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107 lines
2.8 KiB
XML
107 lines
2.8 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: e095023e408c8cb6378ae16bb6870343a3946919 Maintainer: PhilDaiguille Status: ready -->
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<!-- Reviewed: yes Maintainer: PhilDaiguille -->
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<refentry xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="function.hex2bin">
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<refnamediv>
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<refname>hex2bin</refname>
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<refpurpose>Convierte una string codificada en hexadecimal a binario</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 class="union"><type>string</type><type>false</type></type><methodname>hex2bin</methodname>
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<methodparam><type>string</type><parameter>string</parameter></methodparam>
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</methodsynopsis>
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<para>
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Convierte una string binaria codificada en hexadecimal.
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</para>
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<caution>
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<para>
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Esta función no convierte un número hexadecimal a un número binario. Esto puede realizarse utilizando la función <function>base_convert</function>.
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</para>
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</caution>
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</refsect1>
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<refsect1 role="parameters">
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&reftitle.parameters;
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<variablelist>
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<varlistentry>
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<term><parameter>string</parameter></term>
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<listitem>
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<para>
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Representación hexadecimal de los datos.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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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 la representación binaria de los datos &return.falseforfailure;.
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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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Si la string de entrada en hexadecimal tiene una longitud impar o si la string en hexadecimal es inválida, se emitirá una alerta de nivel <constant>E_WARNING</constant>.
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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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<example xml:id="hex2bin.example.basic">
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<title>Ejemplo con <function>hex2bin</function></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$hex = hex2bin("6578616d706c65206865782064617461");
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var_dump($hex);
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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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string(16) "example hex data"
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]]>
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</screen>
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</example>
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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>bin2hex</function></member>
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<member><function>unpack</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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