The RecursiveCachingIterator class

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

简介

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RecursiveCachingIterator extends CachingIterator implements Countable , ArrayAccess , OuterIterator , RecursiveIterator {

/* 继承的常量 */

const int CachingIterator::CALL_TOSTRING = 1 ;

const int CachingIterator::CATCH_GET_CHILD = 16 ;

const int CachingIterator::TOSTRING_USE_KEY = 2 ;

const int CachingIterator::TOSTRING_USE_CURRENT = 4 ;

const int CachingIterator::TOSTRING_USE_INNER = 8 ;

const int CachingIterator::FULL_CACHE = 256 ;

/* 方法 */

public __construct ( Iterator $iterator , int $flags = RecursiveCachingIterator::CALL_TOSTRING )

public hasChildren ( ) : bool

/* 继承的方法 */

public CachingIterator::count ( ) : int

public CachingIterator::getCache ( ) : array

public CachingIterator::getFlags ( ) : int

public CachingIterator::hasNext ( ) : bool

public CachingIterator::key ( ) : scalar

public CachingIterator::next ( ) : void

public CachingIterator::offsetExists ( string $key ) : bool

public CachingIterator::offsetGet ( string $key ) : mixed

public CachingIterator::offsetSet ( string $key , mixed $value ) : void

public CachingIterator::offsetUnset ( string $key ) : void

public CachingIterator::rewind ( ) : void

public CachingIterator::setFlags ( int $flags ) : void

public CachingIterator::__toString ( ) : string

public CachingIterator::valid ( ) : bool

}

RecursiveCachingIterator::__construct — Construct
RecursiveCachingIterator::getChildren — Return the inner iterator's children as a RecursiveCachingIterator
RecursiveCachingIterator::hasChildren — Check whether the current element of the inner iterator has children

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