/**
* DEPRECATION WARNING! IteratorAggregate interface will be removed from \Slim\Http\Response.
* Iterate `headers` or `cookies` properties directly.
*
* Get Iterator
*
* This returns the contained `\Slim\Http\Headers` instance which
* is itself iterable.
*
* @return \Slim\Http\Headers
*/
public function getIterator()
{
return $this->headers->getIterator();
}
