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<li class="navelem"><a class="el" href="dir_17297ffb27ce571941f5fb5008f01a1f.html">dl</a></li><li class="navelem"><a class="el" href="dir_880cbdb7e19477dab0ac315d644729fb.html">memory</a></li> </ul>
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<a href="dl__code__cvt_8h.html">浏览该文件的文档.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include &lt;string&gt;</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include &quot;<a class="code" href="dl__buffer_8h.html">dl_buffer.h</a>&quot;</span></div>
<div class="foldopen" id="foldopen00020" data-start="{" data-end="}">
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html"> 20</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacedl_1_1_code_cvt.html">dl::CodeCvt</a></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span>{</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#a7fbd670608473f36b35ae2222d687e4d"> 26</a></span><a class="code hl_class" href="classdl_1_1_buffer.html">Buffer</a> <a class="code hl_function" href="namespacedl_1_1_code_cvt.html#a7fbd670608473f36b35ae2222d687e4d">CvtString</a>(std::string_view from, std::string_view to, <a class="code hl_class" href="classdl_1_1_buffer_view.html">BufferView</a> buf);</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span></div>
<div class="foldopen" id="foldopen00029" data-start="{" data-end="}">
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt_1_1_utf8.html"> 29</a></span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespacedl_1_1_code_cvt_1_1_utf8.html">Utf8</a></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span>{</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt_1_1_utf8.html#a23cf354856f74f2af4669da3e0adb193"> 37</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="namespacedl_1_1_code_cvt_1_1_utf8.html#a23cf354856f74f2af4669da3e0adb193">Check</a>(std::string_view str);</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt_1_1_utf8.html#aa027be9141f410364d2be2edaedc96f7"> 45</a></span><span class="keywordtype">size_t</span> <a class="code hl_function" href="namespacedl_1_1_code_cvt_1_1_utf8.html#aa027be9141f410364d2be2edaedc96f7">Sub</a>(std::string_view str, <span class="keywordtype">size_t</span> max);</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span></div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt_1_1_utf8.html#aab594c9787d48e2d93f2d6df7a1811ad"> 54</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="namespacedl_1_1_code_cvt_1_1_utf8.html#aab594c9787d48e2d93f2d6df7a1811ad">Copy</a>(<span class="keywordtype">char</span>* target, <span class="keywordtype">size_t</span> size, std::string_view source, <span class="keywordtype">bool</span> show_log = <span class="keyword">true</span>);</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span>}</div>
</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span><span class="comment">//-----------------------------------------------cvt--------------------------------------------</span></div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#a6bfa8064ffc1eb5ad133250c75d5f4d4"> 59</a></span><span class="keyword">constexpr</span> <span class="keywordtype">size_t</span> <a class="code hl_variable" href="namespacedl_1_1_code_cvt.html#a6bfa8064ffc1eb5ad133250c75d5f4d4">SIZE_BUFFER_STRING_CONVERT</a> = 1024;</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="comment">//---------------------------------utf8--------------------------------------------</span></div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#adafbf90172e056e5fd49a60a726dc876"> 68</a></span>std::string <a class="code hl_function" href="namespacedl_1_1_code_cvt.html#adafbf90172e056e5fd49a60a726dc876">Utf8ToMultiByte</a>(std::string_view str, std::string_view code_page = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#a6adf76abdd7cdb3acd5b217a9cbef1da"> 72</a></span>std::wstring <a class="code hl_function" href="namespacedl_1_1_code_cvt.html#a6adf76abdd7cdb3acd5b217a9cbef1da">Utf8ToWideChar</a>(std::string_view str);</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#aaf82007fa3fbe9e74fcbe730218109dd"> 76</a></span>std::u32string <a class="code hl_function" href="namespacedl_1_1_code_cvt.html#aaf82007fa3fbe9e74fcbe730218109dd">Utf8ToUtf32</a>(std::string_view str);</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span><span class="comment">//---------------------------------本地编码--------------------------------------------</span></div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#a8af029b70fdfdf338126c3cf05690653"> 83</a></span>std::string <a class="code hl_function" href="namespacedl_1_1_code_cvt.html#a8af029b70fdfdf338126c3cf05690653">MultiByteToUtf8</a>(std::string_view str, std::string_view code_page = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span></div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#adcbd3de137cc6158881d2f9a2bf1d615"> 89</a></span>std::string <a class="code hl_function" href="namespacedl_1_1_code_cvt.html#a8af029b70fdfdf338126c3cf05690653">MultiByteToUtf8</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* str, std::string_view code_page = <span class="stringliteral">&quot;&quot;</span>);</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span><span class="comment">//---------------------------------宽字符--------------------------------------------</span></div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#a29d8aba6b2c0c58f265d3b117d166fc4"> 96</a></span>std::string <a class="code hl_function" href="namespacedl_1_1_code_cvt.html#a29d8aba6b2c0c58f265d3b117d166fc4">WideCharToUtf8</a>(std::wstring_view str);</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span><span class="comment">//---------------------------------utf32--------------------------------------------</span></div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"><a