CachingIterator::hasNext
  (PHP 5)
CachingIterator::hasNext — Check whether the inner iterator has a valid next element
  
 
  Description
  
   bool CachingIterator::hasNext
    ( void
   )
   WarningThis function is
currently not documented; only its argument list is available.
 
  
 
  Parameters
  This function has no parameters.
  
 
  Return Values
  
   Returns TRUE on success or FALSE on failure.