<map id="Graphical Class Hierarchy" name="Graphical Class Hierarchy"> <area shape="rect" id="node1" href="$a04525.html" title="Base class used to implement std::char_traits. " alt="" coords="5,5,151,44"/> <area shape="rect" id="node2" href="$a04529.html" title="Basis for explicit traits specializations. " alt="" coords="199,5,309,44"/> <area shape="rect" id="node3" href="$a09009.html" title="encoding_char_traits " alt="" coords="357,5,504,44"/> </map>