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<h1 id="firstHeading" class="firstHeading"><span style="font-size:0.7em; line-height:130%">std::</span>codecvt_byname</h1>
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<div id="contentSub"><span class="subpages">&lt; <a href="cpp.html">cpp</a>&lrm; | <a href="cpp-locale.html">locale</a></span></div>
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<div>&#23450;&#20041;&#20110;&#22836;&#25991;&#20214; <code><a href="cpp-header-locale.html">&lt;locale&gt;</a></code></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">template</span><span class="sy1">&lt;</span> <span class="kw1">class</span> InternT, <span class="kw1">class</span> ExternT, <span class="kw1">class</span> State <span class="sy1">&gt;</span><br />
<span class="kw1">class</span> codecvt_byname <span class="sy4">:</span> <span class="kw1">public</span> <a href="cpp-locale-codecvt.html"><span class="kw1939">std::<span class="me2">codecvt</span></span></a><span class="sy1">&lt;</span>InternT, ExternT, State<span class="sy1">&gt;</span><span class="sy4">;</span></span></div>
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<p><code>std::codecvt_byname</code> &#26159; <span class="t-lc"><a href="cpp-locale-codecvt.html">std::codecvt</a></span> &#24179;&#38754;&#65292;&#23553;&#35013;&#20110;&#26500;&#36896;&#26102;&#25351;&#23450;&#30340; locale &#30340;&#22810;&#23383;&#33410;/&#23485;&#23383;&#31526;&#36716;&#25442;&#35268;&#21017;&#12290;</p>
<p>&#26631;&#20934;&#24211;&#25552;&#20379;&#20197;&#19979;&#29420;&#31435;&#29305;&#21270;&#65306;</p>
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<div>&#23450;&#20041;&#20110;&#22836;&#25991;&#20214; <code><a href="cpp-header-locale.html">&lt;locale&gt;</a></code></div>
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<td><span class="t-c"><span class="mw-geshi cpp source-cpp">std<span class="sy4">::</span><span class="me2">codecvt_byname</span><span class="sy1">&lt;</span><span class="kw4">char</span>, <span class="kw4">char</span>, <a href="cpp-string-multibyte-mbstate_t.html"><span class="kw1179">std::<span class="me2">mbstate_t</span></span></a><span class="sy1">&gt;</span></span></span></td>
<td>&#24658;&#31561;&#36716;&#25442;</td>
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<td><span class="t-c"><span class="mw-geshi cpp source-cpp">std<span class="sy4">::</span><span class="me2">codecvt_byname</span><span class="sy1">&lt;</span><span class="kw4">char16_t</span>, <span class="kw4">char</span>, <a href="cpp-string-multibyte-mbstate_t.html"><span class="kw1179">std::<span class="me2">mbstate_t</span></span></a><span class="sy1">&gt;</span></span></span></td>
<td>&#22312; UTF-16 &#21644; UTF-8 &#38388;&#36716;&#25442; <span class="t-mark-rev t-since-cxx11">(C++11 &#36215;)</span><span class="t-mark-rev t-deprecated-cxx20">(C++20 &#20013;&#24323;&#29992;)</span></td>
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<td><span class="t-c"><span class="mw-geshi cpp source-cpp">std<span class="sy4">::</span><span class="me2">codecvt_byname</span><span class="sy1">&lt;</span><span class="kw4">char16_t</span>, char8_t, <a href="cpp-string-multibyte-mbstate_t.html"><span class="kw1179">std::<span class="me2">mbstate_t</span></span></a><span class="sy1">&gt;</span></span></span></td>
<td>&#22312; UTF-16 &#21644; UTF-8 &#38388;&#36716;&#25442; <span class="t-mark-rev t-since-cxx20">(C++20 &#36215;)</span></td>
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<td><span class="t-c"><span class="mw-geshi cpp source-cpp">std<span class="sy4">::</span><span class="me2">codecvt_byname</span><span class="sy1">&lt;</span><span class="kw4">char32_t</span>, <span class="kw4">char</span>, <a href="cpp-string-multibyte-mbstate_t.html"><span class="kw1179">std::<span class="me2">mbstate_t</span></span></a><span class="sy1">&gt;</span></span></span></td>
