</a></nobr> provides two
traits class templates for functions and function objects:</p>

<table border="1">
<tr>
	<th>Type</th>
	<th>Contents</th>
	<th>Description</th>
</tr>
<tr>
	<td valign="top" rowspan="4"><tt><nobr>template &lt;typename T&gt;</nobr><br><nobr>struct unary_traits<nobr></tt>
	</td>
	<td valign="top"><tt><nobr>function_type</nobr></tt>
	</td>
	<td valign="top">The type of the function or function object itself (i.e., <tt>T</tt>).
	</td>
</tr>
<tr>
	<td valign="top"><tt><nobr>param_type</no