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<refentry xml:id="function.array-reverse" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>array_reverse</refname>
  <refpurpose>Return an array with elements in reverse order</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>array</type><methodname>array_reverse</methodname>
   <methodparam><type>array</type><parameter>array</parameter></methodparam>
   <methodparam choice="opt"><type>bool</type><parameter>preserve_keys</parameter><initializer>false</initializer></methodparam>
  </methodsynopsis>
  <para>
   Takes an input <parameter>array</parameter> and returns a new array with
   the order of the elements reversed.
  </para>
 </refsect1>
 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>array</parameter></term>
     <listitem>
      <para>
       The input array.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>preserve_keys</parameter></term>
     <listitem>
      <para>
       If set to &true; keys are preserved.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>
 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Returns the reversed array.
  </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>4.0.3</entry>
       <entry>
        The <parameter>preserve_keys</parameter> parameter was added.
       </entry>
      </row>
     </tbody>
    </tgroup>
   </informaltable>
  </para>
 </refsect1>
 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>array_reverse</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
$input  = array("php", 4.0, array("green", "red"));
$result = array_reverse($input);
$result_keyed = array_reverse($input, true);
?>
]]>
    </programlisting>
    <para>
     This makes both <varname>$result</varname> and
     <varname>$result_keyed</varname> have the same elements, but
     note the difference between the keys. The printout of
     <varname>$result</varname> and
     <varname>$result_keyed</varname> will be:
    </para>
    <screen role="php">
<![CDATA[
Array
(
    [0] => Array
        (
            [0] => green
            [1] => red
        )

    [1] => 4
    [2] => php
)
Array
(
    [2] => Array
        (
            [0] => green
            [1] => red
        )

    [1] => 4
    [0] => php
)
]]>
    </screen>
   </example>
  </para>
 </refsect1>
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>array_flip</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>

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