PHP: RecursiveIteratorIterator::getSubIterator - Manual
(PHP 5, PHP 7, PHP 8)
RecursiveIteratorIterator::getSubIterator — The current active sub iterator
Description
public RecursiveIteratorIterator::getSubIterator(?int $level = null): ?RecursiveIterator
Warning
This function is currently not documented; only its argument list is available.
Parameters
level
Return Values
The current active sub iterator on success; null on failure.
Changelog
| Version | Description |
|---|---|
| 8.0.0 |
level is now nullable.
|
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User Contributed Notes 1 note
7 years ago
Please document this method. I have found a use for it and would love to better understand how it works. TY : )