RecursiveIteratorIterator::getSubIterator

(PHP 5, PHP 7, PHP 8)

RecursiveIteratorIterator::getSubIterator — The current active sub iterator

public function RecursiveIteratorIterator::getSubIterator(? int $level = null ): ? RecursiveIterator

警告

本函数还未编写文档,仅有参数列表。

The current active sub iterator on success; null on failure.

版本	说明
8.0.0	`level` is now nullable.

lovePhp ¶

7 years ago

Please document this method. I have found a use for it and would love to better understand how it works. TY : )