basic_regex">类模板 <span class="t-lc"><a href="cpp-regex-basic_regex.html">std::basic_regex</a></span></span></h4>
|
|
<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
|
<div class="cpp source-cpp">
|
|
<pre class="de1"><span class="kw1">namespace</span> std <span class="br0">{</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> CharT, <span class="kw1">class</span> Traits <span class="sy1">=</span> regex_traits<span class="sy1"><</span>CharT<span class="sy1">>></span>
|
|
<span class="kw1">class</span> basic_regex <span class="br0">{</span>
|
|
<span class="kw1">public</span><span class="sy4">:</span>
|
|
<span class="co1">// 类型</span>
|
|
<span class="kw1">using</span> value_type <span class="sy1">=</span> CharT<span class="sy4">;</span>
|
|
<span class="kw1">using</span> Traits_type <span class="sy1">=</span> Traits<span class="sy4">;</span>
|
|
<span class="kw1">using</span> string_type <span class="sy1">=</span> <span class="kw1">typename</span> Traits<span class="sy4">::</span><span class="me2">string_type</span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> flag_type <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">syntax_option_type</span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> locale_type <span class="sy1">=</span> <span class="kw1">typename</span> Traits<span class="sy4">::</span><span class="me2">locale_type</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 常量</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type icase <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">icase</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type nosubs <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">nosubs</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type optimize <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">optimize</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type collate <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">collate</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type ECMAScript <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type basic <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">basic</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type extended <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">extended</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type awk <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">awk</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type grep <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">grep</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type egrep <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">egrep</span><span class="sy4">;</span>
|
|
<span class="kw4">static</span> <span class="kw4">constexpr</span> flag_type multiline <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">multiline</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 构造/复制/销毁</span>
|
|
basic_regex<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">explicit</span> basic_regex<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> p, flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> p, size_t len, flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="br0">(</span><span class="kw4">const</span> basic_regex<span class="sy3">&</span><span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="br0">(</span>basic_regex<span class="sy3">&&</span><span class="br0">)</span> <span class="kw1">noexcept</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
|
|
<span class="kw1">explicit</span> basic_regex<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s,
|
|
flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ForwardIt<span class="sy1">></span>
|
|
basic_regex<span class="br0">(</span>ForwardIt first, ForwardIt last,
|
|
flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="br0">(</span>initializer_list<span class="sy1"><</span>CharT<span class="sy1">></span> il, flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
|
|
~basic_regex<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 赋值</span>
|
|
basic_regex<span class="sy3">&</span> operator<span class="sy1">=</span><span class="br0">(</span><span class="kw4">const</span> basic_regex<span class="sy3">&</span> e<span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="sy3">&</span> operator<span class="sy1">=</span><span class="br0">(</span>basic_regex<span class="sy3">&&</span> e<span class="br0">)</span> <span class="kw1">noexcept</span><span class="sy4">;</span>
|
|
basic_regex<span class="sy3">&</span> operator<span class="sy1">=</span><span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> p<span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="sy3">&</span> operator<span class="sy1">=</span><span class="br0">(</span>initializer_list<span class="sy1"><</span>CharT<span class="sy1">></span> il<span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
|
|
basic_regex<span class="sy3">&</span> operator<span class="sy1">=</span><span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s<span class="br0">)</span><span class="sy4">;</span>
|
|
|
|
basic_regex<span class="sy3">&</span> assign<span class="br0">(</span><span class="kw4">const</span> basic_regex<span class="sy3">&</span> e<span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="sy3">&</span> assign<span class="br0">(</span>basic_regex<span class="sy3">&&</span> e<span class="br0">)</span> <span class="kw1">noexcept</span><span class="sy4">;</span>
|
|
basic_regex<span class="sy3">&</span> assign<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> p, flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="sy3">&</span> assign<span class="br0">(</span><span class="kw4">const</span> CharT<span class="sy2">*</span> p, size_t len,
|
|
flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
|
|
basic_regex<span class="sy3">&</span> assign<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>CharT, ST, SA<span class="sy1">></span><span class="sy3">&</span> s,
|
|
flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> InputIt<span class="sy1">></span>
|
|
basic_regex<span class="sy3">&</span> assign<span class="br0">(</span>InputIt first, InputIt last,
|
|
flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
basic_regex<span class="sy3">&</span> assign<span class="br0">(</span>initializer_list<span class="sy1"><</span>CharT<span class="sy1">></span>,
|
|
flag_type f <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// const 操作</span>
|
|
<span class="kw4">unsigned</span> mark_count<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
flag_type flags<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 本地环境</span>
