php-doc-en/reference/array/functions/array-reverse.xml
Adrian Jurjica 2f7966f92e no message
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@81901 c90b9560-bf6c-de11-be94-00142212c4b1
2002-05-12 08:19:28 +00:00

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XML

<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.4 $ -->
<!-- splitted from ./en/functions/array.xml, last change in rev 1.62 -->
<refentry id="function.array-reverse">
<refnamediv>
<refname>array_reverse</refname>
<refpurpose>
Return an array with elements in reverse order
</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<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></methodparam>
</methodsynopsis>
<para>
<function>array_reverse</function> takes input
<parameter>array</parameter> and returns a new array with the
order of the elements reversed, preserving the keys if
<parameter>preserve_keys</parameter> is &true;.
</para>
<para>
<example>
<title><function>array_reverse</function> example</title>
<programlisting role="php">
<![CDATA[
$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:
<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>
</para>
</example>
</para>
<note>
<para>
The second parameter was added in PHP 4.0.3.
</para>
</note>
</refsect1>
</refentry>
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