ArrayObject getIteratorClass() Function in PHP

<?php
// PHP program to illustrate the
// getIteratorClass() function

$arr = array("a" => "geeks", "b" => "are", "c" => "awesome");

// Create array object
$arrObject = new ArrayObject($arr);

// Fetch the iterator classname 
$itrClassName = $arrObject->getIteratorClass();

// Print the iterator classname
print($itrClassName);

?>

<?php
// PHP program to illustrate the
// getIteratorClass() function

// Create a custom interator
class SampleIterator extends ArrayIterator{
    
}

$arr = array("a" => "geeks", "b" => "are", "c" => "awesome");

// Create array object
$arrObject = new ArrayObject($arr);

// Set new iterator
$arrObject->setIteratorClass('SampleIterator');

// Fetch the iterator classname 
$itrClassName = $arrObject->getIteratorClass();

// Print the iterator classname
print($itrClassName);

?>