RecursiveArrayIteratorRecursiveArrayIterator::getChildren
(PHP 5 >= 5.1.0)
RecursiveArrayIterator::getChildren — Returns an iterator for the current entry if it is an array or an object.
Descripción
Returns an iterator for the current iterator entry.
Parámetros
Esta función no tiene parámetros.
Errores/Excepciones
An InvalidArgumentException will be thrown if the current entry does not contain an array or an object.
Ejemplos
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();
}
?>
El resultado del ejemplo sería:
No children. No children. a : apple p : pear
Ver también
- RecursiveArrayIterator::hasChildren() - Returns whether current entry is an array or an object.
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RecursiveArrayIterator::getChildren
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