Predefined Interfaces and Classes

Table of Contents ¶

·         Traversable<Tv>

·         Indexish<Tk,Tv>

·         KeyedTraversable<Tk,Tv>

·         Iterator<Tv>

·         KeyedIterator<Tk, Tv>

·         IteratorAggregate<Tv>

·         Iterable<Tv>

·         KeyedIterable<Tk, Tv>

·         ArrayAccess<Tk, Tv>

·         Awaitable<T>

·         Continuation<Tv>

·         XHPChild

These are Hack specific interfaces, many of which are the parameterized version of their PHP counterpart.