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git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@324957 c90b9560-bf6c-de11-be94-00142212c4b1
105 lines
2.7 KiB
XML
105 lines
2.7 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 372a6a3537093196c154784be56d9b581cd3d1bf Maintainer: seros Status: ready -->
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<!-- Reviewed: yes Maintainer: seros -->
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<refentry xml:id="function.interface-exists" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>interface_exists</refname>
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<refpurpose>Comprueba si una interfaz ha sido definida</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>bool</type><methodname>interface_exists</methodname>
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<methodparam><type>string</type><parameter>interface_name</parameter></methodparam>
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<methodparam choice="opt"><type>bool</type><parameter>autoload</parameter><initializer>true</initializer></methodparam>
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</methodsynopsis>
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<para>
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Comprueba si la interfaz dada ha sido definida.
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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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<para>
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<variablelist>
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<varlistentry>
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<term><parameter>interface_name</parameter></term>
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<listitem>
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<para>
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El nombre de la interfaz
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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>autoload</parameter></term>
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<listitem>
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<para>
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Si llamar a &link.autoload; o no por defecto.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</para>
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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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Devuelve &true; si la interfaz dada por
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<parameter>interface_name</parameter> ha sido definida, &false; si no.
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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>Ejemplo de <function>interface_exists</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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// Comprobar si la interfaz existe antes de intentar usarla
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if (interface_exists('MiInterfaz')) {
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class MiClase implements MiInterfaz
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{
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// Métodos
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}
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}
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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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</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><function>get_declared_interfaces</function></member>
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<member><function>class_implements</function></member>
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<member><function>class_exists</function></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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