1<html> 2<head> 3<meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> 4<title>Class template basic_string</title> 5<link rel="stylesheet" href="../../../../../../doc/src/boostbook.css" type="text/css"> 6<meta name="generator" content="DocBook XSL Stylesheets V1.79.1"> 7<link rel="home" href="../../index.html" title="Chapter 1. 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20</tr></table> 21<hr> 22<div class="spirit-nav"> 23<a accesskey="p" href="array.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../boost_compute/reference.html#header.boost.compute.container.basic_string_hpp"><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="dynamic_bitset.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 24</div> 25<div class="refentry"> 26<a name="boost.compute.basic_string"></a><div class="titlepage"></div> 27<div class="refnamediv"> 28<h2><span class="refentrytitle">Class template basic_string</span></h2> 29<p>boost::compute::basic_string — A template for a dynamically-sized character sequence. </p> 30</div> 31<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> 32<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../boost_compute/reference.html#header.boost.compute.container.basic_string_hpp" title="Header <boost/compute/container/basic_string.hpp>">boost/compute/container/basic_string.hpp</a>> 33 34</span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> CharT<span class="special">,</span> <span class="keyword">typename</span> Traits <span class="special">=</span> <span class="identifier">std</span><span class="special">::</span><span class="identifier">char_traits</span><span class="special"><</span><span class="identifier">CharT</span><span class="special">></span> <span class="special">></span> 35<span class="keyword">class</span> <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a> <span class="special">{</span> 36<span class="keyword">public</span><span class="special">:</span> 37 <span class="comment">// types</span> 38 <span class="keyword">typedef</span> <span class="identifier">Traits</span> <a name="boost.compute.basic_string.traits_type"></a><span class="identifier">traits_type</span><span class="special">;</span> 39 <span class="keyword">typedef</span> <span class="identifier">Traits</span><span class="special">::</span><span class="identifier">char_type</span> <a name="boost.compute.basic_string.value_type"></a><span class="identifier">value_type</span><span class="special">;</span> 40 <span class="keyword">typedef</span> <span class="identifier">size_t</span> <a name="boost.compute.basic_string.size_type"></a><span class="identifier">size_type</span><span class="special">;</span> 41 <span class="keyword">typedef</span> <span class="special">::</span><a class="link" href="vector.html" title="Class template vector">boost::compute::vector</a><span class="special"><</span> <span class="identifier">CharT</span> <span class="special">></span><span class="special">::</span><span class="identifier">reference</span> <a name="boost.compute.basic_string.reference"></a><span class="identifier">reference</span><span class="special">;</span> 42 <span class="keyword">typedef</span> <span class="special">::</span><a class="link" href="vector.html" title="Class template vector">boost::compute::vector</a><span class="special"><</span> <span class="identifier">CharT</span> <span class="special">></span><span class="special">::</span><span class="identifier">const_reference</span> <a name="boost.compute.basic_string.const_reference"></a><span class="identifier">const_reference</span><span class="special">;</span> 43 <span class="keyword">typedef</span> <span class="special">::</span><a class="link" href="vector.html" title="Class template vector">boost::compute::vector</a><span class="special"><</span> <span class="identifier">CharT</span> <span class="special">></span><span class="special">::</span><a class="link" href="basic_string.html#boost.compute.basic_string.iterator">iterator</a> <a name="boost.compute.basic_string.iterator"></a><span class="identifier">iterator</span><span class="special">;</span> 44 <span class="keyword">typedef</span> <span class="special">::</span><a class="link" href="vector.html" title="Class template vector">boost::compute::vector</a><span class="special"><</span> <span class="identifier">CharT</span> <span class="special">></span><span class="special">::</span><a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a name="boost.compute.basic_string.const_iterator"></a><span class="identifier">const_iterator</span><span class="special">;</span> 45 <span class="keyword">typedef</span> <span class="special">::</span><a class="link" href="vector.html" title="Class template vector">boost::compute::vector</a><span class="special"><</span> <span class="identifier">CharT</span> <span class="special">></span><span class="special">::</span><span class="identifier">reverse_iterator</span> <a name="boost.compute.basic_string.reverse_iterator"></a><span class="identifier">reverse_iterator</span><span class="special">;</span> 46 <span class="keyword">typedef</span> <span class="special">::</span><a class="link" href="vector.html" title="Class template vector">boost::compute::vector</a><span