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git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@324169 c90b9560-bf6c-de11-be94-00142212c4b1
169 lines
3.8 KiB
XML
169 lines
3.8 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 5faa7a6747bca628b3bdcc9f93aec5603b65581f Maintainer: andresdzphp Status: ready -->
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<!-- Reviewed: no Maintainer: andresdzphp -->
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<refentry xml:id="function.iterator-apply" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>iterator_apply</refname>
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<refpurpose>Llama una función para cada elemento en un iterador</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>iterator_apply</methodname>
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<methodparam><type>Traversable</type><parameter>iterator</parameter></methodparam>
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<methodparam><type>callable</type><parameter>function</parameter></methodparam>
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<methodparam choice="opt"><type>array</type><parameter>args</parameter></methodparam>
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</methodsynopsis>
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<para>
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Llamar una función para cada elemento en un iterador.
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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>iterator</parameter></term>
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<listitem>
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<para>
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La clase a ser iterada.
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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>function</parameter></term>
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<listitem>
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<para>
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La función de llamada de recorno a llamar para cada elemento.
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<note>
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<simpara>
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Esta función debe retornar &true; para con el fin de seguir con
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la iterando el <parameter>iterator</parameter>.
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</simpara>
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</note>
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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>args</parameter></term>
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<listitem>
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<para>
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Argumentos que van a ser pasados a la función de llamada de retorno.
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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 el número de iteraciones.
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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>iterator_apply</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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function print_caps(Iterator $iterator) {
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echo strtoupper($iterator->current()) . "\n";
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return TRUE;
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}
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$it = new ArrayIterator(array("Manzanas", "Bananas", "Cerezas"));
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iterator_apply($it, "print_caps", array($it));
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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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MANZANAS
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BANANAS
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CEREZAS
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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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<!--
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<refsect1 role="errors">
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&reftitle.errors;
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<para>
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When does this function issue E_* level errors, and/or throw exceptions.
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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><function>iterator_apply</function> example</title>
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<para>
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Any text that describes the purpose of the example, or what
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goes on in the example should be here.
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</para>
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<programlisting role="php">
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<![CDATA[
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<?php
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/* ... */
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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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...
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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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-->
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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>array_walk</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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