CachingIterator::hasNext
CachingIterator::next
CachingIterator
PHP Manual

# CachingIterator::key

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

CachingIterator::key — Return the key for the current element

### Description

public void CachingIterator::key ( void )
Warning

This function is currently not documented; only its argument list is available.

This method may return a key for the current element.

### Parameters

This function has no parameters.

CachingIterator::hasNext
CachingIterator::next
CachingIterator
PHP Manual