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<?xml version='1.0' encoding='iso-8859-1'?>
<!-- $Revision: 1.3 $ -->
<!-- Generated by xml_proto.php v2.1. Found in /scripts directory of phpdoc. -->
<refentry id="function.PDOStatement-execute">
<refnamediv>
<refname>PDOStatement::execute</refname>
<refpurpose>
Executes a prepared statement
</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>bool</type><methodname>PDOStatement::execute</methodname>
<methodparam choice="opt"><type>array</type><parameter>input_parameters</parameter></methodparam>
</methodsynopsis>
&warn.experimental.func;
<para>
Execute the prepared statement. If the prepared statement included
parameter markers, you must either:
<itemizedlist>
<listitem><para>call <function>PDOStatement::bindParam</function> to bind PHP variables
to the parameter markers: bound variables pass their value as input and receive the
output value, if any, of their associated parameter markers</para></listitem>
<listitem><para>or pass an array of input-only parameter values</para></listitem>
</itemizedlist>
</para>
<example><title>Execute a prepared statement with bound variables</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->bindParam(':calories', $calories, PDO_PARAM_INT);
$sth->bindParam(':colour', $colour, PDO_PARAM_STR, 12);
$sth->execute();
?>
]]>
</programlisting>
</example>
<example><title>Execute a prepared statement with an array of insert values</title>
<programlisting role='php'>
<![CDATA[
<?php
/* Execute a prepared statement by passing an array of insert values */
$calories = 150;
$colour = 'red';
$sth = $dbh->prepare('SELECT name, colour, calories
FROM fruit
WHERE calories < :calories AND colour = :colour');
$sth->bindParam(':calories', $calories, PDO_PARAM_INT);
$sth->bindParam(':colour', $colour, PDO_PARAM_STR, 12);
$sth->execute(array(':calories' => $calories, ':colour' => $colour));
?>
]]>
</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->bindParam(1, $calories, PDO_PARAM_INT);
$sth->bindParam(2, $colour, PDO_PARAM_STR, 12);
$sth->execute();
?>
]]>
</programlisting>
</example>
</refsect1>
</refentry>
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