<td>&#22312; UTF-32 &#21644; UTF-8 &#38388;&#36716;&#25442; <span class="t-mark-rev t-since-cxx11">(C++11 &#36215;)</span><span class="t-mark-rev t-deprecated-cxx20">(C++20 &#20013;&#24323;&#29992;)</span></td>
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<td><span class="t-c"><span class="mw-geshi cpp source-cpp">std<span class="sy4">::</span><span class="me2">codecvt_byname</span><span class="sy1">&lt;</span><span class="kw4">char32_t</span>, char8_t, <a href="cpp-string-multibyte-mbstate_t.html"><span class="kw1179">std::<span class="me2">mbstate_t</span></span></a><span class="sy1">&gt;</span></span></span></td>
<td>&#22312; UTF-32 &#21644; UTF-8 &#38388;&#36716;&#25442; <span class="t-mark-rev t-since-cxx20">(C++20 &#36215;)</span></td>
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<td><span class="t-c"><span class="mw-geshi cpp source-cpp">std<span class="sy4">::</span><span class="me2">codecvt_byname</span><span class="sy1">&lt;</span><span class="kw4">wchar_t</span>, <span class="kw4">char</span>, <a href="cpp-string-multibyte-mbstate_t.html"><span class="kw1179">std::<span class="me2">mbstate_t</span></span></a><span class="sy1">&gt;</span></span></span></td>
<td>&#22312;&#31995;&#32479;&#21407;&#29983;&#23485;&#21644;&#21333;&#23383;&#33410;&#31364;&#23383;&#31526;&#38598;&#38388;&#36716;&#25442;</td>
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<h3><span class="mw-headline" id=".E6.88.90.E5.91.98.E5.87.BD.E6.95.B0">&#25104;&#21592;&#20989;&#25968;</span></h3>
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<div><strong class="selflink"><span class="t-lines"><span>(&#26500;&#36896;&#20989;&#25968;)</span></span></strong></div>
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<td>&#26500;&#36896;&#26032;&#30340; <code>codecvt_byname</code> &#24179;&#38754;<br />
<span class="t-mark">(&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div class="t-dsc-member-div t-dsc-member-nobold-div">
<div><strong class="selflink"><span class="t-lines"><span>(&#26512;&#26500;&#20989;&#25968;)</span></span></strong></div>
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<td>&#26512;&#26500; <code>codecvt_byname</code> &#24179;&#38754;<br />
<span class="t-mark">(&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<h2><span class="mw-headline" id="std::codecvt_byname::codecvt_byname"><span style="font-size:0.7em; line-height:130%">std::codecvt_byname::</span>codecvt_byname</span></h2>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">explicit</span> codecvt_byname<span class="br0">(</span> <span class="kw4">const</span> <span class="kw4">char</span><span class="sy2">*</span> name, <a href="cpp-types-size_t.html"><span class="kw100">std::<span class="me2">size_t</span></span></a> refs <span class="sy1">=</span> <span class="nu0">0</span> <span class="br0">)</span><span class="sy4">;</span></span></div>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">explicit</span> codecvt_byname<span class="br0">(</span> <span class="kw4">const</span> <a href="cpp-string-basic_string.html"><span class="kw1230">std::<span class="me2">string</span></span></a><span class="sy3">&amp;</span> name, <a href="cpp-types-size_t.html"><span class="kw100">std::<span class="me2">size_t</span></span></a> refs <span class="sy1">=</span> <span class="nu0">0</span> <span class="br0">)</span><span class="sy4">;</span></span></div>
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<td class="t-dcl-nopad"></td>
<td><span class="t-mark-rev t-since-cxx11">(C++11 &#36215;)</span></td>
