IteratorIterator::getInnerIterator

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

IteratorIterator::getInnerIterator — Get the inner iterator

public function IteratorIterator::getInnerIterator(): ?Iterator

Get the inner iterator.

This function has no parameters.

The inner iterator as passed to IteratorIterator::__construct(), or null when there is no inner iterator.