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| author | Anas Nashif <anas.nashif@intel.com> | 2012-10-30 12:57:26 -0700 |
|---|---|---|
| committer | Anas Nashif <anas.nashif@intel.com> | 2012-10-30 12:57:26 -0700 |
| commit | 1a78a62555be32868418fe52f8e330c9d0f95d5a (patch) | |
| tree | d3765a80e7d3b9640ec2e930743630cd6b9fce2b /libs/regex/doc/html/boost_regex/ref/non_std_strings/icu/unicode_iter.html | |
| download | boost-1a78a62555be32868418fe52f8e330c9d0f95d5a.tar.gz boost-1a78a62555be32868418fe52f8e330c9d0f95d5a.tar.bz2 boost-1a78a62555be32868418fe52f8e330c9d0f95d5a.zip | |
Imported Upstream version 1.49.0upstream/1.49.0
Diffstat (limited to 'libs/regex/doc/html/boost_regex/ref/non_std_strings/icu/unicode_iter.html')
| -rw-r--r-- | libs/regex/doc/html/boost_regex/ref/non_std_strings/icu/unicode_iter.html | 323 |
1 files changed, 323 insertions, 0 deletions
diff --git a/libs/regex/doc/html/boost_regex/ref/non_std_strings/icu/unicode_iter.html b/libs/regex/doc/html/boost_regex/ref/non_std_strings/icu/unicode_iter.html new file mode 100644 index 0000000000..bd5bfdaf97 --- /dev/null +++ b/libs/regex/doc/html/boost_regex/ref/non_std_strings/icu/unicode_iter.html @@ -0,0 +1,323 @@ +<html> +<head> +<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> +<title>Unicode Aware Regex Iterators</title> +<link rel="stylesheet" href="../../../../../../../../doc/src/boostbook.css" type="text/css"> +<meta name="generator" content="DocBook XSL Stylesheets V1.76.1"> +<link rel="home" href="../../../../index.html" title="Boost.Regex"> +<link rel="up" href="../icu.html" title="Working With Unicode and ICU String Types"> +<link rel="prev" href="unicode_algo.html" title="Unicode Regular Expression Algorithms"> +<link rel="next" href="../mfc_strings.html" title="Using Boost Regex With MFC Strings"> +</head> +<body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"> +<table cellpadding="2" width="100%"><tr> +<td valign="top"><img alt="Boost C++ Libraries" width="277" height="86" src="../../../../../../../../boost.png"></td> +<td align="center"><a href="../../../../../../../../index.html">Home</a></td> +<td align="center"><a href="../../../../../../../../libs/libraries.htm">Libraries</a></td> +<td align="center"><a href="http://www.boost.org/users/people.html">People</a></td> +<td align="center"><a href="http://www.boost.org/users/faq.html">FAQ</a></td> +<td align="center"><a href="../../../../../../../../more/index.htm">More</a></td> +</tr></table> +<hr> +<div class="spirit-nav"> +<a accesskey="p" href="unicode_algo.html"><img src="../../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../icu.html"><img src="../../../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="../mfc_strings.html"><img src="../../../../../../../../doc/src/images/next.png" alt="Next"></a> +</div> +<div class="section"> +<div class="titlepage"><div><div><h5 class="title"> +<a name="boost_regex.ref.non_std_strings.icu.unicode_iter"></a><a class="link" href="unicode_iter.html" title="Unicode Aware Regex Iterators">Unicode + Aware Regex Iterators</a> +</h5></div></div></div> +<h5> +<a name="boost_regex.ref.non_std_strings.icu.unicode_iter.h0"></a> + <span><a name="boost_regex.ref.non_std_strings.icu.unicode_iter.u32regex_iterator"></a></span><a class="link" href="unicode_iter.html#boost_regex.ref.non_std_strings.icu.unicode_iter.u32regex_iterator">u32regex_iterator</a> + </h5> +<p> + Type <code class="computeroutput"><span class="identifier">u32regex_iterator</span></code> + is in all respects the same as <a class="link" href="../../regex_iterator.html" title="regex_iterator"><code class="computeroutput"><span class="identifier">regex_iterator</span></code></a> except that since + the regular expression type is always <code class="computeroutput"><span class="identifier">u32regex</span></code> + it only takes one template parameter (the iterator type). It also calls + <code class="computeroutput"><span class="identifier">u32regex_search</span></code> internally, + allowing it to interface correctly with UTF-8, UTF-16, and UTF-32 data: + </p> +<pre class="programlisting"><span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">BidirectionalIterator</span><span class="special">></span> +<span class="keyword">class</span> <span class="identifier">u32regex_iterator</span> +<span class="special">{</span> + <span class="comment">// for members see regex_iterator</span> +<span class="special">};</span> + +<span class="keyword">typedef</span> <span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*></span> <span class="identifier">utf8regex_iterator</span><span class="special">;</span> +<span class="keyword">typedef</span> <span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> <span class="identifier">utf16regex_iterator</span><span class="special">;</span> +<span class="keyword">typedef</span> <span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar32</span><span class="special">*></span> <span class="identifier">utf32regex_iterator</span><span class="special">;</span> +</pre> +<p> + In order to simplify the construction of a <code class="computeroutput"><span class="identifier">u32regex_iterator</span></code> + from a string, there are a series of non-member helper functions called + make_u32regex_iterator: + </p> +<pre class="programlisting"><span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*></span> + <span class="identifier">make_u32regex_iterator</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">wchar_t</span><span class="special">*></span> + <span class="identifier">make_u32regex_iterator</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">wchar_t</span><span class="special">*</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> + <span class="identifier">make_u32regex_iterator</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Alloc</span><span