man-pages/man3/Stdlib.Uchar.3o.html
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<H1>Stdlib.Uchar</H1>
Section: OCaml library (3o)<BR>Updated: 2020-01-30<BR><A HREF="#index">Index</A>
<A HREF="/cgi-bin/man/man2html">Return to Main Contents</A><HR>
<A NAME="lbAB">&nbsp;</A>
<H2>NAME</H2>
Stdlib.Uchar - no description
<A NAME="lbAC">&nbsp;</A>
<H2>Module</H2>
Module Stdlib.Uchar
<A NAME="lbAD">&nbsp;</A>
<H2>Documentation</H2>
<P>
Module
<B>Uchar</B>
<BR>&nbsp;:&nbsp;
<B>(module Stdlib__uchar)</B>
<P>
<P>
<P>
<P>
<P>
<P>
<P>
<I>type t </I>
<P>
<P>
The type for Unicode characters.
<P>
A value of this type represents a Unicode
scalar
value which is an integer in the ranges
<B>0x0000</B>
...
<B>0xD7FF</B>
or
<B>0xE000</B>
...
<B>0x10FFFF</B>
.
<P>
<P>
<P>
<I>val min </I>
:
<B>t</B>
<P>
<P>
<B>min</B>
is U+0000.
<P>
<P>
<P>
<I>val max </I>
:
<B>t</B>
<P>
<P>
<B>max</B>
is U+10FFFF.
<P>
<P>
<P>
<I>val bom </I>
:
<B>t</B>
<P>
<P>
<B>bom</B>
is U+FEFF, the
byte order mark (BOM)
character.
<P>
<P>
<B>Since</B>
4.06.0
<P>
<P>
<P>
<I>val rep </I>
:
<B>t</B>
<P>
<P>
<B>rep</B>
is U+FFFD, the
replacement
character.
<P>
<P>
<B>Since</B>
4.06.0
<P>
<P>
<P>
<I>val succ </I>
:
<B>t -&gt; t</B>
<P>
<P>
<B>succ u</B>
is the scalar value after
<B>u</B>
in the set of Unicode scalar
values.
<P>
<P>
<B>Raises Invalid_argument</B>
if
<B>u</B>
is
<B>Uchar.max</B>
.
<P>
<P>
<P>
<I>val pred </I>
:
<B>t -&gt; t</B>
<P>
<P>
<B>pred u</B>
is the scalar value before
<B>u</B>
in the set of Unicode scalar
values.
<P>
<P>
<B>Raises Invalid_argument</B>
if
<B>u</B>
is
<B>Uchar.min</B>
.
<P>
<P>
<P>
<I>val is_valid </I>
:
<B>int -&gt; bool</B>
<P>
<P>
<B>is_valid n</B>
is
<B>true</B>
iff
<B>n</B>
is a Unicode scalar value
(i.e. in the ranges
<B>0x0000</B>
...
<B>0xD7FF</B>
or
<B>0xE000</B>
...
<B>0x10FFFF</B>
).
<P>
<P>
<P>
<I>val of_int </I>
:
<B>int -&gt; t</B>
<P>
<P>
<B>of_int i</B>
is
<B>i</B>
as a Unicode character.
<P>
<P>
<B>Raises Invalid_argument</B>
if
<B>i</B>
does not satisfy
<B>Uchar.is_valid</B>
.
<P>
<P>
<P>
<I>val to_int </I>
:
<B>t -&gt; int</B>
<P>
<P>
<B>to_int u</B>
is
<B>u</B>
as an integer.
<P>
<P>
<P>
<I>val is_char </I>
:
<B>t -&gt; bool</B>
<P>
<P>
<B>is_char u</B>
is
<B>true</B>
iff
<B>u</B>
is a latin1 OCaml character.
<P>
<P>
<P>
<I>val of_char </I>
:
<B>char -&gt; t</B>
<P>
<P>
<B>of_char c</B>
is
<B>c</B>
as a Unicode character.
<P>
<P>
<P>
<I>val to_char </I>
:
<B>t -&gt; char</B>
<P>
<P>
<B>to_char u</B>
is
<B>u</B>
as an OCaml latin1 character.
<P>
<P>
<B>Raises Invalid_argument</B>
if
<B>u</B>
does not satisfy
<B>Uchar.is_char</B>
.
<P>
<P>
<P>
<I>val equal </I>
:
<B>t -&gt; t -&gt; bool</B>
<P>
<P>
<B>equal u u'</B>
is
<B>u = u'</B>
.
<P>
<P>
<P>
<I>val compare </I>
:
<B>t -&gt; t -&gt; int</B>
<P>
<P>
<B>compare u u'</B>
is
<B>Stdlib.compare u u'</B>
.
<P>
<P>
<P>
<I>val hash </I>
:
<B>t -&gt; int</B>
<P>
<P>
<B>hash u</B>
associates a non-negative integer to
<B>u</B>
.
<P>
<P>
<P>
<HR>
<A NAME="index">&nbsp;</A><H2>Index</H2>
<DL>
<DT id="1"><A HREF="#lbAB">NAME</A><DD>
<DT id="2"><A HREF="#lbAC">Module</A><DD>
<DT id="3"><A HREF="#lbAD">Documentation</A><DD>
</DL>
<HR>
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