The FilterIterator class
Introduction
This abstract iterator filters out unwanted values. This class should be extended to implement custom iterator filters. The FilterIterator::accept() must be implemented in the subclass.
Class synopsis
abstract
FilterIterator
extends
IteratorIterator
implements
OuterIterator
,
Traversable
,
Iterator
{
/* Methods */
__construct
( Iterator $iterator
)
}Table of Contents
- FilterIterator::accept — Check whether the current element of the iterator is acceptable
- FilterIterator::__construct — Construct a filterIterator
- FilterIterator::current — Get the current element value
- FilterIterator::getInnerIterator — Get the inner iterator
- FilterIterator::key — Get the current key
- FilterIterator::next — Move the iterator forward
- FilterIterator::rewind — Rewind the iterator
- FilterIterator::valid — Check whether the current element is valid