Please document this method. I have found a use for it and would love to better understand how it works. TY : )
(PHP 5, PHP 7, PHP 8)
RecursiveIteratorIterator::getSubIterator — The current active sub iterator
This function is currently not documented; only its argument list is available.
level
The current active sub iterator on success; null on failure.
| Version | Description |
|---|---|
| 8.0.0 |
level is now nullable.
|