class="special"><</span> <span class="identifier">CharT</span> <span class="special">></span><span class="special">::</span><span class="identifier">const_reverse_iterator</span> <a name="boost.compute.basic_string.const_reverse_iterator"></a><span class="identifier">const_reverse_iterator</span><span class="special">;</span> 47 48 <span class="comment">// <a class="link" href="basic_string.html#boost.compute.basic_stringconstruct-copy-destruct">construct/copy/destruct</a></span> 49 <a class="link" href="basic_string.html#idm45549386191952-bb"><span class="identifier">basic_string</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 50 <a class="link" href="basic_string.html#idm45549386191664-bb"><span class="identifier">basic_string</span></a><span class="special">(</span><span class="identifier">size_type</span><span class="special">,</span> <span class="identifier">CharT</span><span class="special">)</span><span class="special">;</span> 51 <a class="link" href="basic_string.html#idm45549386190000-bb"><span class="identifier">basic_string</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a> <span class="special">&</span><span class="special">,</span> <span class="identifier">size_type</span><span class="special">,</span> <span class="identifier">size_type</span> <span class="special">=</span> <span class="identifier">npos</span><span class="special">)</span><span class="special">;</span> 52 <a class="link" href="basic_string.html#idm45549386186912-bb"><span class="identifier">basic_string</span></a><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span> <span class="special">*</span><span class="special">,</span> <span class="identifier">size_type</span><span class="special">)</span><span class="special">;</span> 53 <a class="link" href="basic_string.html#idm45549386185248-bb"><span class="identifier">basic_string</span></a><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span> <span class="special">*</span><span class="special">)</span><span class="special">;</span> 54 <span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> InputIterator<span class="special">></span> <a class="link" href="basic_string.html#idm45549386184272-bb"><span class="identifier">basic_string</span></a><span class="special">(</span><span class="identifier">InputIterator</span><span class="special">,</span> <span class="identifier">InputIterator</span><span class="special">)</span><span class="special">;</span> 55 <a class="link" href="basic_string.html#idm45549386181760-bb"><span class="identifier">basic_string</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> 56 <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> 57 <a class="link" href="basic_string.html#idm45549386180336-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="keyword">const</span> <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> 58 <a class="link" href="basic_string.html#idm45549386178336-bb"><span class="special">~</span><span class="identifier">basic_string</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 59 60 <span class="comment">// <a class="link" href="basic_string.html#idm45549386242416-bb">public member functions</a></span> 61 <span class="identifier">reference</span> <a class="link" href="basic_string.html#idm45549386241856-bb"><span class="identifier">at</span></a><span class="special">(</span><span class="identifier">size_type</span><span class="special">)</span><span class="special">;</span> 62 <span class="identifier">const_reference</span> <a class="link" href="basic_string.html#idm45549386240320-bb"><span class="identifier">at</span></a><span class="special">(</span><span class="identifier">size_type</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 63 <span class="identifier">reference</span> <a class="link" href="basic_string.html#idm45549386238512-bb"><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span></a><span class="special">(</span><span class="identifier">size_type</span><span class="special">)</span><span class="special">;</span> 64 <span class="identifier">const_reference</span> <a class="link" href="basic_string.html#idm45549386236976-bb"><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span></a><span class="special">(</span><span class="identifier">size_type</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 65 <span class="identifier">reference</span> <a class="link" href="basic_string.html#idm45549386235168-bb"><span class="identifier">front</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 66 <span class="identifier">const_reference</span> <a class="link" href="basic_string.html#idm45549386234320-bb"><span class="identifier">front</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 67 <span class="identifier">reference</span> <a class="link" href="basic_string.html#idm45549386233200-bb"><span class="identifier">back</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 68 <span class="identifier">const_reference</span> <a class="link" href="basic_string.html#idm45549386232352-bb"><span class="identifier">back</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 69 <a class="link" href="basic_string.html#boost.compute.basic_string.iterator">iterator</a> <a class="link" href="basic_string.html#idm45549386231232-bb"><span