CachingIterator
PHP 手册

CachingIterator::key

(No version information available, might be only in CVS)

CachingIterator::keyReturn the key for the current element

说明

public void CachingIterator::key ( void )
Warning

本函数暂无文档,仅有参数列表。

This method may return a key for the current element.

参数

This function has no parameters.


CachingIterator
PHP 手册