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<title>libstdc++: __gnu_cxx::char_traits< _CharT > Struct Template Reference</title>
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<a href="#pub-types">Public Types</a> |
<a href="#pub-static-methods">Static Public Member Functions</a> </div>
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<div class="title">__gnu_cxx::char_traits< _CharT > Struct Template Reference</div> </div>
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<!-- doxytag: class="__gnu_cxx::char_traits" -->
<p>Base class used to implement <a class="el" href="a00415.html" title="Basis for explicit traits specializations.">std::char_traits</a>.
<a href="a00034.html#details">More...</a></p>
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Inheritance diagram for __gnu_cxx::char_traits< _CharT >:</div>
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<div class="center"><img src="a01425.png" border="0" usemap="#____gnu__cxx_1_1char__traits_3_01___char_t_01_4_inherit__map" alt="Inheritance graph"/></div>
<map name="____gnu__cxx_1_1char__traits_3_01___char_t_01_4_inherit__map" id="____gnu__cxx_1_1char__traits_3_01___char_t_01_4_inherit__map">
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<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>
<p><a href="a01426.html">List of all members.</a></p>
<h2><a name="pub-types"></a>
Public Types</h2>
<ul>
<li><a class="anchor" id="a05dda08722c93dcb93a924e6d561e54c"></a><!-- doxytag: member="__gnu_cxx::char_traits::char_type" ref="a05dda08722c93dcb93a924e6d561e54c" args="" -->
typedef _CharT <b>char_type</b>
<li><a class="anchor" id="a83f5f3f043735f3bffad9ab2424cedce"></a><!-- doxytag: member="__gnu_cxx::char_traits::int_type" ref="a83f5f3f043735f3bffad9ab2424cedce" args="" -->
typedef <a class="el" href="a00021.html">_Char_types</a>< _CharT ><br class="typebreak"/>
::int_type <b>int_type</b>
<li><a class="anchor" id="a4823ec4e1c3cc3837b11de430ac8b5b8"></a><!-- doxytag: member="__gnu_cxx::char_traits::off_type" ref="a4823ec4e1c3cc3837b11de430ac8b5b8" args="" -->
typedef <a class="el" href="a00021.html">_Char_types</a>< _CharT ><br class="typebreak"/>
::off_type <b>off_type</b>
<li><a class="anchor" id="a74b6d798f53a5ff232a179a9641f3e52"></a><!-- doxytag: member="__gnu_cxx::char_traits::pos_type" ref="a74b6d798f53a5ff232a179a9641f3e52" args="" -->
typedef <a class="el" href="a00021.html">_Char_types</a>< _CharT ><br class="typebreak"/>
::<a class="el" href="a00476.html">pos_type</a> <b>pos_type</b>
<li><a class="anchor" id="a7d315700282a81591d0f1c706ded4382"></a><!-- doxytag: member="__gnu_cxx::char_traits::state_type" ref="a7d315700282a81591d0f1c706ded4382" args="" -->
typedef <a class="el" href="a00021.html">_Char_types</a>< _CharT ><br class="typebreak"/>
::state_type <b>state_type</b>
</ul>
<h2><a name="pub-static-methods"></a>
Static Public Member Functions</h2>
<ul>
<li><a class="anchor" id="af2c826e9838383a7523a6f4da10aa27d"></a><!-- doxytag: member="__gnu_cxx::char_traits::assign" ref="af2c826e9838383a7523a6f4da10aa27d" args="(char_type &__c1, const char_type &__c2)" -->
static void <b>assign</b> (char_type &__c1, const char_type &__c2)
<li><a class="anchor" id="a83974b1e8a519761e7bea5278b65a843"></a><!-- doxytag: member="__gnu_cxx::char_traits::assign" ref="a83974b1e8a519761e7bea5278b65a843" args="(char_type *__s, std::size_t __n, char_type __a)" -->
static char_type * <b>assign</b> (char_type *__s, std::size_t __n, char_type __a)
<li><a class="anchor" id="afa63239eb0e92a9611963e22ea9c9d11"></a><!-- doxytag: member="__gnu_cxx::char_traits::compare" ref="afa63239eb0e92a9611963e22ea9c9d11" args="(const char_type *__s1, const char_type *__s2, std::size_t __n)" -->
static int <b>compare</b> (const char_type *__s1, const char_type *__s2, std::size_t __n)
<li><a class="anchor" id="a42157a4dd6effa163fdbe36c60310ad6"></a><!-- doxytag: member="__gnu_cxx::char_traits::copy" ref="a42157a4dd6effa163fdbe36c60310ad6" args="(char_type *__s1, const char_type *__s2, std::size_t __n)" -->
static char_type * <b>copy</b> (char_type *__s1, const char_type *__s2, std::size_t __n)
