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# DOMDocument::xinclude

(PHP 5)

DOMDocument::xinclude — Substitutes XIncludes in a DOMDocument Object

### Descrição

public int DOMDocument::xinclude ([ int `$options` ] )

This method substitutes » XIncludes in a DOMDocument object.

> Nota:

> Due to libxml2 automatically resolving entities, this method will produce unexpected results if the included XML file have an attached DTD.

### Parâmetros

`options`

  libxml parameters. Available since PHP 5.1.0 and Libxml 2.6.7.

### Valor Retornado

Returns the number of XIncludes in the document, -1 if some processing failed, or `FALSE` if there were no substitutions.

### Exemplos

Exemplo #1 DOMDocument::xinclude() example

`<?php
$xml = <<<EOD
<?xml version="1.0" ?>
<chapter xmlns:xi="http://www.w3.org/2001/XInclude">
<title>Books of the other guy..</title>
<para>
<xi:include href="book.xml">
<xi:fallback>
<error>xinclude: book.xml not found</error>
</xi:fallback>
</xi:include>
</para>
</chapter>
EOD;
$dom = new DOMDocument;
// let's have a nice output
$dom->preserveWhiteSpace = false;
$dom->formatOutput = true;
// load the XML string defined above
$dom->loadXML($xml);
// substitute xincludes
$dom->xinclude();
echo $dom->saveXML();
?>`

O exemplo acima irá imprimir algo similar à:

    <?xml version="1.0"?>
    <chapter xmlns:xi="http://www.w3.org/2001/XInclude">
      <title>Books of the other guy..</title>
      <para>
        <row xml:base="/home/didou/book.xml">
           <entry>The Grapes of Wrath</entry>
           <entry>John Steinbeck</entry>
           <entry>en</entry>
           <entry>0140186409</entry>
          </row>
        <row xml:base="/home/didou/book.xml">
           <entry>The Pearl</entry>
           <entry>John Steinbeck</entry>
           <entry>en</entry>
           <entry>014017737X</entry>
          </row>
        <row xml:base="/home/didou/book.xml">
           <entry>Samarcande</entry>
           <entry>Amine Maalouf</entry>
           <entry>fr</entry>
           <entry>2253051209</entry>
          </row>
      </para>
    </chapter>

DOMDocument::validate
DOMDocumentFragment
DOMDocument
PHP Manual