SimpleXMLIterator::current

(PHP 5, PHP 7)

SimpleXMLIterator::currentReturns the current element

Opis

public SimpleXMLIterator::current ( void ) : mixed

This method returns the current element as a SimpleXMLIterator object or NULL.

Parametry

Ta funkcja nie posiada parametrów.

Zwracane wartości

Returns the current element as a SimpleXMLIterator object or NULL on failure.

Przykłady

Przykład #1 Return the current element

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

$xmlIterator->rewind(); // rewind to first element
var_dump($xmlIterator->current());
?>

Powyższy przykład wyświetli:

NULL
object(SimpleXMLIterator)#2 (1) {
  [0]=>
  string(10) "PHP basics"
}

Zobacz też:

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User Contributed Notes 1 note

up
3
bmafzallmahmud at gmail dot com
6 years ago
<?php
$note
=<<<XML
<note>
<to>Afzall</to>
<from>Hasan</from>
<heading>Reminder</heading>
<body>Don't forget your parents</body>
</note>
XML;

$xmlIterator = new SimpleXMLIterator($note);
var_dump($xmlIterator->current()); //out put : NULL
var_dump($xmlIterator->rewind()); //out put null
$xmlIterator->rewind(); //beacse of rewind to first element then show "$xmlIterator->current()""
var_dump($xmlIterator->current());
//out put : object(SimpleXMLIterator)#2 (1) { [0]=> string(6) "Afzall" }
?>
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