(PHP 5 >= 5.1.0)
RecursiveArrayIterator::getChildren — Returns an iterator for the current entry if it is an array or an object.
Returns an iterator for the current iterator entry.
Această funcție nu are parametri.
An InvalidArgumentException will be thrown if the current entry does not contain an array or an object.
Example #1 RecursiveArrayIterator::getChildren() example
<?php
$fruits = array("a" => "lemon", "b" => "orange", array("a" => "apple", "p" => "pear"));
$iterator = new RecursiveArrayIterator($fruits);
while ($iterator->valid()) {
if ($iterator->hasChildren()) {
// print all children
foreach ($iterator->getChildren() as $key => $value) {
echo $key . ' : ' . $value . "\n";
}
} else {
echo "No children.\n";
}
$iterator->next();
}
?>
Exemplul de mai sus va afișa:
No children. No children. a : apple p : pear