class="identifier">begin</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 70 <a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a class="link" href="basic_string.html#idm45549386230256-bb"><span class="identifier">begin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 71 <a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a class="link" href="basic_string.html#idm45549386229008-bb"><span class="identifier">cbegin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 72 <a class="link" href="basic_string.html#boost.compute.basic_string.iterator">iterator</a> <a class="link" href="basic_string.html#idm45549386227760-bb"><span class="identifier">end</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 73 <a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a class="link" href="basic_string.html#idm45549386226784-bb"><span class="identifier">end</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 74 <a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a class="link" href="basic_string.html#idm45549386225536-bb"><span class="identifier">cend</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 75 <span class="identifier">reverse_iterator</span> <a class="link" href="basic_string.html#idm45549386224288-bb"><span class="identifier">rbegin</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 76 <span class="identifier">const_reverse_iterator</span> <a class="link" href="basic_string.html#idm45549386223440-bb"><span class="identifier">rbegin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 77 <span class="identifier">const_reverse_iterator</span> <a class="link" href="basic_string.html#idm45549386222320-bb"><span class="identifier">crbegin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 78 <span class="identifier">reverse_iterator</span> <a class="link" href="basic_string.html#idm45549386221200-bb"><span class="identifier">rend</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 79 <span class="identifier">const_reverse_iterator</span> <a class="link" href="basic_string.html#idm45549386220352-bb"><span class="identifier">rend</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 80 <span class="identifier">const_reverse_iterator</span> <a class="link" href="basic_string.html#idm45549386219232-bb"><span class="identifier">crend</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 81 <span class="keyword">bool</span> <a class="link" href="basic_string.html#idm45549386218112-bb"><span class="identifier">empty</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 82 <span class="identifier">size_type</span> <a class="link" href="basic_string.html#idm45549386216992-bb"><span class="identifier">size</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 83 <span class="identifier">size_type</span> <a class="link" href="basic_string.html#idm45549386215872-bb"><span class="identifier">length</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 84 <span class="identifier">size_type</span> <a class="link" href="basic_string.html#idm45549386214752-bb"><span class="identifier">max_size</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 85 <span class="keyword">void</span> <a class="link" href="basic_string.html#idm45549386213632-bb"><span class="identifier">reserve</span></a><span class="special">(</span><span class="identifier">size_type</span><span class="special">)</span><span class="special">;</span> 86 <span class="identifier">size_type</span> <a class="link" href="basic_string.html#idm45549386212096-bb"><span class="identifier">capacity</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 87 <span class="keyword">void</span> <a class="link" href="basic_string.html#idm45549386210976-bb"><span class="identifier">shrink_to_fit</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 88 <span class="keyword">void</span> <a class="link" href="basic_string.html#idm45549386210128-bb"><span class="identifier">clear</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> 89 <span class="keyword">void</span> <a class="link" href="basic_string.html#idm45549386209280-bb"><span class="identifier">swap</span></a><span class="special">(</span><a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> 90 <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <a class="link" href="basic_string.html#idm45549386207456-bb"><span class="identifier">substr</span></a><span class="special">(</span><span class="identifier">size_type</span> <span class="special">=</span> <span class="number">0</span><span class="special">,</span> <span class="identifier">size_type</span> <span class="special">=</span> <span class="identifier">npos</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 91 <span class="identifier">size_type</span> <a class="link" href="basic_string.html#idm45549386204096-bb"><span class="identifier">find</span></a><span class="special">(</span><span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">size_type</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 92 <span class="identifier">size_type</span> <a class="link" href="basic_string.html#idm45549386200560-bb"><span class="identifier">find</span></a><span class="special">(</span><a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a> <span