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git-svn-id: https://svn.php.net/repository/phpdoc/ru/trunk@95052 c90b9560-bf6c-de11-be94-00142212c4b1
136 lines
3.7 KiB
XML
136 lines
3.7 KiB
XML
<?xml version="1.0" encoding="windows-1251"?>
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<!-- EN-Revision: 1.6 Maintainer: tronic Status: ready -->
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<!-- $Revision: 1.3 $ -->
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<!-- splitted from ./en/functions/array.xml, last change in rev 1.2 -->
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<refentry id="function.array-merge">
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<refnamediv>
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<refname>array_merge</refname>
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<refpurpose>Ñëèòü äâà èëè áîëüøåå êîëè÷åñòâî ìàññèâîâ</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>ìàññèâ</type><methodname>array_merge</methodname>
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<methodparam><type>ìàññèâ</type><parameter>ìàññèâ_1</parameter></methodparam>
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<methodparam><type>ìàññèâ</type><parameter>ìàññèâ_2</parameter></methodparam>
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<methodparam choice="opt"><type>array</type><parameter>...</parameter></methodparam>
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</methodsynopsis>
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<para>
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Ôóíêöèÿ <function>array_merge</function> ñëèâàåò ýëåìåíòû
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äâóõ èëè áîëüøåãî êîëè÷åñòâà ìàññèâîâ òàêèì îáðàçîì, ÷òî
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çíà÷åíèÿ îäíîãî ìàññèâà ïðèñîåäèíÿþòñÿ ê çíà÷åíèÿì ïðåäûäóùåãî.
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Ðåçóëüòàòîì ðàáîòû ôóíêöèè ÿâëÿåòñÿ íîâûé ìàññèâ.
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</para>
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<para>
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Åñëè âõîäíûå ìàññèâû èìåþò îäèíàêîâûå ñòðîêîâûå êëþ÷è, òîãäà
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çíà÷åíèÿ, ñîîòâåòñòâóþùèå ýòèì êëþ÷àì, ðåêóðñèâíî ñëèâàþòñÿ
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â îäèí ìàññèâ, òàêèì îáðàçîì, åñëè îäíî èç çíà÷åíèé ÿâëÿåòñÿ
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ìàññèâîì, ôóíêöèÿ ñëèâàåò åãî ñ ñîîòâåòñòâóþùèì çíà÷åíèåì
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â äðóãîì ìàññèâå. Îäíàêî, åñëè ìàññèâû èìåþò îäèíàêîâûå
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÷èñëîâûå êëþ÷è, çíà÷åíèå, óïîìÿíóòîå ïîñëåäíèì, <emphasis
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role="strong">íå çàìåíèò</emphasis> èñõîäíîå çíà÷åíèå, à áóäåò ñëèòî ñ íèì.
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</para>
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<para>
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<example>
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<title>Ïðèìåð èñïîëüçîâàíèÿ <function>array_merge</function></title>
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<programlisting role="php">
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<![CDATA[
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$array1 = array ("color" => "red", 2, 4);
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$array2 = array ("a", "b", "color" => "green", "shape" => "trapezoid", 4);
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$result = array_merge ($array1, $array2);
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]]>
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</programlisting>
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<para>
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Ïåðåìåííàÿ <literal>$result</literal> áóäåò ñîäåðæàòü:
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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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[color] => green
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[0] => 2
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[1] => 4
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[2] => a
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[3] => b
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[shape] => trapezoid
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[4] => 4
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)
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]]>
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</screen>
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</para>
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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>Ïðèìåð ïðîñòîãî èñïîëüçîâàíèÿ <function>array_merge</function></title>
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<programlisting role="php">
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<![CDATA[
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$array1 = array();
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$array2 = array(1 => "data");
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$result = array_merge($array1, $array2);
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]]>
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</programlisting>
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<para>
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Íå çàáûâàéòå, ÷òî ÷èñëîâûå êëþ÷è áóäóò ïåðåíóìåðîâàíû!
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<screen role="php">
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<![CDATA[
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Array
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(
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[0] => data
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)
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]]>
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</screen>
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</para>
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<para>
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Åñëè âû õîòèòå ïîëíîñòüþ ñîõðàíèòü ìàññèâû è ïðîñòî ñëèòü
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èõ âìåñòå, èñïîëüçóéòå îïåðàòîð <literal>+</literal>:
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<programlisting role="php">
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<![CDATA[
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$array1 = array();
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$array2 = array(1 => "data");
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$result = $array1 + $array2;
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]]>
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</programlisting>
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×èñëîâîé êëþ÷ áóäåò ñîõðàíåí, ïîýòîìó àññîöèàöèÿ òàêæå ñîõðàíÿåòñÿ.
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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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[1] => data
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)
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]]>
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</screen>
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</para>
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</example>
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</para>
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<note>
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<para>
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Îáùèå êëþ÷è áóäóò ïåðåçàïèñàíû ïî ïðèíöèïó "ïåðâûé ïðèøåë - ïåðâûé îáðàáîòàí".
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</para>
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</note>
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<para>
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Ñì.òàêæå <function>array_merge_recursive</function>.
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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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