<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <link rel="stylesheet" href="style.css" type="text/css"> <meta content="text/html; charset=iso-8859-1" http-equiv="Content-Type"> <link rel="Start" href="index.html"> <link rel="previous" href="UCS4.html"> <link rel="next" href="UCharInfo.html"> <link rel="Up" href="index.html"> <link title="Index of types" rel=Appendix href="index_types.html"> <link title="Index of exceptions" rel=Appendix href="index_exceptions.html"> <link title="Index of values" rel=Appendix href="index_values.html"> <link title="Index of class methods" rel=Appendix href="index_methods.html"> <link title="Index of classes" rel=Appendix href="index_classes.html"> <link title="Index of class types" rel=Appendix href="index_class_types.html"> <link title="Index of modules" rel=Appendix href="index_modules.html"> <link title="Index of module types" rel=Appendix href="index_module_types.html"> <link title="CaseMap" rel="Chapter" href="CaseMap.html"> <link title="CharEncoding" rel="Chapter" href="CharEncoding.html"> <link title="Default" rel="Chapter" href="Default.html"> <link title="IMap" rel="Chapter" href="IMap.html"> <link title="ISet" rel="Chapter" href="ISet.html"> <link title="Locale" rel="Chapter" href="Locale.html"> <link title="Main" rel="Chapter" href="Main.html"> <link title="OOChannel" rel="Chapter" href="OOChannel.html"> <link title="SubText" rel="Chapter" href="SubText.html"> <link title="UCS4" rel="Chapter" href="UCS4.html"> <link title="UChar" rel="Chapter" href="UChar.html"> <link title="UCharInfo" rel="Chapter" href="UCharInfo.html"> <link title="UCharTbl" rel="Chapter" href="UCharTbl.html"> <link title="UCol" rel="Chapter" href="UCol.html"> <link title="ULine" rel="Chapter" href="ULine.html"> <link title="UMap" rel="Chapter" href="UMap.html"> <link title="UNF" rel="Chapter" href="UNF.html"> <link title="UPervasives" rel="Chapter" href="UPervasives.html"> <link title="URe" rel="Chapter" href="URe.html"> <link title="UReStr" rel="Chapter" href="UReStr.html"> <link title="USet" rel="Chapter" href="USet.html"> <link title="UTF16" rel="Chapter" href="UTF16.html"> <link title="UTF8" rel="Chapter" href="UTF8.html"> <link title="UText" rel="Chapter" href="UText.html"> <link title="UnicodeString" rel="Chapter" href="UnicodeString.html"> <link title="XArray" rel="Chapter" href="XArray.html"> <link title="XString" rel="Chapter" href="XString.html"><title>UChar</title> </head> <body> <div class="navbar"><a href="UCS4.html">Previous</a> <a href="index.html">Up</a> <a href="UCharInfo.html">Next</a> </div> <center><h1>Module <a href="type_UChar.html">UChar</a></h1></center> <br> <pre><span class="keyword">module</span> UChar: <code class="code">sig</code> <a href="UChar.html">..</a> <code class="code">end</code></pre>Unicode (ISO-UCS) characters. <p> This module implements Unicode (actually ISO-UCS) characters. All 31-bit code points are allowed.<br> <hr width="100%"> <pre><span class="keyword">type</span> <a name="TYPEt"></a><code class="type"></code>t </pre> <div class="info"> Unicode characters. All 31bit code points are allowed.<br> </div> <pre><span class="keyword">exception</span> <a name="EXCEPTIONOut_of_range"></a>Out_of_range</pre> <pre><span class="keyword">val</span> <a name="VALchar_of"></a>char_of : <code class="type"><a href="UChar.html#TYPEt">t</a> -> char</code></pre><div class="info"> <code class="code">char_of u</code> returns the Latin-1 representation of <code class="code">u</code>. If <code class="code">u</code> can not be represented by Latin-1, raises Out_of_range<br> </div> <pre><span class="keyword">val</span> <a name="VALof_char"></a>of_char : <code class="type">char -> <a href="UChar.html#TYPEt">t</a></code></pre><div class="info"> <code class="code">of_char c</code> returns the Unicode character of the Latin-1 character <code class="code">c</code><br> </div> <pre><span class="keyword">val</span> <a name="VALcode"></a>code : <code class="type"><a href="UChar.html#TYPEt">t</a> -> int</code></pre><div class="info"> <code class="code">code u</code> returns the Unicode code number of <code class="code">u</code>. If the value can not be represented by a positive integer, raise Out_of_range<br> </div> <pre><span class="keyword">val</span> <a name="VALchr"></a>chr : <code class="type">int -> <a href="UChar.html#TYPEt">t</a></code></pre><div class="info"> <code class="code">code n</code> returns the Unicode character with the code number <code class="code">n</code>. If n >= 2^32 or n < 0, raises <code class="code">invalid_arg</code><br> </div> <pre><span class="keyword">val</span> <a name="VALuint_code"></a>uint_code : <code class="type"><a href="UChar.html#TYPEt">t</a> -> int</code></pre><div class="info"> <code class="code">uint_code u</code> returns the Unicode code number of <code class="code">u</code>. The returned int is unsigned, that is, on 32-bits platforms, the sign bit is used for storing the 31-th bit of the code number.<br> </div> <pre><span class="keyword">val</span> <a name="VALchr_of_uint"></a>chr_of_uint : <code class="type">int -> <a href="UChar.html#TYPEt">t</a></code></pre><div class="info"> <code class="code">chr_of_uint n</code> returns the Unicode character of the code number <code class="code">n</code>. <code class="code">n</code> is interpreted as unsigned, that is, on 32-bits platforms, the sign bit is treated as the 31-th bit of the code number. If n exceed 31-bits values, then raise <code class="code">invalid_arg</code>.<br> </div> <pre><span class="keyword">val</span> <a name="VALeq"></a>eq : <code class="type"><a href="UChar.html#TYPEt">t</a> -> <a href="UChar.html#TYPEt">t</a> -> bool</code></pre><div class="info"> Equality by code point comparison<br> </div> <pre><span class="keyword">val</span> <a name="VALcompare"></a>compare : <code class="type"><a href="UChar.html#TYPEt">t</a> -> <a href="UChar.html#TYPEt">t</a> -> int</code></pre><div class="info"> <code class="code">compare u1 u2</code> returns, a value > 0 if <code class="code">u1</code> has a larger Unicode code number than <code class="code">u2</code>, 0 if <code class="code">u1</code> and <code class="code">u2</code> are the same Unicode character, a value < 0 if <code class="code">u1</code> has a smaller Unicode code number than <code class="code">u2</code>.<br> </div> <pre><span class="keyword">type</span> <a name="TYPEuchar"></a><code class="type"></code>uchar = <code class="type"><a href="UChar.html#TYPEt">t</a></code> </pre> <div class="info"> Aliases of <code class="code">type t</code><br> </div> <pre><span class="keyword">val</span> <a name="VALint_of"></a>int_of : <code class="type"><a href="UChar.html#TYPEuchar">uchar</a> -> int</code></pre><div class="info"> Alias of <code class="code">uint_code</code><br> </div> <pre><span class="keyword">val</span> <a name="VALof_int"></a>of_int : <code class="type">int -> <a href="UChar.html#TYPEuchar">uchar</a></code></pre><div class="info"> Alias of <code class="code">chr_of_uint</code><br> </div> </body></html>
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