# Methods

`-fetchNextChunkElements`
  fetch enumeration of elements of the next chunk and set up internal fields appropriately
`-hasNext`
`-next`

### fetchNextChunkElements

fetch enumeration of elements of the next chunk and set up internal fields appropriately

>     - fetchNextChunkElements;

method result
  self

### hasNext

>     - (BOOL) hasNext;

method result
  YES if there is an element to return via "next"

### next

>     - next;

method result
  next element of the current iteration or nil, if not existent.

(Last Updated June 05, 2006)