mirror of
https://github.com/macintoshplus/doc-fr.git
synced 2026-04-23 16:48:22 +02:00
George Peter Banyard
150 lines
3.6 KiB
XML
150 lines
3.6 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 5fabd07880ab15b0ad2cf7eb055c7c2b36d7120f Maintainer: moradZahid Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="function.apcu-dec" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
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<refnamediv>
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<refname>apcu_dec</refname>
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<refpurpose>Décrémente un nombre stocké</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 class="union"><type>int</type><type>false</type></type><methodname>apcu_dec</methodname>
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<methodparam><type>string</type><parameter>key</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>step</parameter><initializer>1</initializer></methodparam>
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<methodparam choice="opt"><type>bool</type><parameter role="reference">success</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>ttl</parameter><initializer>0</initializer></methodparam>
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</methodsynopsis>
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<para>
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Décrémente une valeur entière stockée.
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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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<variablelist>
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<varlistentry>
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<term><parameter>key</parameter></term>
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<listitem>
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<para>
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La clé de la valeur qui doit être décrémentée.
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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>step</parameter></term>
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<listitem>
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<para>
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Le pas de décrémentation ou la valeur à soustraire.
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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>success</parameter></term>
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<listitem>
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<para>
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Optionnel, passe la valeur booléenne succès ou échec à la variable
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référencée.
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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>ttl</parameter></term>
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<listitem>
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<para>
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Durée de vie à utiliser si la fonction insère une nouvelle variable (au lieu de décrémenter
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une variable existante).
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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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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Retourne la valeur courante associée à la clé <parameter>key</parameter> en cas de succès,
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&return.falseforfailure;
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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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<example>
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<title>Un exemple avec <function>apcu_dec</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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echo "Let's do something with success", PHP_EOL;
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apcu_store('anumber', 42);
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echo apcu_fetch('anumber'), PHP_EOL;
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echo apcu_dec('anumber'), PHP_EOL;
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echo apcu_dec('anumber', 10), PHP_EOL;
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echo apcu_dec('anumber', 10, $success), PHP_EOL;
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var_dump($success);
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echo "Now, let's fail", PHP_EOL, PHP_EOL;
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apcu_store('astring', 'foo');
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$ret = apcu_dec('astring', 1, $fail);
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var_dump($ret);
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var_dump($fail);
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?>
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]]>
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</programlisting>
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&example.outputs.similar;
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<screen>
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<![CDATA[
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Let's do something with success
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42
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41
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31
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21
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bool(true)
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Now, let's fail
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bool(false)
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bool(false)
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]]>
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</screen>
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</example>
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<simplelist>
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<member><function>apcu_inc</function></member>
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</simplelist>
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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:"~/.phpdoc/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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