The OuterIterator interface

(PHP 5 >= 5.1.0, PHP 7, PHP 8)

简介

Classes implementing OuterIterator can be used to iterate over iterators.

接口摘要

implements OuterIterator extends Iterator {
/* 方法 */
public getInnerIterator ( ) : Iterator|null
/* 继承的方法 */
abstract public Iterator::current ( ) : mixed
abstract public Iterator::key ( ) : scalar
abstract public Iterator::next ( ) : void
abstract public Iterator::rewind ( ) : void
abstract public Iterator::valid ( ) : bool
}

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