predicate.</td></tr>
<tr><td valign="top"><a href="#tl-1">tl/1</a></td><td>
  Returns the tail of <code>Iterator1</code>, that is, the iterator minus the  
first element, for example:.</td></tr>
<tr><td valign="top"><a href="#to_list-1">to_list/1</a></td><td>
  Fully evaluate <code>Iterator</code> and return a list containing all elements
  produced.</td></tr>
<tr><td valign="top"><a href="#to_map-1">to_map/1</a></td><td>
  Fully evaluate an <code>Iterator</code> of <code>{Key, Value}</code> tuples and retu