|
|
locale_type imbue<span class="br0">(</span>locale_type loc<span class="br0">)</span><span class="sy4">;</span>
|
|
locale_type getloc<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
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<span class="co1">// 交换</span>
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<span class="kw4">void</span> swap<span class="br0">(</span>basic_regex<span class="sy3">&</span><span class="br0">)</span><span class="sy4">;</span>
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<span class="br0">}</span><span class="sy4">;</span>
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|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ForwardIt<span class="sy1">></span>
|
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basic_regex<span class="br0">(</span>ForwardIt, ForwardIt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">syntax_option_type</span> <span class="sy1">=</span> regex_constants<span class="sy4">::</span><span class="me2">ECMAScript</span><span class="br0">)</span>
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<span class="sy2">-</span><span class="sy1">></span> basic_regex<span class="sy1"><</span><span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>ForwardIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span><span class="sy1">></span><span class="sy4">;</span>
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<span class="br0">}</span></pre></div>
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</div>
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<h4><span class="mw-headline" id=".E7.B1.BB.E6.A8.A1.E6.9D.BF_std::sub_match">类模板 <span class="t-lc"><a href="cpp-regex-sub_match.html">std::sub_match</a></span></span></h4>
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<div dir="ltr" class="mw-geshi" style="text-align: left;">
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<div class="cpp source-cpp">
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<pre class="de1"><span class="kw1">namespace</span> std <span class="br0">{</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt<span class="sy1">></span>
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<span class="kw1">class</span> sub_match <span class="sy4">:</span> <span class="kw1">public</span> pair<span class="sy1"><</span>BiIt, BiIt<span class="sy1">></span> <span class="br0">{</span>
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<span class="kw1">public</span><span class="sy4">:</span>
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<span class="kw1">using</span> value_type <span class="sy1">=</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span><span class="sy4">;</span>
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<span class="kw1">using</span> difference_type <span class="sy1">=</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">difference_type</span><span class="sy4">;</span>
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<span class="kw1">using</span> iterator <span class="sy1">=</span> BiIt<span class="sy4">;</span>
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<span class="kw1">using</span> string_type <span class="sy1">=</span> basic_string<span class="sy1"><</span>value_type<span class="sy1">></span><span class="sy4">;</span>
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<span class="kw4">bool</span> matched<span class="sy4">;</span>
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<span class="kw4">constexpr</span> sub_match<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span>
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difference_type length<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
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operator string_type<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
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string_type str<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
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<span class="kw4">int</span> compare<span class="br0">(</span><span class="kw4">const</span> sub_match<span class="sy3">&</span> s<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw4">int</span> compare<span class="br0">(</span><span class="kw4">const</span> string_type<span class="sy3">&</span> s<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw4">int</span> compare<span class="br0">(</span><span class="kw4">const</span> value_type<span class="sy2">*</span> s<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="br0">}</span><span class="sy4">;</span>
|
|
<span class="br0">}</span></pre></div>
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</div>
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<h4><span class="mw-headline" id=".E7.B1.BB.E6.A8.A1.E6.9D.BF_std::match_results">类模板 <span class="t-lc"><a href="cpp-regex-match_results.html">std::match_results</a></span></span></h4>
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<div dir="ltr" class="mw-geshi" style="text-align: left;">
|
|
<div class="cpp source-cpp">
|
|
<pre class="de1"><span class="kw1">namespace</span> std <span class="br0">{</span>
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<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> BiIt,
|
|
<span class="kw1">class</span> Allocator <span class="sy1">=</span> allocator<span class="sy1"><</span>sub_match<span class="sy1"><</span>BiIt<span class="sy1">>>></span>
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<span class="kw1">class</span> match_results <span class="br0">{</span>
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<span class="kw1">public</span><span class="sy4">:</span>
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<span class="kw1">using</span> value_type <span class="sy1">=</span> sub_match<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">;</span>
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<span class="kw1">using</span> const_reference <span class="sy1">=</span> <span class="kw4">const</span> value_type<span class="sy3">&</span><span class="sy4">;</span>
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<span class="kw1">using</span> reference <span class="sy1">=</span> value_type<span class="sy3">&</span><span class="sy4">;</span>
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<span class="kw1">using</span> const_iterator <span class="sy1">=</span> <span class="coMULTI">/* 由实现定义 */</span><span class="sy4">;</span>
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<span class="kw1">using</span> iterator <span class="sy1">=</span> const_iterator<span class="sy4">;</span>
