PHP - Manual: RecursiveIteratorIterator::callGetChildren
2024-11-15
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
RecursiveIteratorIterator::callGetChildren — Get children
Get children of the current element.
此函数没有参数。
A RecursiveIterator() on success, or null
on failure.
官方地址:https://www.php.net/manual/en/recursiveiteratoriterator.callgetchildren.php