SimpleXMLIterator::hasChildrenSimpleXMLIterator::key
(PHP 5 >= 5.1.0)
SimpleXMLIterator::key — Return current key
Descrierea
This method gets the XML tag name of the current element.
Parametri
Această funcţie nu are parametri.
Valorile întroarse
Returns the XML tag name of the element referenced by the current SimpleXMLIterator object or FALSE
Exemple
Example #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());
?>
Exemplul de mai sus va afişa:
bool(false) string(4) "book"
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