RecursiveFilterIterator::hasChildren
(PHP 5 >= 5.1.0, PHP 7, PHP 8)
RecursiveFilterIterator::hasChildren — Check whether the inner iterator's current element has children
说明
public RecursiveFilterIterator::hasChildren
(
) : bool
Check whether the inner iterator's current element has children.
参数
此函数没有参数。
返回值
true if the inner iterator has children, otherwise false
参见
- RecursiveFilterIterator::getChildren() - Return the inner iterator's children contained in a RecursiveFilterIterator
- RecursiveIterator::hasChildren() - Returns if an iterator can be created for the current entry