class="line" href="namespacedl_1_1_code_cvt.html#aa3e85de9fc5d4178f86e8450bdb01792"> 102</a></span>std::string <a class="code hl_function" href="namespacedl_1_1_code_cvt.html#aa3e85de9fc5d4178f86e8450bdb01792">Utf32ToUtf8</a>(std::u32string_view str);</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span><span class="comment">//</span></div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span><span class="comment">// * @brief 字符串转换：utf-8 -&gt; 宽字符</span></div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span><span class="comment">//*/</span></div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span><span class="comment">//std::wstring cvt_u8_wc(string_view str);</span></div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span><span class="comment">//</span></div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span><span class="comment">// * @brief 字符串转换：utf-8 -&gt; 本地编码</span></div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span><span class="comment">// * @note 此函数只在必须时使用</span></div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span><span class="comment">//*/</span></div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span><span class="comment">//string cvt_u8_mb(string_view str);</span></div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span><span class="comment">//</span></div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span><span class="comment">// * @brief 字符串转换：utf_string -&gt; utf-8</span></div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span><span class="comment">//*/</span></div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span><span class="comment">//utf_string cvt_u8_utf(string_view str);</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span><span class="comment">//</span></div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span><span class="comment">// * @brief 字符串转换：宽字符 -&gt; utf-8</span></div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span><span class="comment">//*/</span></div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span><span class="comment">//string cvt_wc_u8(const wchar_t* str);</span></div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span><span class="comment">//string cvt_wc_u8(std::wstring_view str);</span></div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span><span class="comment">//</span></div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span><span class="comment">// * @brief 字符串转换：宽字符 -&gt; 本地编码</span></div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span><span class="comment">//*/</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span><span class="comment">//string cvt_wc_mb(const wchar_t* str, string_view code_name = &quot;&quot;);</span></div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span><span class="comment">//</span></div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span><span class="comment">//</span></div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span><span class="comment">//</span></div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span><span class="comment">//* @brief 字符串转换：mb -&gt; utf-8</span></div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span><span class="comment">//*/</span></div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span><span class="comment">//string cvt_mb_u8(const char* str, string_view code_name = &quot;&quot;);</span></div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span><span class="comment">//string cvt_mb_u8(string_view str, string_view code_name = &quot;&quot;);</span></div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span><span class="comment">//</span></div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span><span class="comment">// * @brief 字符串转换：mb -&gt; wc</span></div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span><span class="comment">//*/</span></div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span><span class="comment">//std::wstring cvt_mb_wc(const char* str, string_view code_name = &quot;&quot;);</span></div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span><span class="comment">//</span></div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span><span class="comment">// * @brief 字符串转换：utf_string -&gt; utf-8</span></div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span><span class="comment">//*/</span></div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span><span class="comment">//string cvt_utf_u8(const utf_string&amp; str);</span></div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span><span class="comment">//</span></div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span><span class="comment">//namespace ANSIExtend</span></div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span><span class="comment">//{</span></div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span><span class="comment">// /**</span></div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span><span class="comment">// * @brief gbk编码截断</span></div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span><span class="comment">// * @param[in] str 源字符串</span></div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span><span class="comment">// * @param[in] max 最大长度</span></div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span><span class="comment">// * @retval 返回应该截断的位置</span></div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span><span class="comment">// */</span></div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span><span class="comment">// size_t GbkSubIndex(std::string_view str, size_t max);</span></div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span><span class="comment">//</span></div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span><span class="comment">// inline std::string_view GbkSub(std::string_view str, size_t max)</span></div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span><span class="comment">// {</span></div>
