1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.3 $ -->
<!-- splitted from ./en/functions/mbstring.xml, last change in rev 1.1 -->
<refentry id="function.mb-strwidth">
<refnamediv>
<refname>mb_strwidth</refname>
<refpurpose>Return width of string</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>int</type><methodname>mb_strwidth</methodname>
<methodparam><type>string</type><parameter>str</parameter></methodparam>
<methodparam choice="opt"><type>string</type><parameter>encoding</parameter></methodparam>
</methodsynopsis>
<para>
<function>mb_strwidth</function> returns width of string
<parameter>str</parameter>.
</para>
<para>
Multi-byte character usually twice of width compare to single
byte character.
</para>
<para>
<table>
<title>Characters width</title>
<tgroup cols="2">
<thead>
<row>
<entry>Chars</entry>
<entry>Width</entry>
</row>
</thead>
<tbody>
<row>
<entry>U+0000 - U+0019</entry>
<entry>0</entry>
</row>
<row>
<entry>U+0020 - U+1FFF</entry>
<entry>1</entry>
</row>
<row>
<entry>U+2000 - U+FF60</entry>
<entry>2</entry>
</row>
<row>
<entry>U+FF61 - U+FF9F</entry>
<entry>1</entry>
</row>
<row>
<entry>U+FFA0 - </entry>
<entry>2</entry>
</row>
</tbody>
</tgroup>
</table>
</para>
<para>
<parameter>encoding</parameter> is character encoding. If it is
omitted, internal encoding is used.
</para>
<para>
See also: <function>mb_strimwidth</function>,
<function>mb_internal_encoding</function>.
</para>
</refsect1>
</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"../../../../manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->
|
