<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="simplexmlelement.haschildren" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>SimpleXMLElement::hasChildren</refname>
  <refpurpose>Checks whether the current element has sub elements</refpurpose>
 </refnamediv>
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis role="SimpleXMLElement">
   <modifier>public</modifier> <type>bool</type><methodname>SimpleXMLElement::hasChildren</methodname>
   <void/>
  </methodsynopsis>

  <warning>
   <simpara>
    Prior to PHP 8.0, <methodname>SimpleXMLElement::hasChildren</methodname> was only
    declared on the subclass <classname>SimpleXMLIterator</classname>.
   </simpara>
  </warning>

  <para>
   This method checks whether the current <classname>SimpleXMLElement</classname> element has sub-elements.
  </para>
 </refsect1>

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

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &true; if the current element has sub-elements, otherwise &false;
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Check whether the current element has sub-elements</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(); $xmlElement->next()) {
    if ($xmlElement->hasChildren()) {
        var_dump($xmlElement->current());
    }
}
?>
]]>
    </programlisting>
    &example.outputs;
    <screen>
<![CDATA[
object(SimpleXMLElement)#2 (2) {
  ["title"]=>
  string(10) "PHP Basics"
  ["author"]=>
  string(9) "Jim Smith"
}
]]>
    </screen>
   </example>
  </para>
 </refsect1>

</refentry>
<!-- Keep this comment at the end of the file
Local variables:
mode: sgml
sgml-omittag:t
sgml-shorttag:t
sgml-minimize-attributes:nil
sgml-always-quote-attributes:t
sgml-indent-step:1
sgml-indent-data:t
indent-tabs-mode:nil
sgml-parent-document:nil
sgml-default-dtd-file:"~/.phpdoc/manual.ced"
sgml-exposed-tags:nil
sgml-local-catalogs:nil
sgml-local-ecat-files:nil
End:
vim600: syn=xml fen fdm=syntax fdl=2 si
vim: et tw=78 syn=sgml
vi: ts=1 sw=1
-->
