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thanks, Sveta! git-svn-id: https://svn.php.net/repository/phpdoc/ru/trunk@173141 c90b9560-bf6c-de11-be94-00142212c4b1
113 lines
3.0 KiB
XML
113 lines
3.0 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- EN-Revision: 1.13 Maintainer: sveta Status: ready -->
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<!-- $Revision: 1.1 $ -->
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<!-- splitted from ./en/functions/array.xml, last change in rev 1.2 -->
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<refentry id="function.array-unique">
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<refnamediv>
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<refname>array_unique</refname>
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<refpurpose>Óáðàòü ïîâòîðÿþùèåñÿ çíà÷åíèÿ èç ìàññèâà</refpurpose>
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</refnamediv>
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<refsect1>
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<title>Îïèñàíèå</title>
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<methodsynopsis>
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<type>array</type><methodname>array_unique</methodname>
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<methodparam><type>array</type><parameter>array</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>array_unique</function> áåð¸ò â êà÷åñòâå ïàðàìåòðà
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<parameter>array</parameter> è âîçâðàùàåò íîâûé ìàññèâ
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áåç ïîâòîðÿþùèõñÿ çíà÷åíèé.
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</para>
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<para>
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Îáðàòèòå âíèìàíèå, ÷òî êëþ÷è ñîõðàíÿòñÿ. <function>array_unique</function> ñíà÷àëà ñîðòèðóåò
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çíà÷åíèÿ êàê ñòðîêè, ñîõðàíÿåò ïåðâûé âñòðå÷åííûé êëþ÷
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äëÿ êàæäîãî çíà÷åíèÿ è èãíîðèðóåò âñå ïîñëåäóþùèå êëþ÷è. Ýòî íå îçíà÷àåò,
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÷òî ïåðâûé êëþ÷ êàæäîãî çíà÷åíèÿ íåîòñîðòèðîâàííîãî
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<parameter>array</parameter> áóäåò ñîõðàí¸í.
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</para>
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<note>
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<simpara>
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Äâà ýëåìåíòà ñ÷èòàþòñÿ îäèíàêîâûìè â òîì è òîëüêî â òîì ñëó÷àå, åñëè
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<literal>(string) $elem1 === (string) $elem2</literal>. Äðóãèìè ñëîâàìè:
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åñëè ó íèõ îäèíàêîâîå ñòðîêîâîå ïðåäñòàâëåíèå.
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</simpara>
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<simpara>
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Áóäåò èñïîëüçîâàí ïåðâûé ýëåìåíò.
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</simpara>
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</note>
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<para>
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<example>
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<title>Ïðèìåð èñïîëüçîâàíèÿ <function>array_unique</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$input = array("a" => "green", "red", "b" => "green", "blue", "red");
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$result = array_unique($input);
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print_r($result);
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?>
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]]>
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</programlisting>
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<para>
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Âûâîä:
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</para>
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<screen role="php">
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<![CDATA[
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Array
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(
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[a] => green
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[0] => red
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[1] => blue
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)
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]]>
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</screen>
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</example>
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</para>
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<para>
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<example>
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<title><function>array_unique</function> è òèïû:</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$input = array(4, "4", "3", 4, 3, "3");
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$result = array_unique($input);
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var_dump($result);
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?>
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]]>
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</programlisting>
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<para>
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Ñêðèïò âûâåäåò:
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</para>
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<screen role="php">
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<![CDATA[
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array(2) {
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[0] => int(4)
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[2] => string(1) "3"
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}
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]]>
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</screen>
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</example>
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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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