RecursiveFilterIterator::hasChildren

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

RecursiveFilterIterator::hasChildren — Check whether the inner iterator's current element has children

public RecursiveFilterIterator::hasChildren(): bool

Check whether the inner iterator's current element has children.

此函数没有参数。

true if the inner iterator has children, otherwise false

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