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<p>&#20026;&#21517;&#20026; <code>name</code> &#30340;&#26412;&#22320;&#29615;&#22659;&#26500;&#36896;&#26032;&#30340; <code>std::codecvt_byname</code> &#24179;&#38754;&#12290;</p>
<p><code>refs</code> &#29992;&#20110;&#36164;&#28304;&#31649;&#29702;&#65306;&#22312;&#38144;&#27585;&#26368;&#21518;&#19968;&#20010;&#20445;&#26377;&#24179;&#38754;&#30340; <span class="t-c"><span class="mw-geshi cpp source-cpp"><a href="cpp-locale-locale.html"><span class="kw1894">std::<span class="me2">locale</span></span></a></span></span> &#23545;&#35937;&#26102;&#65292;&#33509; <span class="t-c"><span class="mw-geshi cpp source-cpp">refs <span class="sy1">==</span> <span class="nu0">0</span></span></span> &#65292;&#21017;&#23454;&#29616;&#38144;&#27585;&#24179;&#38754;&#23545;&#35937;&#12290;&#21542;&#21017;&#65292;&#19981;&#38144;&#27585;&#23545;&#35937;&#12290;</p>
<h3><span class="mw-headline" id=".E5.8F.82.E6.95.B0">&#21442;&#25968;</span></h3>
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<td>name</td>
<td>-</td>
<td>&#26412;&#22320;&#29615;&#22659;&#30340;&#21517;&#31216;</td>
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<tr class="t-par">
<td>refs</td>
<td>-</td>
<td>&#38142;&#25509;&#21040;&#35813;&#24179;&#38754;&#30340;&#24341;&#29992;&#25968;</td>
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<div class="t-template-editlink" style=""></div>
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<h2><span class="mw-headline" id="std::codecvt_byname::.7Ecodecvt_byname"><span style="font-size:0.7em; line-height:130%">std::codecvt_byname::</span>~codecvt_byname</span></h2>
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<div><span class="mw-geshi cpp source-cpp"><span class="kw1">protected</span><span class="sy4">:</span><br />
~codecvt_byname<span class="br0">(</span><span class="br0">)</span><span class="sy4">;</span></span></div>
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<p>&#38144;&#27585;&#24179;&#38754;&#12290;</p>
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<h2><span class="mw-headline" id=".E7.BB.A7.E6.89.BF.E8.87.AA_std::codecvt">&#32487;&#25215;&#33258; <a href="cpp-locale-codecvt.html"><span style="font-size:0.7em; line-height:130%">std::</span>codecvt</a></span></h2>
<h3><span class="mw-headline" id=".E6.88.90.E5.91.98.E7.B1.BB.E5.9E.8B">&#25104;&#21592;&#31867;&#22411;</span></h3>
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<td>&#25104;&#21592;&#31867;&#22411;</td>
<td>&#23450;&#20041;</td>
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<td><code>intern_type</code></td>
<td><code>internT</code></td>
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<tr class="t-dsc">
<td><code>extern_type</code></td>
<td><code>externT</code></td>
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<td><code>state_type</code></td>
<td><code>stateT</code></td>
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<h3><span class="mw-headline" id=".E6.88.90.E5.91.98.E5.AF.B9.E8.B1.A1">&#25104;&#21592;&#23545;&#35937;</span></h3>
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<td>&#25104;&#21592;&#21517;</td>
<td>&#31867;&#22411;</td>
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<td><code>id</code> <span class="t-cmark">[&#38745;&#24577;]</span></td>
<td><span class="t-lc"><a href="cpp-locale-locale-id.html">std::locale::id</a></span></td>
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<h3><span class="mw-headline" id=".E6.88.90.E5.91.98.E5.87.BD.E6.95.B0_2">&#25104;&#21592;&#20989;&#25968;</span></h3>
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<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-out.html"><span class="t-lines"><span>out</span></span></a></div>