class="special">></span> +<span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special"><</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">>::</span><span class="identifier">const_iterator</span><span class="special">></span> + <span class="identifier">make_u32regex_iterator</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special"><</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">>&</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> + <span class="identifier">make_u32regex_iterator</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">UnicodeString</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> +</pre> +<p> + Each of these overloads returns an iterator that enumerates all occurrences + of expression <span class="emphasis"><em>e</em></span>, in text <span class="emphasis"><em>s</em></span>, + using match_flags <span class="emphasis"><em>m</em></span>. + </p> +<p> + Example: search for international currency symbols, along with their + associated numeric value: + </p> +<pre class="programlisting"><span class="keyword">void</span> <span class="identifier">enumerate_currencies</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">text</span><span class="special">)</span> +<span class="special">{</span> + <span class="comment">// enumerate and print all the currency symbols, along</span> + <span class="comment">// with any associated numeric values:</span> + <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">re</span> <span class="special">=</span> + <span class="string">"([[:Sc:]][[:Cf:][:Cc:][:Z*:]]*)?"</span> + <span class="string">"([[:Nd:]]+(?:[[:Po:]][[:Nd:]]+)?)?"</span> + <span class="string">"(?(1)"</span> + <span class="string">"|(?(2)"</span> + <span class="string">"[[:Cf:][:Cc:][:Z*:]]*"</span> + <span class="string">")"</span> + <span class="string">"[[:Sc:]]"</span> + <span class="string">")"</span><span class="special">;</span> + <span class="identifier">boost</span><span class="special">::</span><span class="identifier">u32regex</span> <span class="identifier">r</span> <span class="special">=</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">make_u32regex</span><span class="special">(</span><span class="identifier">re</span><span class="special">);</span> + <span class="identifier">boost</span><span class="special">::</span><span class="identifier">u32regex_iterator</span><span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">::</span><span class="identifier">const_iterator</span><span class="special">></span> + <span class="identifier">i</span><span class="special">(</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">make_u32regex_iterator</span><span class="special">(</span><span class="identifier">text</span><span class="special">,</span> <span class="identifier">r</span><span class="special">)),</span> <span class="identifier">j</span><span class="special">;</span> + <span class="keyword">while</span><span class="special">(</span><span class="identifier">i</span> <span class="special">!=</span> <span class="identifier">j</span><span class="special">)</span> + <span class="special">{</span> + <span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special"><<</span> <span class="special">(*</span><span class="identifier">i</span><span class="special">)[</span><span class="number">0</span><span class="special">]</span> <span class="special"><<</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">endl</span><span class="special">;</span> + <span class="special">++</span><span class="identifier">i</span><span class="special">;</span> + <span class="special">}</span> +<span class="special">}</span> +</pre> +<p> + Calling + </p> +<pre class="programlisting">enumerate_currencies(" $100.23 or £198.12 ");</pre> +<p> + Yields the output: + </p> +<pre class="programlisting">$100.23 +£198.12 +</pre> +<p> + Provided of course that the input is encoded as UTF-8. + </p> +<h5> +<a name="boost_regex.ref.non_std_strings.icu.unicode_iter.h1"></a> + <span><a name="boost_regex.ref.non_std_strings.icu.unicode_iter.u32regex_token_iterator"></a></span><a class="link" href="unicode_iter.html#boost_regex.ref.non_std_strings.icu.unicode_iter.u32regex_token_iterator">u32regex_token_iterator</a> + </h5> +<p> + Type <code class="computeroutput"><span class="identifier">u32regex_token_iterator</span></code> + is in all respects the same as <a class="link" href="../../regex_token_iterator.html" title="regex_token_iterator"><code class="computeroutput"><span class="identifier">regex_token_iterator</span></code></a> except + that since the regular expression type is always <code class="computeroutput"><span class="identifier">u32regex</span></code> + it only takes one template parameter (the iterator type). It also calls + <code class="computeroutput"><span class="identifier">u32regex_search</span></code> internally, + allowing it to interface correctly with UTF-8, UTF-16, and UTF-32 data: + </p> +<pre class="programlisting"><span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">BidirectionalIterator</span><span class="special">></span> +<span class="keyword">class</span> <span class="identifier">u32regex_token_iterator</span> +<span class="special">{</span> + <span class="comment">// for members see regex_token_iterator</span> +<span class="special">};</span> + +<span class="keyword">typedef</span> <span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*></span> <span class="identifier">utf8regex_token_iterator</span><span class="special">;</span> +<span class="keyword">typedef</span> <span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> <span class="identifier">utf16regex_token_iterator</span><span class="special">;</span> +<span class="keyword">typedef</span> <span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar32</span><span class="special">*></span> <span class="identifier">utf32regex_token_iterator</span><span class="special">;</span> +</pre> +<p> + In order to simplify