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<span class="kw1">using</span> difference_type <span class="sy1">=</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">difference_type</span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> size_type <span class="sy1">=</span> <span class="kw1">typename</span> allocator_traits<span class="sy1"><</span>Allocator<span class="sy1">></span><span class="sy4">::</span><span class="me2">size_type</span><span class="sy4">;</span>
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<span class="kw1">using</span> allocator_type <span class="sy1">=</span> Allocator<span class="sy4">;</span>
|
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<span class="kw1">using</span> char_type <span class="sy1">=</span> <span class="kw1">typename</span> iterator_traits<span class="sy1"><</span>BiIt<span class="sy1">></span><span class="sy4">::</span><span class="me2">value_type</span><span class="sy4">;</span>
|
|
<span class="kw1">using</span> string_type <span class="sy1">=</span> basic_string<span class="sy1"><</span>char_type<span class="sy1">></span><span class="sy4">;</span>
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<span class="co1">// 构造/复制/销毁</span>
|
|
match_results<span class="br0">(</span><span class="br0">)</span> <span class="sy4">:</span> match_results<span class="br0">(</span>Allocator<span class="br0">(</span><span class="br0">)</span><span class="br0">)</span> <span class="br0">{</span><span class="br0">}</span>
|
|
<span class="kw1">explicit</span> match_results<span class="br0">(</span><span class="kw4">const</span> Allocator<span class="sy3">&</span><span class="br0">)</span><span class="sy4">;</span>
|
|
match_results<span class="br0">(</span><span class="kw4">const</span> match_results<span class="sy3">&</span> m<span class="br0">)</span><span class="sy4">;</span>
|
|
match_results<span class="br0">(</span>match_results<span class="sy3">&&</span> m<span class="br0">)</span> <span class="kw1">noexcept</span><span class="sy4">;</span>
|
|
match_results<span class="sy3">&</span> operator<span class="sy1">=</span><span class="br0">(</span><span class="kw4">const</span> match_results<span class="sy3">&</span> m<span class="br0">)</span><span class="sy4">;</span>
|
|
match_results<span class="sy3">&</span> operator<span class="sy1">=</span><span class="br0">(</span>match_results<span class="sy3">&&</span> m<span class="br0">)</span><span class="sy4">;</span>
|
|
~match_results<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 状态</span>
|
|
<span class="kw4">bool</span> ready<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 大小</span>
|
|
size_type size<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
size_type max_size<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="br0">[</span><span class="br0">[</span>nodiscard<span class="br0">]</span><span class="br0">]</span> <span class="kw4">bool</span> empty<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 元素访问</span>
|
|
difference_type length<span class="br0">(</span>size_type sub <span class="sy1">=</span> <span class="nu0">0</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
difference_type position<span class="br0">(</span>size_type sub <span class="sy1">=</span> <span class="nu0">0</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
string_type str<span class="br0">(</span>size_type sub <span class="sy1">=</span> <span class="nu0">0</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
const_reference operator<span class="br0">[</span><span class="br0">]</span><span class="br0">(</span>size_type n<span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
|
|
const_reference prefix<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
const_reference suffix<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
const_iterator begin<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
const_iterator end<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
const_iterator cbegin<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
const_iterator cend<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 格式</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> OutputIt<span class="sy1">></span>
|
|
OutputIt
|
|
format<span class="br0">(</span>OutputIt out,
|
|
<span class="kw4">const</span> char_type<span class="sy2">*</span> fmt_first, <span class="kw4">const</span> char_type<span class="sy2">*</span> fmt_last,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">format_default</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> OutputIt, <span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
|
|
OutputIt
|
|
format<span class="br0">(</span>OutputIt out,
|
|
<span class="kw4">const</span> basic_string<span class="sy1"><</span>char_type, ST, SA<span class="sy1">></span><span class="sy3">&</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">format_default</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
<span class="kw1">template</span><span class="sy1"><</span><span class="kw1">class</span> ST, <span class="kw1">class</span> SA<span class="sy1">></span>
|
|
basic_string<span class="sy1"><</span>char_type, ST, SA<span class="sy1">></span>
|
|
format<span class="br0">(</span><span class="kw4">const</span> basic_string<span class="sy1"><</span>char_type, ST, SA<span class="sy1">></span><span class="sy3">&</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">format_default</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
string_type
|
|
format<span class="br0">(</span><span class="kw4">const</span> char_type<span class="sy2">*</span> fmt,
|
|
regex_constants<span class="sy4">::</span><span class="me2">match_flag_type</span> flags <span class="sy1">=</span>
|
|
regex_constants<span class="sy4">::</span><span class="me2">format_default</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 分配器</span>
|
|
allocator_type get_allocator<span class="br0">(</span><span class="br0">)</span> <span class="kw4">const</span><span class="sy4">;</span>
|
|
|
|
<span class="co1">// 交换</span>
|
|
<span class="kw4">void</span> swap<span class="br0">(</span>match_results<span class="sy3">&</span> that<span class="br0">)</span><span class="sy4">;</span>
|
|
<span class="br0">}</span><span class="sy4">;</span>
|
|
<span class="br0">}</span></pre></div>
|
|
</div>
|
|
</div>
|
|
<div class="visualClear"></div>
|
|
</div>
|
|
</div>
|
|
</div>
|
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</body>
|
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</html>
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