es">qh_printvertices</a> print a
set of vertices ('f')</li>
<li><a href="io.c#printvneighbors">qh_printvneighbors</a>
print vertex neighbors of vertices ('FN')</li>
<li><a href="io.c#printvoronoi">qh_printvoronoi</a> print
voronoi diagram in 'o' or 'G' format</li>
</ul>

<h3><a href="qh-io.htm#TOC">&#187;</a><a name="iutil">Text utility functions</a></h3>
<ul>
<li><a href="io.c#dfacet">dfacet</a> print facet by ID </li>
<li><a href="io.c#dvertex">dvertex</a> print vertex by ID </li>
<li><a href="io.c#compar