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<td>&#35843;&#29992; <code>do_out</code><br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-in.html"><span class="t-lines"><span>in</span></span></a></div>
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<td>&#35843;&#29992; <code>do_in</code><br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-unshift.html"><span class="t-lines"><span>unshift</span></span></a></div>
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<td>&#35843;&#29992; <code>do_unshift</code><br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-encoding.html"><span class="t-lines"><span>encoding</span></span></a></div>
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<td>&#35843;&#29992; <code>do_encoding</code><br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-always_noconv.html"><span class="t-lines"><span>always_noconv</span></span></a></div>
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<td>&#35843;&#29992; <code>do_always_noconv</code><br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-length.html"><span class="t-lines"><span>length</span></span></a></div>
</div>
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<td>&#35843;&#29992; <code>do_length</code><br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-max_length.html"><span class="t-lines"><span>max_length</span></span></a></div>
</div>
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<td>&#35843;&#29992; <code>do_max_length</code><br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#20844;&#24320;&#25104;&#21592;&#20989;&#25968;)</span></td>
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</table>
<h3><span class="mw-headline" id=".E5.8F.97.E4.BF.9D.E6.8A.A4.E6.88.90.E5.91.98.E5.87.BD.E6.95.B0">&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;</span></h3>
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<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-out.html"><span class="t-lines"><span>do_out</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
</div>
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<td>&#20174; internT &#36716;&#25442;&#23383;&#31526;&#20018;&#20026; externT &#36716;&#25442;&#23383;&#31526;&#20018;&#65292;&#22914;&#22312;&#20889;&#20837;&#25991;&#20214;&#26102;<br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#34394;&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-in.html"><span class="t-lines"><span>do_in</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
</div>
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<td>&#20174; externT &#36716;&#25442;&#23383;&#31526;&#20018;&#20026; internT &#65292;&#22914;&#22312;&#20174;&#25991;&#20214;&#35835;&#21462;&#26102;<br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#34394;&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-unshift.html"><span class="t-lines"><span>do_unshift</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
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<td>&#20026;&#19981;&#23436;&#25972;&#36716;&#25442;&#29983;&#25104; externT &#23383;&#31526;&#30340;&#32456;&#27490;&#23383;&#31526;&#24207;&#21015;<br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#34394;&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-encoding.html"><span class="t-lines"><span>do_encoding</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
</div>
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<td>&#36820;&#22238;&#20135;&#29983;&#19968;&#20010; internT &#23383;&#31526;&#25152;&#38656;&#30340; externT &#23383;&#31526;&#25968;&#65292;&#33509;&#27492;&#20540;&#20026;&#24120;&#25968;<br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#34394;&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
</tr>
