Php/docs/class.cachingiterator

(PHP 5, PHP 7)

はじめに

このオブジェクトは、別のイテレータからキャッシュされた反復処理をサポートします。

CachingIterator extends IteratorIterator implements OuterIterator , ArrayAccess , Countable {

/* 定数 */

const int CALL_TOSTRING = 1

const int CATCH_GET_CHILD = 16

const int TOSTRING_USE_KEY = 2

const int TOSTRING_USE_CURRENT = 4

const int TOSTRING_USE_INNER = 8

const int FULL_CACHE = 256

/* メソッド */

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

public count ( ) : int

public current ( ) : mixed

public getCache ( ) : array

public getFlags ( ) : int

public hasNext ( ) : void

public key ( ) : scalar

public next ( ) : void

public offsetExists ( mixed $index ) : void

public offsetGet ( string $index ) : void

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

public offsetUnset ( string $index ) : void

public rewind ( ) : void

public setFlags ( int $flags ) : void

public __toString ( ) : void

public valid ( ) : void

}

CachingIterator::CALL_TOSTRING: Convert every element to string.
CachingIterator::CATCH_GET_CHILD: Don't throw exception in accessing children.
CachingIterator::TOSTRING_USE_KEY: Use key for conversion to string.
CachingIterator::TOSTRING_USE_CURRENT: Use current for conversion to string.
CachingIterator::TOSTRING_USE_INNER: Use inner for conversion to string.
CachingIterator::FULL_CACHE: Cache all read data.