xml-set-object.xml

<?xml version="1.0" encoding="utf-8"?>
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<!-- EN-Revision: 3db49ee0a331a657dd97b539a749f53d3965b593 Maintainer: carlos Status: ready -->
<refentry xml:id="function.xml-set-object" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>xml_set_object</refname>
  <refpurpose>Usa un intérprete XML Parser dentro de un objeto</refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>xml_set_object</methodname>
   <methodparam><type>XMLParser</type><parameter>parser</parameter></methodparam>
   <methodparam><type>object</type><parameter>object</parameter></methodparam>
  </methodsynopsis>
  <para>
Esta función permite usar <parameter>parser</parameter> dentro de <parameter>object</parameter>. Todas las funciones de retorno se podrian establecer con <function>xml_set_element_handler</function>, etc y asumirlas como métodos de <parameter>object</parameter>.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>parser</parameter></term>
     <listitem>
      <para>
       Identificador del recurso del intérprete XML para usar dentro del objeto.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>object</parameter></term>
     <listitem>
      <para>
       El objeto donde usar el intérprete XML.
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <informaltable>
   <tgroup cols="2">
    <thead>
     <row>
      <entry>&Version;</entry>
      <entry>&Description;</entry>
     </row>
    </thead>
    <tbody>
      &xml.changelog.parser-param;
    </tbody>
   </tgroup>
  </informaltable>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Ejemplo <function>xml_set_object</function></title>
    <programlisting role="php">
<![CDATA[
<?php
class XMLParser
{
    private $parser;

    function __construct()
    {
        $this->parser = xml_parser_create();

        xml_set_object($this->parser, $this);
        xml_set_element_handler($this->parser, "tag_open", "tag_close");
        xml_set_character_data_handler($this->parser, "cdata");
    }

    function __destruct()
    {
        xml_parser_free($this->parser);
        unset($this->parser);
    }

    function parse($data)
    {
        xml_parse($this->parser, $data);
    }

    function tag_open($parser, $tag, $attributes)
    {
        var_dump($tag, $attributes);
    }

    function cdata($parser, $cdata)
    {
        var_dump($cdata);
    }

    function tag_close($parser, $tag)
    {
        var_dump($tag);
    }
}

$xml_parser = new XMLParser();
$xml_parser->parse("<A ID='hallo'>PHP</A>");
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
string(1) "A"
array(1) {
  ["ID"]=>
  string(5) "hallo"
}
string(3) "PHP"
string(1) "A"
]]>
    </screen>
   </example>
  </para>
 </refsect1>

</refentry>

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