class="special">&</span><span class="special">,</span> <span class="identifier">size_type</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 93 <span class="identifier">size_type</span> <a class="link" href="basic_string.html#idm45549386196736-bb"><span class="identifier">find</span></a><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span> <span class="special">*</span><span class="special">,</span> <span class="identifier">size_type</span> <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> 94 95 <span class="comment">// public data members</span> 96 <span class="keyword">static</span> <span class="keyword">const</span> <span class="identifier">size_type</span> <span class="identifier">npos</span><span class="special">;</span> 97<span class="special">}</span><span class="special">;</span></pre></div> 98<div class="refsect1"> 99<a name="idm45849516399552"></a><h2>Description</h2> 100<p>The <code class="computeroutput"><a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a></code> class provides a generic template for a dynamically- sized character sequence. This is most commonly used through the <code class="computeroutput">string</code> typedef (for <code class="computeroutput">basic_string<char></code>).</p> 101<p>For example, to create a string on the device with its contents copied from a C-string on the host: </p> 102<pre class="programlisting"><span class="identifier">boost</span><span class="special">::</span><span class="identifier">compute</span><span class="special">::</span><span class="identifier">string</span> <span class="identifier">str</span><span class="special">(</span><span class="string">"hello, world!"</span><span class="special">)</span><span class="special">;</span> 103</pre> 104<p><span class="bold"><strong>See Also:</strong></span></p> 105<p><a class="link" href="vector.html" title="Class template vector">vector<T></a> </p> 106<p> 107</p> 108<p> 109</p> 110<div class="refsect2"> 111<a name="idm45849516387568"></a><h3> 112<a name="boost.compute.basic_stringconstruct-copy-destruct"></a><code class="computeroutput">basic_string</code> 113 public 114 construct/copy/destruct</h3> 115<div class="orderedlist"><ol class="orderedlist" type="1"> 116<li class="listitem"><pre class="literallayout"><a name="idm45549386191952-bb"></a><span class="identifier">basic_string</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 117<li class="listitem"><pre class="literallayout"><a name="idm45549386191664-bb"></a><span class="identifier">basic_string</span><span class="special">(</span><span class="identifier">size_type</span> count<span class="special">,</span> <span class="identifier">CharT</span> ch<span class="special">)</span><span class="special">;</span></pre></li> 118<li class="listitem"><pre class="literallayout"><a name="idm45549386190000-bb"></a><span class="identifier">basic_string</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a> <span class="special">&</span> other<span class="special">,</span> <span class="identifier">size_type</span> pos<span class="special">,</span> 119 <span class="identifier">size_type</span> count <span class="special">=</span> <span class="identifier">npos</span><span class="special">)</span><span class="special">;</span></pre></li> 120<li class="listitem"><pre class="literallayout"><a name="idm45549386186912-bb"></a><span class="identifier">basic_string</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span> <span class="special">*</span> s<span class="special">,</span> <span class="identifier">size_type</span> count<span class="special">)</span><span class="special">;</span></pre></li> 121<li class="listitem"><pre class="literallayout"><a name="idm45549386185248-bb"></a><span class="identifier">basic_string</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span> <span class="special">*</span> s<span class="special">)</span><span class="special">;</span></pre></li> 122<li class="listitem"><pre class="literallayout"><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> InputIterator<span class="special">></span> 123 <a name="idm45549386184272-bb"></a><span class="identifier">basic_string</span><span class="special">(</span><span class="identifier">InputIterator</span> first<span class="special">,</span> <span class="identifier">InputIterator</span> last<span class="special">)</span><span class="special">;</span></pre></li> 124<li class="listitem"><pre class="literallayout"><a name="idm45549386181760-bb"></a><span class="identifier">basic_string</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> other<span class="special">)</span><span class="special">;</span></pre></li> 125<li class="listitem"><pre class="literallayout"><a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> 126<a name="idm45549386180336-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="keyword">const</span> <a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> other<span class="special">)</span><span class="special">;</span></pre></li> 127<li class="listitem"><pre class="literallayout"><a name="idm45549386178336-bb"></a><span class="special">~</span><span class="identifier">basic_string</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 128</ol></div> 129</div> 