the construction of a <code class="computeroutput"><span class="identifier">u32regex_token_iterator</span></code> + from a string, there are a series of non-member helper functions called + <code class="computeroutput"><span class="identifier">make_u32regex_token_iterator</span></code>: + </p> +<pre class="programlisting"><span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">int</span> <span class="identifier">sub</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">wchar_t</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="keyword">wchar_t</span><span class="special">*</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">int</span> <span class="identifier">sub</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">int</span> <span class="identifier">sub</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Alloc</span><span class="special">></span> +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special"><</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">>::</span><span class="identifier">const_iterator</span><span class="special">></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special"><</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">>&</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">int</span> <span class="identifier">sub</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">UnicodeString</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">int</span> <span class="identifier">sub</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> +</pre> +<p> + Each of these overloads returns an iterator that enumerates all occurrences + of marked sub-expression sub in regular expression <span class="emphasis"><em>e</em></span>, + found in text <span class="emphasis"><em>s</em></span>, using match_flags <span class="emphasis"><em>m</em></span>. + </p> +<pre class="programlisting"><span class="keyword">template</span> <span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">N</span><span class="special">></span> +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="keyword">int</span> <span class="special">(&</span><span class="identifier">submatch</span><span class="special">)[</span><span class="identifier">N</span><span class="special">],</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="keyword">template</span> <span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">N</span><span class="special">></span> +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">wchar_t</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="keyword">wchar_t</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="keyword">int</span> <span class="special">(&</span><span class="identifier">submatch</span><span class="special">)[</span><span class="identifier">N</span><span class="special">],</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="keyword">template</span> <span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">N</span><span class="special">></span> +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="keyword">int</span> <span class="special">(&</span><span class="identifier">submatch</span><span class="special">)[</span><span class="identifier">N</span><span class="special">],</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Alloc</span><span class="special">,</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">N</span><span class="special">></span> +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special"><</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">>::</span><span class="identifier">const_iterator</span><span class="special">></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special"><</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">>&</span> <span class="identifier">p</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="keyword">int</span> <span class="special">(&</span><span class="identifier">submatch</span><span class="special">)[</span><span class="identifier">N</span><span class="special">],</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="keyword">template</span> <span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">size_t</span> <span class="identifier">N</span><span class="special">></span> +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">UnicodeString</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="keyword">int</span> <span class="special">(&</span><span class="identifier">submatch</span><span class="special">)[</span><span class="identifier">N</span><span class="special">],</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> +</pre> +<p> + Each of these overloads returns an iterator that enumerates one sub-expression + for each submatch in regular expression <span class="emphasis"><em>e</em></span>, found + in text <span class="emphasis"><em>s</em></span>, using match_flags <span class="emphasis"><em>m</em></span>. + </p> +<pre class="programlisting"><span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">char</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">int</span><span class="special">>&</span> <span class="identifier">submatch</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="keyword">wchar_t</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="keyword">wchar_t</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">int</span><span class="special">>&</span> <span class="identifier">submatch</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*</span> <span class="identifier">p</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">int</span><span class="special">>&</span> <span class="identifier">submatch</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="keyword">template</span> <span class="special"><</span><span class="keyword">class</span> <span class="identifier">charT</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">Alloc</span><span