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git-svn-id: https://svn.php.net/repository/phpdoc/fr/trunk@222717 c90b9560-bf6c-de11-be94-00142212c4b1
73 lines
1.8 KiB
XML
73 lines
1.8 KiB
XML
<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision: 1.13 $ -->
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<!-- EN-Revision: 1.12 Maintainer: didou Status: ready -->
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<!-- Reviewed: no -->
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<refentry id="function.array-sum">
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<refnamediv>
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<refname>array_sum</refname>
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<refpurpose>Calcule la somme des valeurs du tableau</refpurpose>
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</refnamediv>
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<refsect1>
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&reftitle.description;
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<methodsynopsis>
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<type>number</type><methodname>array_sum</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_sum</function> retourne la somme des
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valeurs du tableau <parameter>array</parameter>, sous forme
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d'un entier ou d'un nombre à virgule flottante.
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</para>
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<para>
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<example>
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<title>Exemple avec <function>array_sum</function></title>
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<programlisting role="php">
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<![CDATA[
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$a = array(2, 4, 6, 8);
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echo "sum(a) = " . array_sum($a) . "\n";
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$b = array("a"=>1.2, "b"=>2.3, "c"=>3.4);
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echo 'sum(b) = ' . array_sum($b) . "\n";
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]]>
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</programlisting>
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&example.outputs;
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<screen role="php">
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<![CDATA[
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sum(a) = 20
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sum(b) = 6.9
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]]>
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</screen>
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</example>
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</para>
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<note>
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<para>
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Dans les versions de &php; antérieure à la version 4.2.1,
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cette fonction modifiait le tableau passé en argument
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et convertissait les chaînes de caractères en nombres
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(ce qui conduisait généralement à 0).
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</para>
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</note>
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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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