RecursiveIteratorIterator::callHasChildren
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
RecursiveIteratorIterator::callHasChildren — Has children
说明
public RecursiveIteratorIterator::callHasChildren
(
) : bool
Called for each element to test whether it has children.
警告
本函数还未编写文档，仅有参数列表。
参数
此函数没有参数。
返回值
true if the element has children, otherwise false