<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <meta http-equiv="X-UA-Compatible" content="IE=9"/> <meta name="generator" content="Doxygen 1.8.15"/> <meta name="viewport" content="width=device-width, initial-scale=1"/> <title>libstdc++: Locales</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="navtree.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="resize.js"></script> <script type="text/javascript" src="navtreedata.js"></script> <script type="text/javascript" src="navtree.js"></script> <script type="text/javascript"> /* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */ 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id="doc-content"> <div class="header"> <div class="summary"> <a href="#nested-classes">Classes</a> | <a href="#func-members">Functions</a> </div> <div class="headertitle"> <div class="title">Locales</div> </div> </div><!--header--> <div class="contents"> <table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a> Classes</h2></td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05136.html">std::codecvt< _InternT, _ExternT, _StateT ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05856.html">std::ctype< _CharT ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05860.html">std::ctype< char ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05864.html">std::ctype< wchar_t ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05816.html">std::locale</a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05820.html">std::locale::facet</a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05824.html">std::locale::id</a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05972.html">std::messages< _CharT ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05968.html">std::messages_base</a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05940.html">std::money_base</a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05960.html">std::money_get< _CharT, _InIter ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05964.html">std::money_put< _CharT, _OutIter ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05952.html">std::moneypunct< _CharT, _Intl ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05896.html">std::num_get< _CharT, _InIter ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05900.html">std::num_put< _CharT, _OutIter ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05888.html">std::numpunct< _CharT ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05912.html">std::time_base</a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05924.html">std::time_get< _CharT, _InIter ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05932.html">std::time_put< _CharT, _OutIter ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05844.html">std::wbuffer_convert< _Codecvt, _Elem, _Tr ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="a05840.html">std::wstring_convert< _Codecvt, _Elem, _Wide_alloc, _Byte_alloc ></a></td></tr> <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> </table><table class="memberdecls"> <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a> Functions</h2></td></tr> <tr class="memitem:gafbb7445c69eeb6639156a1fc26778f51"><td class="memTemplParams" colspan="2"><a id="gafbb7445c69eeb6639156a1fc26778f51"></a> template<typename _OutStr , typename _InChar , typename _Codecvt , typename _State , typename _Fn > </td></tr> <tr class="memitem:gafbb7445c69eeb6639156a1fc26778f51"><td class="memTemplItemLeft" align="right" valign="top">bool </td><td class="memTemplItemRight" valign="bottom"><b>std::__do_str_codecvt</b> (const _InChar *__first, const _InChar *__last, _OutStr &__outstr, const _Codecvt &__cvt, _State &__state, size_t &__count, _Fn __fn)</td></tr> <tr class="separator:gafbb7445c69eeb6639156a1fc26778f51"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga381977a68fd6ff4ec78b5fd825d63cb1"><td class="memTemplParams" colspan="2"><a id="ga381977a68fd6ff4ec78b5fd825d63cb1"></a> template<typename _CharT , typename _Traits , typename _Alloc , typename _State > </td></tr> <tr class="memitem:ga381977a68fd6ff4ec78b5fd825d63cb1"><td class="memTemplItemLeft" align="right" valign="top">bool </td><td class="memTemplItemRight" valign="bottom"><b>std::__str_codecvt_in</b> (const char *__first, const char *__last, <a class="el" href="a04768.html">basic_string</a>< _CharT, _Traits, _Alloc > &__outstr, const <a class="el" href="a05136.html">codecvt</a>< _CharT, char, _State > &__cvt, _State &__state, size_t &__count)</td></tr> <tr class="separator:ga381977a68fd6ff4ec78b5fd825d63cb1"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaafe2a14dd6f14a2026ff21e99088510a"><td class="memTemplParams" colspan="2"><a id="gaafe2a14dd6f14a2026ff21e99088510a"></a> template<typename _CharT , typename _Traits , typename _Alloc , typename _State > </td></tr> <tr class="memitem:gaafe2a14dd6f14a2026ff21e99088510a"><td class="memTemplItemLeft" align="right" valign="top">bool </td><td class="memTemplItemRight" valign="bottom"><b>std::__str_codecvt_in</b> (const char *__first, const char *__last, <a class="el" href="a04768.html">basic_string</a>< _CharT, _Traits, _Alloc > &__outstr, const <a class="el" href="a05136.html">codecvt</a>< _CharT, char, _State > &__cvt)</td></tr> <tr class="separator:gaafe2a14dd6f14a2026ff21e99088510a"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaf1804cb94dafa3325794f827de6d1cae"><td class="memTemplParams" colspan="2"><a id="gaf1804cb94dafa3325794f827de6d1cae"></a> template<typename _CharT , typename _Traits , typename _Alloc , typename _State > </td></tr> <tr class="memitem:gaf1804cb94dafa3325794f827de6d1cae"><td class="memTemplItemLeft" align="right" valign="top">bool </td><td class="memTemplItemRight" valign="bottom"><b>std::__str_codecvt_out</b> (const _CharT *__first, const _CharT *__last, <a class="el" href="a04768.html">basic_string</a>< char, _Traits, _Alloc > &__outstr, const <a class="el" href="a05136.html">codecvt</a>< _CharT, char, _State > &__cvt, _State &__state, size_t &__count)</td></tr> <tr class="separator:gaf1804cb94dafa3325794f827de6d1cae"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:gaa367860f05cf4c92769470998ffb3529"><td class="memTemplParams" colspan="2"><a id="gaa367860f05cf4c92769470998ffb3529"></a> template<typename _CharT , typename _Traits , typename _Alloc , typename _State > </td></tr> <tr class="memitem:gaa367860f05cf4c92769470998ffb3529"><td class="memTemplItemLeft" align="right" valign="top">bool </td><td class="memTemplItemRight" valign="bottom"><b>std::__str_codecvt_out</b> (const _CharT *__first, const _CharT *__last, <a class="el" href="a04768.html">basic_string</a>< char, _Traits, _Alloc > &__outstr, const <a class="el" href="a05136.html">codecvt</a>< _CharT, char, _State > &__cvt)</td></tr> <tr class="separator:gaa367860f05cf4c92769470998ffb3529"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga6b89e11cb621fe8ebd14969449a79271"><td class="memTemplParams" colspan="2">template<typename _Facet > </td></tr> <tr class="memitem:ga6b89e11cb621fe8ebd14969449a79271"><td class="memTemplItemLeft" align="right" valign="top">bool </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01489.html#ga6b89e11cb621fe8ebd14969449a79271">std::has_facet</a> (const <a class="el" href="a05816.html">locale</a> &__loc) throw ()</td></tr> <tr class="separator:ga6b89e11cb621fe8ebd14969449a79271"><td class="memSeparator" colspan="2"> </td></tr> <tr class="memitem:ga8c25296d7a1b85124de8ac561e8945cf"><td class="memTemplParams" colspan="2">template<typename _Facet > </td></tr> <tr class="memitem:ga8c25296d7a1b85124de8ac561e8945cf"><td class="memTemplItemLeft" align="right" valign="top">const _Facet & </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a01489.html#ga8c25296d7a1b85124de8ac561e8945cf">std::use_facet</a> (const <a class="el" href="a05816.html">locale</a> &__loc)</td></tr> <tr class="separator:ga8c25296d7a1b85124de8ac561e8945cf"><td class="memSeparator" colspan="2"> </td></tr> </table> <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> <p>Classes and functions for internationalization and localization. </p> <h2 class="groupheader">Function Documentation</h2> <a id="ga6b89e11cb621fe8ebd14969449a79271"></a> <h2 class="memtitle"><span class="permalink"><a href="#ga6b89e11cb621fe8ebd14969449a79271">◆ </a></span>has_facet()</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Facet > </div> <table class="memname"> <tr> <td class="memname">bool std::has_facet </td> <td>(</td> <td class="paramtype">const <a class="el" href="a05816.html">locale</a> & </td> <td class="paramname"><em>__loc</em></td><td>)</td> <td></td> </tr> <tr> <td align="right">throw </td><td>(</td><td colspan="2"></td> </tr> <tr> <td align="right"></td><td>)</td><td></td><td></td> </tr> </table> </div><div class="memdoc"> <p>Test for the presence of a facet.has_facet tests the locale argument for the presence of the facet type provided as the template parameter. Facets derived from the facet parameter will also return true. </p> <dl class="tparams"><dt>Template Parameters</dt><dd> <table class="tparams"> <tr><td class="paramname">_Facet</td><td>The facet type to test the presence of. </td></tr> </table> </dd> </dl> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__loc</td><td>The locale to test. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>true if <code>__loc</code> contains a facet of type _Facet, else false. </dd></dl> <p class="definition">Definition at line <a class="el" href="a00395_source.html#l00104">104</a> of file <a class="el" href="a00395_source.html">locale_classes.tcc</a>.</p> </div> </div> <a id="ga8c25296d7a1b85124de8ac561e8945cf"></a> <h2 class="memtitle"><span class="permalink"><a href="#ga8c25296d7a1b85124de8ac561e8945cf">◆ </a></span>use_facet()</h2> <div class="memitem"> <div class="memproto"> <div class="memtemplate"> template<typename _Facet > </div> <table class="memname"> <tr> <td class="memname">const _Facet & std::use_facet </td> <td>(</td> <td class="paramtype">const <a class="el" href="a05816.html">locale</a> & </td> <td class="paramname"><em>__loc</em></td><td>)</td> <td></td> </tr> </table> </div><div class="memdoc"> <p>Return a facet.use_facet looks for and returns a reference to a facet of type Facet where Facet is the template parameter. If has_facet(locale) is true, there is a suitable facet to return. It throws std::bad_cast if the locale doesn't contain a facet of type Facet. </p> <dl class="tparams"><dt>Template Parameters</dt><dd> <table class="tparams"> <tr><td class="paramname">_Facet</td><td>The facet type to access. </td></tr> </table> </dd> </dl> <dl class="params"><dt>Parameters</dt><dd> <table class="params"> <tr><td class="paramname">__loc</td><td>The locale to use. </td></tr> </table> </dd> </dl> <dl class="section return"><dt>Returns</dt><dd>Reference to facet of type Facet. </dd></dl> <dl class="exception"><dt>Exceptions</dt><dd> <table class="exception"> <tr><td class="paramname">std::bad_cast</td><td>if <code>__loc</code> doesn't contain a facet of type _Facet. </td></tr> </table> </dd> </dl> <p class="definition">Definition at line <a class="el" href="a00395_source.html#l00132">132</a> of file <a class="el" href="a00395_source.html">locale_classes.tcc</a>.</p> </div> </div> </div><!-- contents --> </div><!-- doc-content --> <!-- start footer part --> <div id="nav-path" class="navpath"><!-- id is needed for treeview function! --> <ul> <li class="footer">Generated by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.15 </li> </ul> </div> </body> </html>