130<div class="refsect2"> 131<a name="idm45849516317904"></a><h3> 132<a name="idm45549386242416-bb"></a><code class="computeroutput">basic_string</code> public member functions</h3> 133<div class="orderedlist"><ol class="orderedlist" type="1"> 134<li class="listitem"><pre class="literallayout"><span class="identifier">reference</span> <a name="idm45549386241856-bb"></a><span class="identifier">at</span><span class="special">(</span><span class="identifier">size_type</span> pos<span class="special">)</span><span class="special">;</span></pre></li> 135<li class="listitem"><pre class="literallayout"><span class="identifier">const_reference</span> <a name="idm45549386240320-bb"></a><span class="identifier">at</span><span class="special">(</span><span class="identifier">size_type</span> pos<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 136<li class="listitem"><pre class="literallayout"><span class="identifier">reference</span> <a name="idm45549386238512-bb"></a><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span><span class="special">(</span><span class="identifier">size_type</span> pos<span class="special">)</span><span class="special">;</span></pre></li> 137<li class="listitem"><pre class="literallayout"><span class="identifier">const_reference</span> <a name="idm45549386236976-bb"></a><span class="keyword">operator</span><span class="special">[</span><span class="special">]</span><span class="special">(</span><span class="identifier">size_type</span> pos<span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 138<li class="listitem"><pre class="literallayout"><span class="identifier">reference</span> <a name="idm45549386235168-bb"></a><span class="identifier">front</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 139<li class="listitem"><pre class="literallayout"><span class="identifier">const_reference</span> <a name="idm45549386234320-bb"></a><span class="identifier">front</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 140<li class="listitem"><pre class="literallayout"><span class="identifier">reference</span> <a name="idm45549386233200-bb"></a><span class="identifier">back</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 141<li class="listitem"><pre class="literallayout"><span class="identifier">const_reference</span> <a name="idm45549386232352-bb"></a><span class="identifier">back</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 142<li class="listitem"><pre class="literallayout"><a class="link" href="basic_string.html#boost.compute.basic_string.iterator">iterator</a> <a name="idm45549386231232-bb"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 143<li class="listitem"><pre class="literallayout"><a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a name="idm45549386230256-bb"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 144<li class="listitem"><pre class="literallayout"><a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a name="idm45549386229008-bb"></a><span class="identifier">cbegin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 145<li class="listitem"><pre class="literallayout"><a class="link" href="basic_string.html#boost.compute.basic_string.iterator">iterator</a> <a name="idm45549386227760-bb"></a><span class="identifier">end</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 146<li class="listitem"><pre class="literallayout"><a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a name="idm45549386226784-bb"></a><span class="identifier">end</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 147<li class="listitem"><pre class="literallayout"><a class="link" href="basic_string.html#boost.compute.basic_string.const_iterator">const_iterator</a> <a name="idm45549386225536-bb"></a><span class="identifier">cend</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 148<li class="listitem"><pre class="literallayout"><span class="identifier">reverse_iterator</span> <a name="idm45549386224288-bb"></a><span class="identifier">rbegin</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 149<li class="listitem"><pre class="literallayout"><span class="identifier">const_reverse_iterator</span> <a name="idm45549386223440-bb"></a><span class="identifier">rbegin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 150<li class="listitem"><pre class="literallayout"><span class="identifier">const_reverse_iterator</span> <a name="idm45549386222320-bb"></a><span class="identifier">crbegin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 151<li class="listitem"><pre class="literallayout"><span class="identifier">reverse_iterator</span> <a name="idm45549386221200-bb"></a><span class="identifier">rend</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 152<li class="listitem"><pre class="literallayout"><span class="identifier">const_reverse_iterator</span> <a name="idm45549386220352-bb"></a><span class="identifier">rend</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 153<li class="listitem"><pre class="literallayout"><span class="identifier">const_reverse_iterator</span> <a name="idm45549386219232-bb"></a><span class="identifier">crend</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 154<li class="listitem"><pre class="literallayout"><span class="keyword">bool</span> <a