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archived-doc-fr/reference/dom/domnode/compareDocumentPosition.xml
2024-11-21 18:39:22 +00:00

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XML

<?xml version="1.0" encoding="utf-8"?>
<!-- EN-Revision: f1516b33abc82b59d0b8a52b973d64f4857939cc Maintainer: Fan2Shrek Status: ready -->
<!-- Reviewed: yes -->
<refentry xml:id="domnode.comparedocumentposition" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>DOMNode::compareDocumentPosition</refname>
<refpurpose>Compare la position de deux nœuds</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis role="DOMNode">
<modifier>public</modifier> <type>int</type><methodname>DOMNode::compareDocumentPosition</methodname>
<methodparam><type>DOMNode</type><parameter>other</parameter></methodparam>
</methodsynopsis>
<simpara>
Compare la position de l'autre nœud par rapport à ce nœud.
</simpara>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<variablelist>
<varlistentry>
<term><parameter>other</parameter></term>
<listitem>
<para>
Le nœud pour lequel la position doit être comparée, par rapport à ce nœud.
</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<simpara>
Un masque de bits des constantes
<constant>DOMNode::DOCUMENT_POSITION_<replaceable>*</replaceable></constant>.
</simpara>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<example>
<title>Exemple de <methodname>DOMNode::compareDocumentPosition</methodname></title>
<programlisting role="php">
<![CDATA[
<?php
$xml = <<<XML
<root>
<child1/>
<child2/>
</root>
XML;
$dom = new DOMDocument();
$dom->loadXML($xml);
$root = $dom->documentElement;
$child1 = $root->firstElementChild;
$child2 = $child1->nextElementSibling;
var_dump($root->compareDocumentPosition($child1));
var_dump($child2->compareDocumentPosition($child1));
?>
]]>
</programlisting>
&example.outputs;
<screen>
<![CDATA[
int(20) // Ceci est DOMNode::DOCUMENT_POSITION_CONTAINED_BY | DOMNode::DOCUMENT_POSITION_FOLLOWING
int(2) // Ceci est DOMNode::DOCUMENT_POSITION_PRECEDING
]]>
</screen>
</example>
</refsect1>
</refentry>
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