| public getIterator ( ) : ArrayIterator | ||
| return | ArrayIterator | |
public function getIterator()
{
if ($this->exists() && !self::$started) {
$this->start();
}
if (isset($_SESSION['__NF']['DATA'])) {
return new \ArrayIterator(array_keys($_SESSION['__NF']['DATA']));
} else {
return new \ArrayIterator();
}
}