The RecursiveIterator interface

(PHP 5 >= 5.1.0, PHP 7)

简介

Classes implementing RecursiveIterator can be used to iterate over iterators recursively.

接口摘要

RecursiveIterator extends Iterator {
/* 方法 */
public getChildren ( void ) : RecursiveIterator
public hasChildren ( void ) : bool
/* 继承的方法 */
abstract public Iterator::current ( void ) : mixed
abstract public Iterator::key ( void ) : scalar
abstract public Iterator::next ( void ) : void
abstract public Iterator::rewind ( void ) : void
abstract public Iterator::valid ( void ) : bool
}

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