PHP - Manual: RecursiveIteratorIterator::callHasChildren
2024-11-15
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
RecursiveIteratorIterator::callHasChildren — Has children
Called for each element to test whether it has children.
本函数还未编写文档,仅有参数列表。
此函数没有参数。
Returns whether the element has children.
官方地址:https://www.php.net/manual/en/recursiveiteratoriterator.callhaschildren.php