RecursiveCallbackFilterIterator::getChildren
(PHP 5 >= 5.4.0, PHP 7, PHP 8)
RecursiveCallbackFilterIterator::getChildren — Return the inner iterator's children contained in a RecursiveCallbackFilterIterator
说明
Fetches the filtered children of the inner iterator.
RecursiveCallbackFilterIterator::hasChildren() should be used to determine if there are children to be fetched.
参数
此函数没有参数。
返回值
Returns a RecursiveCallbackFilterIterator containing the children.
参见
- RecursiveCallbackFilterIterator Examples
- RecursiveCallbackFilterIterator::__construct() - Create a RecursiveCallbackFilterIterator from a RecursiveIterator
- RecursiveCallbackFilteriterator::hasChildren() - Check whether the inner iterator's current element has children
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