Returns an iterator for the current entry if it is an array or an object

# RecursiveArrayIterator::getChildren

(PHP 5 >= 5.1.0, PHP 7)

RecursiveArrayIterator::getChildren — Returns an iterator for the current entry if it is an array or an object

### Descrierea

public RecursiveArrayIterator::getChildren ( void ) : RecursiveArrayIterator

Returns an iterator for the current iterator entry.

### Parametri

Această funcție nu are parametri.

### Valorile întoarse

An iterator for the current entry, if it is an array or object.

### Erori/Excepții

An InvalidArgumentException will be thrown if the current entry does not contain an array or an object.

### Exemple

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

### A se vedea și

- RecursiveArrayIterator::hasChildren() - Returns whether current entry is an array or an object