HasParentCategory
Returns true if the current category has a parent category.
<mt:Categories>
<mt:HasParentCategory>
<$mt:CategoryLabel$> has a parent category.
</mt:HasParentCategory>
</mt:Categories>
This type of conditioning can be done with the mt:IfCategory tag as well.
Example
List categories noting if each has a parent or not. If has a parent, list the parent category:
<ul>
<mt:Categories>
<li>
<mt:HasParentCategory>
<$mt:CategoryLabel$> has a parent category.
<mt:ParentCategory>
(Parent Category: <a href="<mt:ArchiveLink>"><mt:CategoryLabel></a>)
</mt:ParentCategory>
<mt:Else>
<$mt:CategoryLabel$> has no parent category.
</mt:HasParentCategory>
</li>
</mt:Categories>
</ul>