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span><span class="comment">// return { str.begin(), str.begin() + GbkSubIndex(str, max) };</span></div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span><span class="comment">// }</span></div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span><span class="comment">//}</span></div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> </div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span>}</div>
</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> </div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="ttc" id="aclassdl_1_1_buffer_html"><div class="ttname"><a href="classdl_1_1_buffer.html">dl::Buffer</a></div><div class="ttdef"><b>定义</b> <a href="dl__buffer_8h_source.html#l00028">dl_buffer.h:29</a></div></div>
<div class="ttc" id="aclassdl_1_1_buffer_view_html"><div class="ttname"><a href="classdl_1_1_buffer_view.html">dl::BufferView</a></div><div class="ttdef"><b>定义</b> <a href="dl__buffer_8h_source.html#l00155">dl_buffer.h:156</a></div></div>
<div class="ttc" id="adl__buffer_8h_html"><div class="ttname"><a href="dl__buffer_8h.html">dl_buffer.h</a></div><div class="ttdoc">表示一段内存</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_1_1_utf8_html"><div class="ttname"><a href="namespacedl_1_1_code_cvt_1_1_utf8.html">dl::CodeCvt::Utf8</a></div><div class="ttdoc">utf8编码</div><div class="ttdef"><b>定义</b> <a href="#l00029">dl_code_cvt.h:30</a></div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_1_1_utf8_html_a23cf354856f74f2af4669da3e0adb193"><div class="ttname"><a href="namespacedl_1_1_code_cvt_1_1_utf8.html#a23cf354856f74f2af4669da3e0adb193">dl::CodeCvt::Utf8::Check</a></div><div class="ttdeci">int Check(std::string_view str)</div><div class="ttdoc">返回是否是utf-8编码</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_1_1_utf8_html_aa027be9141f410364d2be2edaedc96f7"><div class="ttname"><a href="namespacedl_1_1_code_cvt_1_1_utf8.html#aa027be9141f410364d2be2edaedc96f7">dl::CodeCvt::Utf8::Sub</a></div><div class="ttdeci">size_t Sub(std::string_view str, size_t max)</div><div class="ttdoc">utf-8的子串计算</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_1_1_utf8_html_aab594c9787d48e2d93f2d6df7a1811ad"><div class="ttname"><a href="namespacedl_1_1_code_cvt_1_1_utf8.html#aab594c9787d48e2d93f2d6df7a1811ad">dl::CodeCvt::Utf8::Copy</a></div><div class="ttdeci">void Copy(char *target, size_t size, std::string_view source, bool show_log=true)</div><div class="ttdoc">utf-8的安全复制</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html">dl::CodeCvt</a></div><div class="ttdoc">字符编码转换</div><div class="ttdef"><b>定义</b> <a href="#l00020">dl_code_cvt.h:21</a></div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html_a29d8aba6b2c0c58f265d3b117d166fc4"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html#a29d8aba6b2c0c58f265d3b117d166fc4">dl::CodeCvt::WideCharToUtf8</a></div><div class="ttdeci">std::string WideCharToUtf8(std::wstring_view str)</div><div class="ttdoc">字符串转换：宽字符 -&gt; utf8</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html_a6adf76abdd7cdb3acd5b217a9cbef1da"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html#a6adf76abdd7cdb3acd5b217a9cbef1da">dl::CodeCvt::Utf8ToWideChar</a></div><div class="ttdeci">std::wstring Utf8ToWideChar(std::string_view str)</div><div class="ttdoc">字符串转换：utf8 -&gt; 宽字符</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html_a6bfa8064ffc1eb5ad133250c75d5f4d4"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html#a6bfa8064ffc1eb5ad133250c75d5f4d4">dl::CodeCvt::SIZE_BUFFER_STRING_CONVERT</a></div><div class="ttdeci">constexpr size_t SIZE_BUFFER_STRING_CONVERT</div><div class="ttdoc">编码转换缓冲区大小，越大使用更多的内存，但会更快</div><div class="ttdef"><b>定义</b> <a href="#l00059">dl_code_cvt.h:59</a></div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html_a7fbd670608473f36b35ae2222d687e4d"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html#a7fbd670608473f36b35ae2222d687e4d">dl::CodeCvt::CvtString</a></div><div class="ttdeci">Buffer CvtString(std::string_view from, std::string_view to, BufferView buf)</div><div class="ttdoc">iconv的简单封装，请使用更具体的函数。</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html_a8af029b70fdfdf338126c3cf05690653"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html#a8af029b70fdfdf338126c3cf05690653">dl::CodeCvt::MultiByteToUtf8</a></div><div class="ttdeci">std::string MultiByteToUtf8(std::string_view str, std::string_view code_page=&quot;&quot;)</div><div class="ttdoc">字符串转换：本地编码 -&gt; utf8</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html_aa3e85de9fc5d4178f86e8450bdb01792"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html#aa3e85de9fc5d4178f86e8450bdb01792">dl::CodeCvt::Utf32ToUtf8</a></div><div class="ttdeci">std::string Utf32ToUtf8(std::u32string_view str)</div><div class="ttdoc">字符串转换：utf32 -&gt; utf8</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html_aaf82007fa3fbe9e74fcbe730218109dd"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html#aaf82007fa3fbe9e74fcbe730218109dd">dl::CodeCvt::Utf8ToUtf32</a></div><div class="ttdeci">std::u32string Utf8ToUtf32(std::string_view str)</div><div class="ttdoc">字符串转换：utf8 -&gt; utf32</div></div>
<div class="ttc" id="anamespacedl_1_1_code_cvt_html_adafbf90172e056e5fd49a60a726dc876"><div class="ttname"><a href="namespacedl_1_1_code_cvt.html#adafbf90172e056e5fd49a60a726dc876">dl::CodeCvt::Utf8ToMultiByte</a></div><div class="ttdeci">std::string Utf8ToMultiByte(std::string_view str, std::string_view code_page=&quot;&quot;)</div><div class="ttdoc">字符串转换：utf8 -&gt; 本地编码</div></div>
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