SimpleXMLElement::current
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SimpleXMLElement::current — Returns the current element
Descrizione
Avviso
Prior to PHP 8.0, SimpleXMLElement::current() was only declared on the subclass SimpleXMLIterator.
This method returns the current element as a SimpleXMLElement object.
Elenco dei parametri
Questa funzione non contiene parametri.
Valori restituiti
Returns the current element as a SimpleXMLElement object.
Errori/Eccezioni
Throws an Error on failure.
Log delle modifiche
| Versione | Descrizione |
|---|---|
| 8.1.0 |
An Error is now thrown if
SimpleXMLElement::current() is called on an
invalid iterator. Previously, null was returned.
|
Esempi
Example #1 Return the current element
<?php
$xmlElement = new SimpleXMLElement('<books><book>PHP basics</book><book>XML basics</book></books>');
$xmlElement->rewind(); // rewind to first element, otherwise current() won't work
var_dump($xmlElement->current());
?>Il precedente esempio visualizzerà:
object(SimpleXMLElement)#2 (1) {
[0]=>
string(10) "PHP basics"
}
Vedere anche:
- SimpleXMLElement::key() - Return current key
- SimpleXMLElement::next() - Move to next element
- SimpleXMLElement::rewind() - Rewind to the first element
- SimpleXMLElement::valid() - Check whether the current element is valid
- SimpleXMLElement
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