(PHP 5 >= 5.1.0, PHP 7, PHP 8)

AppendIterator::getInnerIteratorGets the inner iterator


public AppendIterator::getInnerIterator(): Iterator

This method returns the current inner iterator.


This function has no parameters.

Return Values

The current inner iterator, or null if there is not one.


Example #1 AppendIterator::getInnerIterator() example

= new ArrayIterator(array('a' => 'aardwolf''b' => 'bear''c' => 'capybara'));
$array_b = new RegexIterator($array_a'/^[ac]/');

$iterator = new AppendIterator;

foreach (
$iterator as $current) {
$inner $iterator->getInnerIterator();
    if (
$inner instanceOf RegexIterator) {
'Filtered: ';
    } else {
'Original: ';
$current PHP_EOL;

The above example will output:

Original: aardwolf
Original: bear
Original: capybara
Filtered: aardwolf
Filtered: capybara

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