IteratorAggregate
PHP Manual

IteratorAggregate::getIterator

(PHP 5, PHP 7)

IteratorAggregate::getIterator — Retrieve an external iterator

Description

abstract public Traversable IteratorAggregate::getIterator ( void )

Returns an external iterator.

Parameters

This function has no parameters.

Return Values

An instance of an object implementing Iterator or Traversable

Errors/Exceptions

Throws an Exception on failure.

IteratorAggregate
PHP Manual