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<h1>unicode.cpp</h1> </div>
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<p>An example of some unicode-utf8 transcoding.</p>
<div class="fragment"><pre class="fragment"><span class="comment">// Copyright (C) 2009-2010 David Sugar, Tycho Softworks.</span>
<span class="comment">//</span>
<span class="comment">// This file is part of GNU uCommon C++.</span>
<span class="comment">//</span>
<span class="comment">// GNU uCommon C++ is free software: you can redistribute it and/or modify</span>
<span class="comment">// it under the terms of the GNU Lesser General Public License as published</span>
<span class="comment">// by the Free Software Foundation, either version 3 of the License, or</span>
<span class="comment">// (at your option) any later version.</span>
<span class="comment">//</span>
<span class="comment">// GNU uCommon C++ is distributed in the hope that it will be useful,</span>
<span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<span class="comment">// GNU Lesser General Public License for more details.</span>
<span class="comment">//</span>
<span class="comment">// You should have received a copy of the GNU Lesser General Public License</span>
<span class="comment">// along with GNU uCommon C++. If not, see <http://www.gnu.org/licenses/>.</span>
<span class="preprocessor">#ifndef DEBUG</span>
<span class="preprocessor"></span><span class="preprocessor">#define DEBUG</span>
<span class="preprocessor"></span><span class="preprocessor">#endif</span>
<span class="preprocessor"></span>
<span class="preprocessor">#include <<a class="code" href="a00202.html" title="Top level include file for the GNU uCommon C++ core library.">ucommon/ucommon.h</a>></span>
<span class="preprocessor">#include <stdio.h></span>
<span class="keyword">using namespace </span>UCOMMON_NAMESPACE;
<span class="keyword">extern</span> <span class="stringliteral">"C"</span> <span class="keywordtype">int</span> main()
{
<span class="keywordtype">char</span> u1[] = {(char)0xc2, (<span class="keywordtype">char</span>)0xa9, 0x00};
<span class="keywordtype">char</span> u2[] = {(char)0xe2, (<span class="keywordtype">char</span>)0x89, (char)0xa0, 0x00};
assert(<a name="a0"></a><a class="code" href="a00169.html#ae4c4b68b3800bcae0dbf1e20925597c7" title="Compute character size of utf8 string codepoint.">utf8::size</a>(u1) == 2);
assert(<a class="code" href="a00169.html#ae4c4b68b3800bcae0dbf1e20925597c7" title="Compute character size of utf8 string codepoint.">utf8::size</a>(u2) == 3);
assert(<a name="a1"></a><a class="code" href="a00169.html#a47b2778d64cf8dde592b5f6723bcde95" title="Count ut8 encoded ucs4 codepoints in string.">utf8::count</a>(u1) == 1);
assert(<a class="code" href="a00169.html#a47b2778d64cf8dde592b5f6723bcde95" title="Count ut8 encoded ucs4 codepoints in string.">utf8::count</a>(u2) == 1);
assert(<a name="a2"></a><a class="code" href="a00169.html#ab3ce5bb81e28667b35049d2a7d21f47b" title="Convert a utf8 encoded codepoint to a ucs4 character value.">utf8::codepoint</a>(u1) == 0x00a9);
assert(<a class="code" href="a00169.html#ab3ce5bb81e28667b35049d2a7d21f47b" title="Convert a utf8 encoded codepoint to a ucs4 character value.">utf8::codepoint</a>(u2) == 0x2260);
}
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