pan class="comment">                static size_type                                                        value_size();</span></div>
<div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="comment">                static bool                                                                     is_scalar();</span></div>
<div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="comment">                static bool                            