php-doc-en/reference/array/functions/array-unshift.xml
2004-11-10 08:30:50 +00:00

85 lines
2.4 KiB
XML

<?xml version="1.0" encoding="iso-8859-1"?>
<!-- $Revision: 1.11 $ -->
<!-- splitted from ./en/functions/array.xml, last change in rev 1.2 -->
<refentry id="function.array-unshift">
<refnamediv>
<refname>array_unshift</refname>
<refpurpose>
Prepend one or more elements to the beginning of an array
</refpurpose>
</refnamediv>
<refsect1>
<title>Description</title>
<methodsynopsis>
<type>int</type><methodname>array_unshift</methodname>
<methodparam><type>array</type><parameter role="reference">array</parameter></methodparam>
<methodparam><type>mixed</type><parameter>var</parameter></methodparam>
<methodparam choice="opt"><type>mixed</type><parameter>...</parameter></methodparam>
</methodsynopsis>
<para>
<function>array_unshift</function> prepends passed elements to
the front of the <parameter>array</parameter>. Note that the list
of elements is prepended as a whole, so that the prepended
elements stay in the same order. All numerical array keys will be
modified to start counting from zero while literal keys won't be touched.
</para>
<para>
Returns the new number of elements in the
<parameter>array</parameter>.
</para>
<para>
<example>
<title><function>array_unshift</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$queue = array("orange", "banana");
array_unshift($queue, "apple", "raspberry");
?>
]]>
</programlisting>
<para>
This would result in <varname>$queue</varname> having the
following elements:
</para>
<screen role="php">
<![CDATA[
Array
(
[0] => apple
[1] => raspberry
[2] => orange
[3] => banana
)
]]>
</screen>
</example>
</para>
<para>
See also <function>array_shift</function>,
<function>array_push</function>, and
<function>array_pop</function>.
</para>
</refsect1>
</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"../../../../manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->