mirror of
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1f958fb59b
Co-authored-by: Pierrick Charron <pierrick@php.net> Co-authored-by: George Peter Banyard <girgias@php.net>
113 lines
2.7 KiB
XML
113 lines
2.7 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 6de3c40884af4a059d2e5b65a03b783e52946026 Maintainer: yannick Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="function.func-num-args" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>func_num_args</refname>
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<refpurpose>Retourne le nombre d'arguments passés à la fonction</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>int</type><methodname>func_num_args</methodname>
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<void/>
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</methodsynopsis>
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<para>
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Récupère le nombre d'arguments passés à la fonction.
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</para>
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<para>
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<function>func_get_arg</function> peut être utilisé
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conjointement à <function>func_num_args</function> et
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<function>func_get_args</function> pour permettre aux fonctions
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utilisateurs d'accepter un nombre variable d'arguments.
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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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&no.function.parameters;
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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 le nombre d'arguments passés à la fonction utilisateur courante.
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</para>
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</refsect1>
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<refsect1 role="errors">
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&reftitle.errors;
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<para>
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Génère une alerte si elle est appelée hors d'une fonction utilisateur.
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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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<para>
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<example>
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<title>Exemple avec <function>func_num_args</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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function foo()
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{
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echo "Nombre d'arguments: ", func_num_args(), PHP_EOL;
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}
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foo(1, 2, 3); // affiche ''
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?>
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]]>
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</programlisting>
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&example.outputs;
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<screen>
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<![CDATA[
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Nombre d'arguments: 3
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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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<refsect1 role="notes">
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&reftitle.notes;
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¬e.func-named-params;
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</refsect1>
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<refsect1 role="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member>La syntaxe <link linkend="functions.variable-arg-list"><literal>...</literal></link></member>
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<member><function>func_get_arg</function></member>
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<member><function>func_get_args</function></member>
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<member><methodname>ReflectionFunctionAbstract::getNumberOfParameters</methodname></member>
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</simplelist>
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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:"~/.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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