RecursiveCallbackFilterIterator::getChildren()
(PHP 5 >= 5.4.0, PHP 7)
Return the inner iterator's children contained in a RecursiveCallbackFilterIterator
说明
public RecursiveCallbackFilterIterator::getChildren( void) :RecursiveCallbackFilterIterator
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