mirror of
https://github.com/sigmasternchen/php-doc-en
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876c81c602
git-svn-id: https://svn.php.net/repository/phpdoc/en/trunk@283800 c90b9560-bf6c-de11-be94-00142212c4b1
115 lines
2.9 KiB
XML
115 lines
2.9 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision$ -->
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<refentry xml:id="function.asort" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>asort</refname>
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<refpurpose>Sort an array and maintain index association</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis>
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<type>bool</type><methodname>asort</methodname>
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<methodparam><type>array</type><parameter role="reference">array</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>sort_flags</parameter><initializer>SORT_REGULAR</initializer></methodparam>
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</methodsynopsis>
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<para>
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This function sorts an array such that array indices maintain
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their correlation with the array elements they are associated
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with. This is used mainly when sorting associative arrays where
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the actual element order is significant.
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</para>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>array</parameter></term>
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<listitem>
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<para>
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The input array.
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</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><parameter>sort_flags</parameter></term>
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<listitem>
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<para>
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You may modify the behavior of the sort using the optional
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parameter <parameter>sort_flags</parameter>, for details
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see <function>sort</function>.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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</refsect1>
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<refsect1 role="returnvalues">
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&reftitle.returnvalues;
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<para>
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&return.success;
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</para>
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</refsect1>
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<refsect1 role="examples">
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&reftitle.examples;
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<para>
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<example>
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<title><function>asort</function> example</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$fruits = array("d" => "lemon", "a" => "orange", "b" => "banana", "c" => "apple");
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asort($fruits);
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foreach ($fruits as $key => $val) {
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echo "$key = $val\n";
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}
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?>
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]]>
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</programlisting>
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&example.outputs;
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<screen>
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<![CDATA[
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c = apple
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b = banana
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d = lemon
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a = orange
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]]>
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</screen>
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<para>
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The fruits have been sorted in alphabetical order, and the index
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associated with each element has been maintained.
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</para>
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</example>
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</para>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><function>arsort</function></member>
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<member>&seealso.array.sorting;</member>
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</simplelist>
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</para>
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</refsect1>
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</refentry>
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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-->
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