mirror of
https://github.com/php/doc-de.git
synced 2026-03-24 15:22:14 +01:00
89 lines
2.3 KiB
XML
89 lines
2.3 KiB
XML
<?xml version="1.0" encoding="utf-8"?>
|
|
<!-- $Revision$ -->
|
|
<!-- EN-Revision: dcb657b7e9e4f7622ce3394ae1fa3c14538721e1 Maintainer: samesch Status: ready -->
|
|
<!-- Reviewed: no -->
|
|
<refentry xml:id="simplexmlelement.valid" xmlns="http://docbook.org/ns/docbook">
|
|
<refnamediv>
|
|
<refname>SimpleXMLElement::valid</refname>
|
|
<refpurpose>Prüft, ob das aktuelle Element gültig ist</refpurpose>
|
|
</refnamediv>
|
|
|
|
<refsect1 role="description">
|
|
&reftitle.description;
|
|
<methodsynopsis role="SimpleXMLElement">
|
|
<modifier>public</modifier> <type>bool</type><methodname>SimpleXMLElement::valid</methodname>
|
|
<void/>
|
|
</methodsynopsis>
|
|
|
|
<warning>
|
|
<simpara>
|
|
Vor PHP 8.0 war <methodname>SimpleXMLElement::valid</methodname> nur in
|
|
der Kindklasse <classname>SimpleXMLIterator</classname> deklariert.
|
|
</simpara>
|
|
</warning>
|
|
|
|
<para>
|
|
Diese Methode prüft nach dem Aufruf von
|
|
<methodname>SimpleXMLElement::rewind</methodname> oder
|
|
<methodname>SimpleXMLElement::next</methodname>, ob das aktuelle Element
|
|
gültig ist.
|
|
</para>
|
|
</refsect1>
|
|
|
|
<refsect1 role="parameters">
|
|
&reftitle.parameters;
|
|
&no.function.parameters;
|
|
</refsect1>
|
|
|
|
<refsect1 role="returnvalues">
|
|
&reftitle.returnvalues;
|
|
<para>
|
|
Gibt &true; zurück, wenn das aktuelle Element gültig ist, andernfalls
|
|
&false;.
|
|
</para>
|
|
</refsect1>
|
|
|
|
<refsect1 role="examples">
|
|
&reftitle.examples;
|
|
<para>
|
|
<example>
|
|
<title>Überprüfen, ob das aktuelle Element gültig ist</title>
|
|
<programlisting role="php">
|
|
<![CDATA[
|
|
<?php
|
|
$xmlElement = new SimpleXMLElement('<books><book>SQL Basics</book></books>');
|
|
|
|
$xmlElement->rewind(); // zurücksetzen auf das erste Element
|
|
echo var_dump($xmlElement->valid()); // bool(true)
|
|
|
|
$xmlElement->next(); // zum nächsten Element vorrücken
|
|
echo var_dump($xmlElement->valid()); // bool(false), weil es nur ein Element gibt
|
|
?>
|
|
]]>
|
|
</programlisting>
|
|
</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
|
|
-->
|