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PHP Manual

The MultipleIterator class

(PHP 5 >= 5.3.0, PHP 7)

简介

An Iterator that sequentially iterates over all attached iterators

类摘要

MultipleIterator implements Iterator {
/* 常量 */
const integer MIT_NEED_ANY = 0 ;
const integer MIT_NEED_ALL = 1 ;
const integer MIT_KEYS_NUMERIC = 0 ;
const integer MIT_KEYS_ASSOC = 2 ;
/* 方法 */
public __construct ([ int $flags = MultipleIterator::MIT_NEED_ALL|MultipleIterator::MIT_KEYS_NUMERIC ] )
public void attachIterator ( Iterator $iterator [, string $infos ] )
public bool containsIterator ( Iterator $iterator )
public int countIterators ( void )
public array current ( void )
public void detachIterator ( Iterator $iterator )
public int getFlags ( void )
public array key ( void )
public void next ( void )
public void rewind ( void )
public void setFlags ( int $flags )
public bool valid ( void )
}

预定义常量

MultipleIterator::MIT_NEED_ANY

Do not require all sub iterators to be valid in iteration.

MultipleIterator::MIT_NEED_ALL

Require all sub iterators to be valid in iteration.

MultipleIterator::MIT_KEYS_NUMERIC

Keys are created from the sub iterators position.

MultipleIterator::MIT_KEYS_ASSOC

Keys are created from sub iterators associated information.

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