Php/docs/class.recursiveiteratoriterator

• PHP Manual
• 迭代器
• The RecursiveIteratorIterator class

(PHP 5, PHP 7)

简介

Can be used to iterate through recursive iterators.

类摘要

RecursiveIteratorIterator implements OuterIterator {

/* 常量 */

const int LEAVES_ONLY = 0

const int SELF_FIRST = 1

const int CHILD_FIRST = 2

const int CATCH_GET_CHILD = 16

/* 方法 */

public beginChildren ( ) : void

public beginIteration ( ) : void

public callGetChildren ( ) : RecursiveIterator

public callHasChildren ( ) : bool

public __construct ( Traversable $iterator [, int $mode = RecursiveIteratorIterator::LEAVES_ONLY [, int $flags = 0 ]] )

public current ( ) : mixed

public endChildren ( ) : void

public endIteration ( ) : void

public getDepth ( ) : int

public getInnerIterator ( ) : iterator

public getMaxDepth ( ) : mixed

public getSubIterator ([ int $level ] ) : RecursiveIterator

public key ( ) : mixed

public next ( ) : void

public nextElement ( ) : void

public rewind ( ) : void

public setMaxDepth ([ int $max_depth = -1 ] ) : void

public valid ( ) : bool

/* 继承的方法 */

public OuterIterator::getInnerIterator ( ) : Iterator

}

预定义常量

RecursiveIteratorIterator::LEAVES_ONLY

RecursiveIteratorIterator::SELF_FIRST

RecursiveIteratorIterator::CHILD_FIRST

RecursiveIteratorIterator::CATCH_GET_CHILD

Table of Contents

• RecursiveIteratorIterator::beginChildren — Begin children
• RecursiveIteratorIterator::beginIteration — Begin Iteration
• RecursiveIteratorIterator::callGetChildren — Get children
• RecursiveIteratorIterator::callHasChildren — Has children
• RecursiveIteratorIterator::__construct — Construct a RecursiveIteratorIterator
• RecursiveIteratorIterator::current — Access the current element value
• RecursiveIteratorIterator::endChildren — End children
• RecursiveIteratorIterator::endIteration — End Iteration
• RecursiveIteratorIterator::getDepth — Get the current depth of the recursive iteration
• RecursiveIteratorIterator::getInnerIterator — Get inner iterator
• RecursiveIteratorIterator::getMaxDepth — Get max depth
• RecursiveIteratorIterator::getSubIterator — The current active sub iterator
• RecursiveIteratorIterator::key — Access the current key
• RecursiveIteratorIterator::next — Move forward to the next element
• RecursiveIteratorIterator::nextElement — Next element
• RecursiveIteratorIterator::rewind — Rewind the iterator to the first element of the top level inner iterator
• RecursiveIteratorIterator::setMaxDepth — Set max depth
• RecursiveIteratorIterator::valid — Check whether the current position is valid