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git-svn-id: https://svn.php.net/repository/phpdoc/es/trunk@337896 c90b9560-bf6c-de11-be94-00142212c4b1
155 lines
4.5 KiB
XML
155 lines
4.5 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 72af2380f5e6118d7823324ba69d6b33970f994f Maintainer: seros Status: ready -->
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<!-- Reviewed: no -->
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<refentry xml:id="function.preg-replace-callback-array" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>preg_replace_callback_array</refname>
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<refpurpose>Realizar una búsqueda y sustitución de expresión regular con retrollamadas</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>mixed</type><methodname>preg_replace_callback_array</methodname>
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<methodparam><type>array</type><parameter>patterns_and_callbacks</parameter></methodparam>
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<methodparam><type>mixed</type><parameter>subject</parameter></methodparam>
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<methodparam choice="opt"><type>int</type><parameter>limit</parameter><initializer>-1</initializer></methodparam>
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<methodparam choice="opt"><type>int</type><parameter role="reference">count</parameter></methodparam>
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</methodsynopsis>
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<para>
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El comportamiento de esta función es similar a la de
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<function>preg_replace_callback</function>, excepto que las retrollamadas se
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ejecutan en función de cada patrón.
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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>patterns_and_callbacks</parameter></term>
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<listitem>
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<para>
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Un array asociativo con correspondencias entre patrones (claves) y retrollamadas (valores).
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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>subject</parameter></term>
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<listitem>
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<para>
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El sujeto. Un string o array con varios strings para la búsqueda y sustitución.
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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>limit</parameter></term>
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<listitem>
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<para>
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Las sustituciones máximas posibles para cada patrón en cada
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string de <parameter>subject</parameter>. Su valor predeterminado es de
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<literal>-1</literal> (sin límite).
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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>count</parameter></term>
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<listitem>
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<para>
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La cuenta. Si se especifica, esta variable contrendrá el número de
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sustituciones hechas.
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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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<function>preg_replace_callback_array</function> devuelve un array si el
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parámetro <parameter>subject</parameter> es un array, o un string
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en caso contrario. En caso de error devuelve &null;
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</para>
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<para>
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Si se encuentran coincidencias, será devuelto el nuevo sujeto; si no,
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<parameter>subject</parameter> será devuelto sin cambios.
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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>preg_replace_callback_array</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$subject = 'Aaaaaa Bbb';
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preg_replace_callback_array(
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[
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'~[a]+~i' => function ($match) {
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echo strlen($match[0]), ' coincidencias de "a" encontradas', PHP_EOL;
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},
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'~[b]+~i' => function ($match) {
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echo strlen($match[0]), ' coincidencias de "b" encontradas', PHP_EOL;
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}
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],
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$subject
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);
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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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6 coincidencias de "a" encontradas
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3 coincidencias de "b" encontradas
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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="seealso">
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&reftitle.seealso;
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<para>
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<simplelist>
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<member><link linkend="pcre.pattern">Patrones de PCRE</link></member>
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<member><function>preg_replace_callback</function></member>
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<member><function>preg_quote</function></member>
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<member><function>preg_replace</function></member>
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<member><function>preg_last_error</function></member>
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<member><link linkend="functions.anonymous">Funciones anónimas</link></member>
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<member>&seealso.callback;</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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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-minimize-attributes:nil
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sgml-indent-step:1
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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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