PHP: IteratorIterator::__construct - Manual

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

IteratorIterator::__construct — Create an iterator from anything that is traversable

Description

public function IteratorIterator::__construct(Traversable $iterator, ?string $class = null)

Creates an iterator from anything that is traversable.

Parameters

iterator

The traversable iterator.

class

The class name to use for the inner iterator. It allows to specify a different iterator class to wrap the provided iterator. By default, it will use the IteratorIterator class itself.