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SimpleXMLIterator::next> <SimpleXMLIterator::hasChildren
[edit] Last updated: Fri, 17 May 2013

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SimpleXMLIterator::key

(PHP 5 >= 5.1.0)

SimpleXMLIterator::keyReturn current key

Beschreibung

mixed SimpleXMLIterator::key ( void )

This method gets the XML tag name of the current element.

Parameter-Liste

Diese Funktion hat keine Parameter.

Rückgabewerte

Returns the XML tag name of the element referenced by the current SimpleXMLIterator object or FALSE

Beispiele

Beispiel #1 Get the current XML tag key

<?php
$xmlIterator 
= new SimpleXMLIterator('<books><book>PHP basics</book><book>XML basics</book></books>');

echo 
var_dump($xmlIterator->key());
$xmlIterator->rewind(); // rewind to the first element
echo var_dump($xmlIterator->key());

?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

bool(false)
string(4) "book"



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