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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 321919 $ -->
<refentry xml:id="mysqlnduhpreparedstatement.prepare" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
<refnamediv>
<refname>MysqlndUhPreparedStatement::prepare</refname>
<refpurpose>Prepare an SQL statement for execution</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<modifier>public</modifier> <type>bool</type><methodname>MysqlndUhPreparedStatement::prepare</methodname>
<methodparam><type>mysqlnd_prepared_statement</type><parameter>statement</parameter></methodparam>
<methodparam><type>string</type><parameter>query</parameter></methodparam>
</methodsynopsis>
<para>
Prepare an SQL statement for execution.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>statement</parameter></term>
<listitem>
<para>
Mysqlnd prepared statement handle. Do not modify!
Resource of type <literal>Mysqlnd Prepared Statement (internal only - you must not modify it!)</literal>.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>query</parameter></term>
<listitem>
<para>
The query to be prepared.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns &true; on success.
Otherwise, returns &false;
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>MysqlndUhPreparedStatement::prepare</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
class stmt_proxy extends MysqlndUhPreparedStatement {
public function prepare($res, $query) {
printf("%s(%s)\n", __METHOD__, var_export(func_get_args(), true));
$query = "SELECT 'No more you-know-what-I-mean for lunch, please' AS _msg FROM DUAL";
$ret = parent::prepare($res, $query);
printf("%s returns %s\n", __METHOD__, var_export($ret, true));
var_dump($ret);
return $ret;
}
}
mysqlnd_uh_set_statement_proxy(new stmt_proxy());
$mysqli = new mysqli("localhost", "root", "", "test");
$stmt = $mysqli->prepare("SELECT 'Labskaus' AS _msg FROM DUAL");
$stmt->execute();
$msg = NULL;
$stmt->bind_result($msg);
$stmt->fetch();
var_dump($msg);
?>
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
stmt_proxy::prepare(array (
0 => NULL,
1 => 'SELECT \'Labskaus\' AS _msg FROM DUAL',
))
stmt_proxy::prepare returns true
bool(true)
string(46) "No more you-know-what-I-mean for lunch, please"
]]>
</screen>
</example>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member>
<function>mysqlnd_uh_set_statement_proxy</function>
</member>
<member>
<function>mysqli_stmt_prepare</function>
</member>
<member>
<function>mysqli_prepare</function>
</member>
</simplelist>
</para>
</refsect1>
</refentry>
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