/
strspn.xml
163 lines (154 loc) · 3.82 KB
/
strspn.xml
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
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision$ -->
<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.strspn">
<refnamediv>
<refname>strspn</refname>
<refpurpose>Find length of initial segment matching mask</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>int</type><methodname>strspn</methodname>
<methodparam><type>string</type><parameter>str1</parameter></methodparam>
<methodparam><type>string</type><parameter>str2</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>start</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>length</parameter></methodparam>
</methodsynopsis>
<para>
Finds the length of the initial segment matching mask.
</para>
<para>
The line of code:
<informalexample>
<programlisting role="php">
<![CDATA[
<?php
$var = strspn("42 is the answer, what is the question ...", "1234567890");
?>
]]>
</programlisting>
</informalexample>
will assign 2 to <varname>$var</varname>, because the string "42" will
be the longest segment containing characters from "1234567890".
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>str1</parameter></term>
<listitem>
<para>
The first string.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>str2</parameter></term>
<listitem>
<para>
The second string.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>start</parameter></term>
<listitem>
<para>
The start position of the string to examine.
Negative value counts position from the end of a string.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>length</parameter></term>
<listitem>
<para>
The length of the string to examine.
Negative value sets length from the end of a string.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns the length of the initial segment of <parameter>str1</parameter>
which consists entirely of characters in <parameter>str2</parameter>.
</para>
</refsect1>
<refsect1 role="changelog">
&reftitle.changelog;
<para>
<informaltable>
<tgroup cols="2">
<thead>
<row>
<entry>&Version;</entry>
<entry>&Description;</entry>
</row>
</thead>
<tbody>
<row>
<entry>4.3.0</entry>
<entry>
The <parameter>start</parameter> and <parameter>length</parameter>
parameters were added
</entry>
</row>
</tbody>
</tgroup>
</informaltable>
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>strspn</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
echo strspn("foo", "o", 1, 2); // 2
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="notes">
&reftitle.notes;
¬e.bin-safe;
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>strcspn</function></member>
</simplelist>
</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
-->