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-always_noconv.html"><span class="t-lines"><span>do_always_noconv</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
</div>
</td>
<td>&#27979;&#35797;&#24179;&#38754;&#32534;&#30721;&#26159;&#21542;&#23545;&#25152;&#26377;&#21512;&#27861;&#20540;&#20026;&#24658;&#31561;&#36716;&#25442;<br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#34394;&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-length.html"><span class="t-lines"><span>do_length</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
</div>
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<td>&#35745;&#31639;&#36716;&#25442;&#25104;&#32473;&#23450;&#30340; internT &#32531;&#20914;&#21306;&#20250;&#28040;&#32791;&#30340; externT &#23383;&#31526;&#20018;&#38271;&#24230;<br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#34394;&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
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<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt-max_length.html"><span class="t-lines"><span>do_max_length</span></span></a></div>
<div><span class="t-lines"><span><span class="t-cmark">[&#34394;]</span></span></span></div>
</div>
</td>
<td>&#36820;&#22238;&#33021;&#36716;&#25442;&#25104;&#21333;&#20010; internT &#23383;&#31526;&#30340;&#26368;&#22823; externT &#23383;&#31526;&#25968;<br />
<span class="t-mark">(<code>std::codecvt&lt;InternT,ExternT,State&gt;</code> &#30340;&#34394;&#21463;&#20445;&#25252;&#25104;&#21592;&#20989;&#25968;)</span></td>
</tr>
</table>
<p><br /></p>
</div>
<div class="t-inherited">
<h2><span class="mw-headline" id=".E7.BB.A7.E6.89.BF.E8.87.AA_std::codecvt_base">&#32487;&#25215;&#33258; <a href="cpp-locale-codecvt_base.html"><span style="font-size:0.7em; line-height:130%">std::</span>codecvt_base</a></span></h2>
<table class="t-dsc-begin">
<tr class="t-dsc-hitem">
<td>&#25104;&#21592;&#31867;&#22411;</td>
<td>&#23450;&#20041;</td>
</tr>
<tr class="t-dsc">
<td><span class="t-c"><span class="mw-geshi cpp source-cpp"><span class="kw2">enum</span> result <span class="br0">{</span> ok, partial, error, noconv <span class="br0">}</span><span class="sy4">;</span></span></span></td>
<td>&#26080;&#20316;&#29992;&#22495;&#26522;&#20030;&#31867;&#22411;</td>
</tr>
</table>
<table class="t-dsc-begin">
<tr class="t-dsc-hitem">
<td>&#26522;&#20030;&#24120;&#37327;</td>
<td>&#23450;&#20041;</td>
</tr>
<tr class="t-dsc">
<td><code>ok</code></td>
<td>&#23436;&#25104;&#36716;&#25442;&#32780;&#26080;&#38169;&#35823;</td>
</tr>
<tr class="t-dsc">
<td><code>partial</code></td>
<td>&#26410;&#36716;&#25442;&#25152;&#26377;&#28304;&#23383;&#31526;</td>
</tr>
<tr class="t-dsc">
<td><code>error</code></td>
<td>&#36935;&#21040;&#38750;&#27861;&#23383;&#31526;</td>
</tr>
<tr class="t-dsc">
<td><code>noconv</code></td>
<td>&#19981;&#35201;&#27714;&#36716;&#25442;&#65292;&#36755;&#20837;&#19982;&#36755;&#20986;&#31867;&#22411;&#30456;&#21516;</td>
</tr>
</table>
</div>
<h3><span class="mw-headline" id=".E7.A4.BA.E4.BE.8B">&#31034;&#20363;</span></h3>
<div class="t-example">
<p>&#27492;&#31034;&#20363;&#28436;&#31034;&#29992;&#26469;&#33258;&#20855;&#22791; GB18030 &#30340; locale &#30340;&#26412;&#22320;&#29615;&#22659;&#35835;&#21462; GB18030 &#32534;&#30721;&#30340;&#25991;&#20214;</p>
<div class="t-example-live-link"></div>
<div dir="ltr" class="mw-geshi" style="text-align: left;">
<div class="cpp source-cpp">
<pre class="de1"><span class="co2">#include &lt;iostream&gt;</span>
<span class="co2">#include &lt;fstream&gt;</span>
<span class="co2">#include &lt;string&gt;</span>
<span class="co2">#include &lt;locale&gt;</span>
<span class="kw4">int</span> main<span class="br0">(</span><span class="br0">)</span>
<span class="br0">{</span>