name="idm45549386218112-bb"></a><span class="identifier">empty</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 155<li class="listitem"><pre class="literallayout"><span class="identifier">size_type</span> <a name="idm45549386216992-bb"></a><span class="identifier">size</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 156<li class="listitem"><pre class="literallayout"><span class="identifier">size_type</span> <a name="idm45549386215872-bb"></a><span class="identifier">length</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 157<li class="listitem"><pre class="literallayout"><span class="identifier">size_type</span> <a name="idm45549386214752-bb"></a><span class="identifier">max_size</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 158<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm45549386213632-bb"></a><span class="identifier">reserve</span><span class="special">(</span><span class="identifier">size_type</span> size<span class="special">)</span><span class="special">;</span></pre></li> 159<li class="listitem"><pre class="literallayout"><span class="identifier">size_type</span> <a name="idm45549386212096-bb"></a><span class="identifier">capacity</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 160<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm45549386210976-bb"></a><span class="identifier">shrink_to_fit</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 161<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm45549386210128-bb"></a><span class="identifier">clear</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> 162<li class="listitem"><pre class="literallayout"><span class="keyword">void</span> <a name="idm45549386209280-bb"></a><span class="identifier">swap</span><span class="special">(</span><a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> <span class="special">&</span> other<span class="special">)</span><span class="special">;</span></pre></li> 163<li class="listitem"><pre class="literallayout"><a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a><span class="special"><</span> <span class="identifier">CharT</span><span class="special">,</span> <span class="identifier">Traits</span> <span class="special">></span> 164<a name="idm45549386207456-bb"></a><span class="identifier">substr</span><span class="special">(</span><span class="identifier">size_type</span> pos <span class="special">=</span> <span class="number">0</span><span class="special">,</span> <span class="identifier">size_type</span> count <span class="special">=</span> <span class="identifier">npos</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> 165<li class="listitem"> 166<pre class="literallayout"><span class="identifier">size_type</span> <a name="idm45549386204096-bb"></a><span class="identifier">find</span><span class="special">(</span><span class="identifier">CharT</span> ch<span class="special">,</span> <span class="identifier">size_type</span> pos <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Finds the first character <code class="computeroutput">ch</code>. </li> 167<li class="listitem"> 168<pre class="literallayout"><span class="identifier">size_type</span> <a name="idm45549386200560-bb"></a><span class="identifier">find</span><span class="special">(</span><a class="link" href="basic_string.html" title="Class template basic_string">basic_string</a> <span class="special">&</span> str<span class="special">,</span> <span class="identifier">size_type</span> pos <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>Finds the first substring equal to <code class="computeroutput">str</code>. </li> 169<li class="listitem"> 170<pre class="literallayout"><span class="identifier">size_type</span> <a name="idm45549386196736-bb"></a><span class="identifier">find</span><span class="special">(</span><span class="keyword">const</span> <span class="keyword">char</span> <span class="special">*</span> s<span class="special">,</span> <span class="identifier">size_type</span> pos <span class="special">=</span> <span class="number">0</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre> 171<p>Finds the first substring equal to the character string pointed to by <code class="computeroutput">s</code>. The length of the string is determined by the first null character.</p> 172<p>For example, the following code </p> 173<pre class="programlisting"></pre> 174<p> will return 5 as position. </p> 175</li> 176</ol></div> 177</div> 178</div> 179</div> 180<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> 181<td align="left"></td> 182<td align="right"><div class="copyright-footer">Copyright © 2013, 2014 Kyle Lutz<p> 183 Distributed under the Boost Software License, Version 1.0. (See accompanying 184 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>) 185 </p> 186</div></td> 187</tr></table> 188<hr> 189<div class="spirit-nav"> 190<a accesskey="p" href="array.html"><img src="../../../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../boost_compute/reference.html#header.boost.compute.container.basic_string_hpp"><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="dynamic_bitset.html"><img src="../../../../../../doc/src/images/next.png" alt="Next"></a> 191</div> 192</body> 193</html> 194
