mirror of
https://github.com/php/doc-es.git
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178 lines
5.5 KiB
XML
178 lines
5.5 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 7d5c74c9a561dc63be999694ee65195bef1550a0 Maintainer: jpberdejo Status: ready -->
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<!-- Reviewed: no Maintainer: andresdzphp -->
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<refentry xml:id="domdocument.createelement" xmlns="http://docbook.org/ns/docbook">
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<refnamediv>
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<refname>DOMDocument::createElement</refname>
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<refpurpose>Crea un nuevo nodo elemento</refpurpose>
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</refnamediv>
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis role="DOMDocument">
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<modifier>public</modifier> <type class="union"><type>DOMElement</type><type>false</type></type><methodname>DOMDocument::createElement</methodname>
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<methodparam><type>string</type><parameter>localName</parameter></methodparam>
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<methodparam choice="opt"><type>string</type><parameter>value</parameter><initializer>""</initializer></methodparam>
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</methodsynopsis>
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<para>
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Esta función crea una nueva instancia de la clase
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<classname>DOMElement</classname>. &dom.node.inserted;
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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>localName</parameter></term>
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<listitem>
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<para>
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El nombre de etiqueta del elemento.
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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>value</parameter></term>
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<listitem>
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<para>
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El valor del elemento. De manera predeterminada se creará un elemento vacio.
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El valor también puede ser asignado más tarde con <link linkend="domnode.props.nodevalue">DOMElement::$nodeValue</link>.
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</para>
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<para>
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El valor es usado al pie de la letra, excepto que las referencias de entidad
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< y > se escaparán. Tenga en cuenta que & tiene que ser escapado manualmente;
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de lo contrario, se tomará como inicio de una referencia de entidad. Además "
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no sera escapado.
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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 una nueva instanca de la clase <classname>DOMElement</classname> o &false;
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si ha ocurrido un error.
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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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<simpara>
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Puede lanzar una <exceptionname>DOMException</exceptionname> con los
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siguientes códigos de error:
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</simpara>
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<para>
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<variablelist>
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<varlistentry>
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<term><constant>DOM_INVALID_CHARACTER_ERR</constant></term>
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<listitem>
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<para>
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Lanzado si <parameter>localName</parameter> contiene un carácter inválido.
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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="examples">
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&reftitle.examples;
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<para>
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<example>
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<title>Crear un nuevo elemento e insertarlo como raíz</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$dom = new DOMDocument('1.0', 'utf-8');
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$element = $dom->createElement('test', 'This is the root element!');
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// Insertamos el nuevo elemento como raíz (hijo del documento)
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$dom->appendChild($element);
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echo $dom->saveXML();
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?>
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]]>
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</programlisting>
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&example.outputs;
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<screen role="xml">
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<![CDATA[
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<?xml version="1.0" encoding="utf-8"?>
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<test>This is the root element!</test>
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]]>
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</screen>
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</example>
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</para>
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<para>
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<example>
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<title>Pasando texto que contiene un & sin escapar como <parameter>valor</parameter></title>
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<programlisting role="php">
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<![CDATA[
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<?php
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$dom = new DOMDocument('1.0', 'utf-8');
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$element = $dom->createElement('foo', 'me & you');
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$dom->appendChild($element);
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echo $dom->saveXML();
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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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Warning: DOMDocument::createElement(): unterminated entity reference you in /in/BjTCg on line 4
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<?xml version="1.0" encoding="utf-8"?>
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<foo/>
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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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<note>
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<para>
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El parámetro <parameter>value</parameter> <emphasis>no</emphasis> será escapado.
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Utilice <methodname>DOMDocument::createTextNode</methodname> para crear un
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nodo de texto con <emphasis>soporte para escape de caracteres</emphasis>.
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</para>
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</note>
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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><methodname>DOMNode::appendChild</methodname></member>
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<member><methodname>DOMDocument::createAttribute</methodname></member>
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<member><methodname>DOMDocument::createAttributeNS</methodname></member>
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<member><methodname>DOMDocument::createCDATASection</methodname></member>
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<member><methodname>DOMDocument::createComment</methodname></member>
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<member><methodname>DOMDocument::createDocumentFragment</methodname></member>
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<member><methodname>DOMDocument::createElementNS</methodname></member>
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<member><methodname>DOMDocument::createEntityReference</methodname></member>
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<member><methodname>DOMDocument::createProcessingInstruction</methodname></member>
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<member><methodname>DOMDocument::createTextNode</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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