<li><a class="anchor" id="aff187934f242c9dc20beaf9bc6214be4"></a><!-- doxytag: member="__gnu_cxx::char_traits::eof" ref="aff187934f242c9dc20beaf9bc6214be4" args="()" -->
static constexpr int_type <b>eof</b> ()
<li><a class="anchor" id="a22f77d19001029ae5343f14a4d96ad02"></a><!-- doxytag: member="__gnu_cxx::char_traits::eq" ref="a22f77d19001029ae5343f14a4d96ad02" args="(const char_type &__c1, const char_type &__c2)" -->
static constexpr bool <b>eq</b> (const char_type &__c1, const char_type &__c2)
<li><a class="anchor" id="adb32652c63b9f836ff3b251836a50e4d"></a><!-- doxytag: member="__gnu_cxx::char_traits::eq_int_type" ref="adb32652c63b9f836ff3b251836a50e4d" args="(const int_type &__c1, const int_type &__c2)" -->
static constexpr bool <b>eq_int_type</b> (const int_type &__c1, const int_type &__c2)
<li><a class="anchor" id="a2eba335feaa51259e6e28f092a18380d"></a><!-- doxytag: member="__gnu_cxx::char_traits::find" ref="a2eba335feaa51259e6e28f092a18380d" args="(const char_type *__s, std::size_t __n, const char_type &__a)" -->
static const char_type * <b>find</b> (const char_type *__s, std::size_t __n, const char_type &__a)
<li><a class="anchor" id="a5d2898dfe1ace3ecdf4de79bb59d0ee9"></a><!-- doxytag: member="__gnu_cxx::char_traits::length" ref="a5d2898dfe1ace3ecdf4de79bb59d0ee9" args="(const char_type *__s)" -->
static std::size_t <b>length</b> (const char_type *__s)
<li><a class="anchor" id="a30758894de5262f9e5a1ed48316b88f3"></a><!-- doxytag: member="__gnu_cxx::char_traits::lt" ref="a30758894de5262f9e5a1ed48316b88f3" args="(const char_type &__c1, const char_type &__c2)" -->
static constexpr bool <b>lt</b> (const char_type &__c1, const char_type &__c2)
<li><a class="anchor" id="af04b9584393258b6d94bee05a5671d75"></a><!-- doxytag: member="__gnu_cxx::char_traits::move" ref="af04b9584393258b6d94bee05a5671d75" args="(char_type *__s1, const char_type *__s2, std::size_t __n)" -->
static char_type * <b>move</b> (char_type *__s1, const char_type *__s2, std::size_t __n)
<li><a class="anchor" id="a13cdc4b45259f7da60870bf115d96693"></a><!-- doxytag: member="__gnu_cxx::char_traits::not_eof" ref="a13cdc4b45259f7da60870bf115d96693" args="(const int_type &__c)" -->
static constexpr int_type <b>not_eof</b> (const int_type &__c)
<li><a class="anchor" id="a3a2632e113b236cb9ddf83ea5c698f85"></a><!-- doxytag: member="__gnu_cxx::char_traits::to_char_type" ref="a3a2632e113b236cb9ddf83ea5c698f85" args="(const int_type &__c)" -->
static constexpr char_type <b>to_char_type</b> (const int_type &__c)
<li><a class="anchor" id="a6ed0933aa32b744a9e3b8ff25e843a87"></a><!-- doxytag: member="__gnu_cxx::char_traits::to_int_type" ref="a6ed0933aa32b744a9e3b8ff25e843a87" args="(const char_type &__c)" -->
static constexpr int_type <b>to_int_type</b> (const char_type &__c)
</ul>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><h3>template<typename _CharT><br/>
struct __gnu_cxx::char_traits< _CharT ></h3>
<p>Base class used to implement <a class="el" href="a00415.html" title="Basis for explicit traits specializations.">std::char_traits</a>. </p>
<dl class="note"><dt><b>Note:</b></dt><dd>For any given actual character type, this definition is probably wrong. (Most of the member functions are likely to be right, but the int_type and state_type typedefs, and the eof() member function, are likely to be wrong.) The reason this class exists is so users can specialize it. Classes in namespace std may not be specialized for fundamental types, but classes in namespace <a class="el" href="a01125.html" title="GNU extensions for public use.">__gnu_cxx</a> may be.</dd></dl>
<p>See <a href="http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt05ch13s03.html">http://gcc.gnu.org/onlinedocs/libstdc++/manual/bk01pt05ch13s03.html</a> for advice on how to make use of this class for <em>unusual</em> character types. Also, check out <a class="el" href="a00974.html">include/ext/pod_char_traits.h</a>. </p>
<p>Definition at line <a class="el" href="a00796_source.html#l00085">85</a> of file <a class="el" href="a00796_source.html">char_traits.h</a>.</p>
</div><hr/>The documentation for this struct was generated from the following file:<ul>
<li><a class="el" href="a00796_source.html">char_traits.h</a></li>
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