The RecursiveCachingIterator class

(PHP 5 >= 5.1.0, PHP 7)

简介

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

/* 继承的常量 */

const integer CachingIterator::CALL_TOSTRING = 1 ;

const integer CachingIterator::CATCH_GET_CHILD = 16 ;

const integer CachingIterator::TOSTRING_USE_KEY = 2 ;

const integer CachingIterator::TOSTRING_USE_CURRENT = 4 ;

const integer CachingIterator::TOSTRING_USE_INNER = 8 ;

const integer CachingIterator::FULL_CACHE = 256 ;

/* 方法 */

public __construct ( Iterator $iterator [, int $flags = self::CALL_TOSTRING ] )

public hasChildren ( void ) : bool

/* Inherits */

public CachingIterator::__construct ( Iterator $iterator [, int $flags = self::CALL_TOSTRING ] )

public CachingIterator::count ( void ) : int

public CachingIterator::current ( void ) : mixed

public CachingIterator::getCache ( void ) : array

public CachingIterator::getFlags ( void ) : int

public CachingIterator::hasNext ( void ) : void

public CachingIterator::key ( void ) : scalar

public CachingIterator::next ( void ) : void

public CachingIterator::offsetExists ( mixed $index ) : void

public CachingIterator::offsetGet ( string $index ) : void

public CachingIterator::offsetSet ( mixed $index , mixed $newval ) : void

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

public CachingIterator::rewind ( void ) : void

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

public CachingIterator::__toString ( void ) : void

public CachingIterator::valid ( void ) : void

}

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