(PHP 5 >= 5.1.0, PHP 7)
public RecursiveArrayIterator RecursiveArrayIterator::getChildren ( void )
Returns an iterator for the current iterator entry.
Returns:
An iterator for the current entry, if it is an array or object.
Exception:
An InvalidArgumentException will be thrown if the current entry does not contain an array or an object.
Examples:
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(); } ?>
The above example will output:
No children. No children. a : apple p : pear
See also:
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