="identifier">CharT</span> <span class="special">&gt;</span>         <a name="boost.date_time.period_parser.stream_itr_type"></a><span class="identifier">stream_itr_type</span><span class="special">;</span>
  <span class="keyword">typedef</span> <a class="link" href="string_parse_tree.html" title="Struct template string_parse_tree">string_parse_tree</a><span class="special">&lt;</span> <span class="identifier">CharT</span> <span class="special">&gt;</span>                <a name="boost.date_time.period_pars