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
|
<?xml version="1.0" encoding="UTF-8"?>
<!-- $Revision: 330543 $ -->
<refentry xml:id="pdostatement.bindvalue" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>PDOStatement::bindValue</refname>
<refpurpose>
Binds a value to a parameter
</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>bool</type><methodname>PDOStatement::bindValue</methodname>
<methodparam><type>mixed</type><parameter>parameter</parameter></methodparam>
<methodparam><type>mixed</type><parameter>value</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>data_type</parameter><initializer>PDO::PARAM_STR</initializer></methodparam>
</methodsynopsis>
<para>
Binds a value to a corresponding named or question mark placeholder
in the SQL statement that was used to prepare the statement.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>parameter</parameter></term>
<listitem>
<para>
Parameter identifier. For a prepared statement using named
placeholders, this will be a parameter name of the form
<varname>:name</varname>. For a prepared statement using
question mark placeholders, this will be the 1-indexed position of
the parameter.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>value</parameter></term>
<listitem>
<para>
The value to bind to the parameter.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>data_type</parameter></term>
<listitem>
<para>
Explicit data type for the parameter using the <link
linkend="pdo.constants"><literal>PDO::PARAM_*</literal>
constants</link>.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<example><title>Execute a prepared statement with named placeholders</title>
<programlisting role="php">
<![CDATA[
<?php
/* Execute a prepared statement by binding PHP variables */
$calories = 150;
$colour = 'red';
$sth = $dbh->prepare('SELECT name, colour, calories
FROM fruit
WHERE calories < :calories AND colour = :colour');
$sth->bindValue(':calories', $calories, PDO::PARAM_INT);
$sth->bindValue(':colour', $colour, PDO::PARAM_STR);
$sth->execute();
?>
]]>
</programlisting>
</example>
<example><title>Execute a prepared statement with question mark placeholders</title>
<programlisting role="php">
<![CDATA[
<?php
/* Execute a prepared statement by binding PHP variables */
$calories = 150;
$colour = 'red';
$sth = $dbh->prepare('SELECT name, colour, calories
FROM fruit
WHERE calories < ? AND colour = ?');
$sth->bindValue(1, $calories, PDO::PARAM_INT);
$sth->bindValue(2, $colour, PDO::PARAM_STR);
$sth->execute();
?>
]]>
</programlisting>
</example>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>PDO::prepare</function></member>
<member><function>PDOStatement::execute</function></member>
<member><function>PDOStatement::bindParam</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:"~/.phpdoc/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
-->
|