class="special">></span> +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">typename</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special"><</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">>::</span><span class="identifier">const_iterator</span><span class="special">></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">basic_string</span><span class="special"><</span><span class="identifier">charT</span><span class="special">,</span> <span class="identifier">Traits</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">>&</span> <span class="identifier">p</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">int</span><span class="special">>&</span> <span class="identifier">submatch</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> + +<span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">UChar</span><span class="special">*></span> + <span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span> + <span class="keyword">const</span> <span class="identifier">UnicodeString</span><span class="special">&</span> <span class="identifier">s</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">u32regex</span><span class="special">&</span> <span class="identifier">e</span><span class="special">,</span> + <span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">vector</span><span class="special"><</span><span class="keyword">int</span><span class="special">>&</span> <span class="identifier">submatch</span><span class="special">,</span> + <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_flag_type</span> <span class="identifier">m</span> <span class="special">=</span> <span class="identifier">regex_constants</span><span class="special">::</span><span class="identifier">match_default</span><span class="special">);</span> +</pre> +<p> + Each of these overloads returns an iterator that enumerates one sub-expression + for each submatch in regular expression <span class="emphasis"><em>e</em></span>, found + in text <span class="emphasis"><em>s</em></span>, using match_flags <span class="emphasis"><em>m</em></span>. + </p> +<p> + Example: search for international currency symbols, along with their + associated numeric value: + </p> +<pre class="programlisting"><span class="keyword">void</span> <span class="identifier">enumerate_currencies2</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">&</span> <span class="identifier">text</span><span class="special">)</span> +<span class="special">{</span> + <span class="comment">// enumerate and print all the currency symbols, along</span> + <span class="comment">// with any associated numeric values:</span> + <span class="keyword">const</span> <span class="keyword">char</span><span class="special">*</span> <span class="identifier">re</span> <span class="special">=</span> + <span class="string">"([[:Sc:]][[:Cf:][:Cc:][:Z*:]]*)?"</span> + <span class="string">"([[:Nd:]]+(?:[[:Po:]][[:Nd:]]+)?)?"</span> + <span class="string">"(?(1)"</span> + <span class="string">"|(?(2)"</span> + <span class="string">"[[:Cf:][:Cc:][:Z*:]]*"</span> + <span class="string">")"</span> + <span class="string">"[[:Sc:]]"</span> + <span class="string">")"</span><span class="special">;</span> + <span class="identifier">boost</span><span class="special">::</span><span class="identifier">u32regex</span> <span class="identifier">r</span> <span class="special">=</span> <span class="identifier">boost</span><span class="special">::</span><span class="identifier">make_u32regex</span><span class="special">(</span><span class="identifier">re</span><span class="special">);</span> + <span class="identifier">boost</span><span class="special">::</span><span class="identifier">u32regex_token_iterator</span><span class="special"><</span><span class="identifier">std</span><span class="special">::</span><span class="identifier">string</span><span class="special">::</span><span class="identifier">const_iterator</span><span class="special">></span> + <span class="identifier">i</span><span class="special">(</span><span class="identifier">boost</span><span class="special">::</span><span class="identifier">make_u32regex_token_iterator</span><span class="special">(</span><span class="identifier">text</span><span class="special">,</span> <span class="identifier">r</span><span class="special">,</span> <span class="number">1</span><span class="special">)),</span> <span class="identifier">j</span><span class="special">;</span> + <span class="keyword">while</span><span class="special">(</span><span class="identifier">i</span> <span class="special">!=</span> <span class="identifier">j</span><span class="special">)</span> + <span class="special">{</span> + <span class="identifier">std</span><span class="special">::</span><span class="identifier">cout</span> <span class="special"><<</span> <span class="special">*</span><span class="identifier">i</span> <span class="special"><<</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">endl</span><span class="special">;</span> + <span class="special">++</span><span class="identifier">i</span><span class="special">;</span> + <span class="special">}</span> +<span class="special">}</span> +</pre> +</div> +<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> +<td align="left"></td> +<td align="right"><div class="copyright-footer">Copyright © 1998-2010 John Maddock<p> + Distributed under the Boost Software License, Version 1.0. (See accompanying + file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) + </p> +</div></td> +</tr></table> +<hr> +<div class="spirit-nav"> +<a accesskey="p" href="unicode_algo.html"><img src="../../../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../icu.html"><img src="../../../../../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../../../index.html"><img src="../../../../../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="../mfc_strings.html"><img src="../../../../../../../../doc/src/images/next.png" alt="Next"></a> +</div> +</body> +</html> |