<span class="co1">// GB18030 &#31364;&#22810;&#23383;&#33410;&#32534;&#30721;</span>
<a href="cpp-io-basic_ofstream.html"><span class="kw1733">std::<span class="me2">ofstream</span></span></a><span class="br0">(</span><span class="st0">&quot;text.txt&quot;</span><span class="br0">)</span> <span class="sy1">&lt;&lt;</span> <span class="st0">&quot;<span class="es2">\x7a</span>&quot;</span> <span class="co1">// &#23383;&#27597; &#39;z&#39; &#65292; U+007a</span>
<span class="st0">&quot;<span class="es2">\x81</span><span class="es2">\x30</span><span class="es2">\x89</span><span class="es2">\x38</span>&quot;</span> <span class="co1">// &#23383;&#27597; &#39;&szlig;&#39; &#65292; U+00df</span>
<span class="st0">&quot;<span class="es2">\xcb</span><span class="es2">\xae</span>&quot;</span> <span class="co1">// CJK &#34920;&#24847;&#23383;&#31526; &#39;&#27700;&#39; &#65292; U+6c34</span>
<span class="st0">&quot;<span class="es2">\x94</span><span class="es2">\x32</span><span class="es2">\xbc</span><span class="es2">\x35</span>&quot;</span><span class="sy4">;</span> <span class="co1">// &#38899;&#31526; &#39;&#119051;&#39; (segno) &#65292; U+1d10b</span>
<a href="cpp-io-basic_ifstream.html"><span class="kw1746">std::<span class="me2">wifstream</span></span></a> fin<span class="br0">(</span><span class="st0">&quot;text.txt&quot;</span><span class="br0">)</span><span class="sy4">;</span>
fin.<span class="me1">imbue</span><span class="br0">(</span><a href="cpp-locale-locale.html"><span class="kw1894">std::<span class="me2">locale</span></span></a><span class="br0">(</span>fin.<span class="me1">getloc</span><span class="br0">(</span><span class="br0">)</span>,
new std<span class="sy4">::</span><span class="me2">codecvt_byname</span><span class="sy1">&lt;</span><span class="kw4">wchar_t</span>, <span class="kw4">char</span>, <a href="cpp-string-multibyte-mbstate_t.html"><span class="kw1179">std::<span class="me2">mbstate_t</span></span></a><span class="sy1">&gt;</span><span class="br0">(</span><span class="st0">&quot;zh_CN.gb18030&quot;</span><span class="br0">)</span><span class="br0">)</span><span class="br0">)</span><span class="sy4">;</span>
<span class="kw1">for</span> <span class="br0">(</span><span class="kw4">wchar_t</span> c<span class="sy4">;</span> fin.<span class="me1">get</span><span class="br0">(</span>c<span class="br0">)</span><span class="sy4">;</span> <span class="br0">)</span>
<a href="cpp-io-cout.html"><span class="kw1758">std::<span class="me2">cout</span></span></a> <span class="sy1">&lt;&lt;</span> <a href="cpp-io-manip-hex.html"><span class="kw1782">std::<span class="me2">hex</span></span></a> <span class="sy1">&lt;&lt;</span> <a href="cpp-io-manip-showbase.html"><span class="kw1766">std::<span class="me2">showbase</span></span></a> <span class="sy1">&lt;&lt;</span> c <span class="sy1">&lt;&lt;</span> <span class="st0">&#39;<span class="es1">\n</span>&#39;</span><span class="sy4">;</span>
<span class="br0">}</span></pre></div>
</div>
<p>&#36755;&#20986;&#65306;</p>
<div dir="ltr" class="mw-geshi" style="text-align: left;">
<div class="text source-text">
<pre class="de1">0x7a
0xdf
0x6c34
0x1d10b</pre></div>
</div>
</div>
<h3><span class="mw-headline" id=".E5.8F.82.E9.98.85">&#21442;&#38405;</span></h3>
<table class="t-dsc-begin">
<tr class="t-dsc">
<td>
<div class="t-dsc-member-div">
<div><a href="cpp-locale-codecvt.html"><span class="t-lines"><span>codecvt</span></span></a></div>
</div>
</td>
<td>&#22312;&#23383;&#31526;&#32534;&#30721;&#38388;&#36716;&#25442;&#65292;&#21253;&#25324; UTF-8&#12289;UTF-16&#12289;UTF-32<br />
<span class="t-mark">(&#31867;&#27169;&#26495;)</span></td>
</tr>
</table>
</div>
<div class="visualClear"></div>
</div>
</div>
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