For those entities that are KeyedTraversable, the KeyedIterator interfaces provides the methods of iteration, included being able to get the key

If a class implements KeyedIterator, then it provides the infrastructure to be iterated over using a foreach loop.


Interface Synopsis

namespace HH;

interface KeyedIterator implements Iterator<Tv>, KeyedTraversable<Tk, Tv> {...}

Public Methods

  • ->key(): Tk
    Return the current key at the current iterator position

Public Methods (HH\Iterator)