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03d0f70798
git-svn-id: https://svn.php.net/repository/phpdoc/pl/trunk@82551 c90b9560-bf6c-de11-be94-00142212c4b1
68 lines
1.9 KiB
XML
68 lines
1.9 KiB
XML
<?xml version="1.0" encoding="iso-8859-2"?>
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<!-- EN-Revision: 1.4 Maintainer: leszek Status: ready -->
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<!-- $Revision: 1.4 $ -->
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<refentry id="function.array-key-exists">
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<refnamediv>
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<refname>array_key_exists</refname>
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<refpurpose>
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Sprawdza czy podany klucz lub indeks istnieje w tablicy
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</refpurpose>
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</refnamediv>
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<refsect1>
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<title>Description</title>
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<methodsynopsis>
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<type>bool</type><methodname>array_key_exists</methodname>
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<methodparam><type>mixed</type><parameter>ig³a</parameter></methodparam>
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<methodparam><type>array</type><parameter>stóg_siana</parameter></methodparam>
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</methodsynopsis>
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<para>
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<function>array_key_exists</function> zwraca &true; je¶li
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<parameter>ig³a</parameter> jest ustawiona w tablicy
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<parameter>stóg_siana</parameter>. <parameter>ig³a</parameter> mo¿e byæ
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dowoln± warto¶ci± mo¿liw± dla indksu tablicy.
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</para>
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<para>
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<example>
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<title><function>array_key_exists</function> example</title>
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<programlisting role="php">
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<![CDATA[
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$stog_siana = array("pierwszy" => 1, "drugi" => 4);
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if (array_key_exists("pierwszy", $stog_siana)) {
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echo "'Pierwszy' element istnieje w tablicy";
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}
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]]>
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</programlisting>
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</example>
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</para>
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<note>
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<simpara>
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W PHP 4.0.6 ta funkcja nazywa siê <function>key_exists</function>.
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</simpara>
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</note>
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<para>
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Patrz tak¿e: <function>isset</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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