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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.settype" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>settype</refname>
<refpurpose>Set the type of a variable</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>bool</type><methodname>settype</methodname>
<methodparam><type>mixed</type><parameter role="reference">var</parameter></methodparam>
<methodparam><type>string</type><parameter>type</parameter></methodparam>
</methodsynopsis>
<para>
Set the type of variable <parameter>var</parameter> to
<parameter>type</parameter>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>var</parameter></term>
<listitem>
<para>
The variable being converted.
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>type</parameter></term>
<listitem>
<para>
Possibles values of <parameter>type</parameter> are:
<itemizedlist>
<listitem>
<simpara>
"boolean" or "bool"
</simpara>
</listitem>
<listitem>
<simpara>
"integer" or "int"
</simpara>
</listitem>
<listitem>
<simpara>
"float" or "double"
</simpara>
</listitem>
<listitem>
<simpara>
"string"
</simpara>
</listitem>
<listitem>
<simpara>
"array"
</simpara>
</listitem>
<listitem>
<simpara>
"object"
</simpara>
</listitem>
<listitem>
<simpara>
"null"
</simpara>
</listitem>
</itemizedlist>
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
&return.success;
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title><function>settype</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$foo = "5bar"; // string
$bar = true; // boolean
settype($foo, "integer"); // $foo is now 5 (integer)
settype($bar, "string"); // $bar is now "1" (string)
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
<refsect1 role="notes">
&reftitle.notes;
<note>
<para>
Maximum value for "int" is <constant>PHP_INT_MAX</constant>.
</para>
</note>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>gettype</function></member>
<member><link linkend="language.types.typecasting">type-casting</link></member>
<member><link linkend="language.types.type-juggling">type-juggling</link></member>
</simplelist>
</para>
</refsect1>
</refentry>
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