g Iterators</h3>
<p> The scanner can also be made to rebind to a different iterator type anytime. 
  It has a member function <tt>change_iterator(first, last)</tt>. Given a new 
  pair of iterator of type different from the ones held by the scanner, this member 
  function creates a new scanner with the new pair of iterators. The result type 
  of the <i>rebound</i> scanner can be can be obtained by calling the metafunction:</p>
<pre>
    <code><span class=identifier>rebind_scanner_iterator</span><span clas