迭代器
PHP Manual

The InfiniteIterator class

(PHP 5 >= 5.1.0)

简介

The InfiniteIterator allows one to infinitely iterate over an iterator without having to manually rewind the iterator upon reaching its end.

类摘要

InfiniteIterator extends IteratorIterator implements OuterIterator , Traversable , Iterator {
/* 方法 */
public __construct ( Iterator $iterator )
public void next ( void )
/* 继承的方法 */
public mixed IteratorIterator::current ( void )
public Traversable IteratorIterator::getInnerIterator ( void )
public void IteratorIterator::key ( void )
public void IteratorIterator::next ( void )
public void IteratorIterator::rewind ( void )
public bool IteratorIterator::valid ( void )
}

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迭代器
PHP Manual