getchildren.xml

<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="simplexmlelement.getchildren" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>SimpleXMLElement::getChildren</refname>
  <refpurpose>Renvoie les sous-éléments de l'élément courant</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis role="SimpleXMLElement">
   <modifier>public</modifier> <type class="union"><type>SimpleXMLElement</type><type>null</type></type><methodname>SimpleXMLElement::getChildren</methodname>
   <void/>
  </methodsynopsis>

  <warning>
   <simpara>
    Antérieur à PHP 8.0, <methodname>SimpleXMLElement::getChildren</methodname> n'était déclarée
    que sur la sous-classe <classname>SimpleXMLIterator</classname>.
   </simpara>
  </warning>

  <para>
   Cette méthode retourne un objet <classname>SimpleXMLElement</classname> 
   contenant les sous-éléments de l'élémenmt courant
   <classname>SimpleXMLElement</classname>.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  &no.function.parameters;
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   Retourne un objet <classname>SimpleXMLElement</classname> contenant
   les sous-éléments de l'objet courant.
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Lecture des sous-éléments de l'objet courant</title>
    <programlisting role="php">
<![CDATA[
<?php
$xml = <<<XML
<books>
    <book>
        <title>PHP Basics</title>
        <author>Jim Smith</author>
    </book>
    <book>XML basics</book>
</books>
XML;

$xmlElement = new SimpleXMLElement($xml);
for ($xmlElement->rewind(); $xmlElement->valid(); $xmlElement->next()) {
    foreach($xmlElement->getChildren() as $name => $data) {
    echo "The $name is '$data' from the class " . get_class($data) . "\n";
    }
}
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
The title is 'PHP Basics' from the class SimpleXMLElement
The author is 'Jim Smith' from the class SimpleXMLElement
]]>
    </screen>
   </example>
  </para>
 </refsect1>

</refentry>

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