GraphViz::No - subclass of GraphViz with no nodes

       Leon Brocard <acme@astray.com>

       Copyright (C) 2000-1, Leon Brocard

       This module is free software; you can redistribute it or modify it under the Perl License, a copy of
       which is available at <http://dev.perl.org/licenses/>.

perl v5.30.3                                       2020-07-22                                  GraphViz::No(3pm)

       Graphs produced by GraphViz are occasionally huge, making it hard to observe the structure. This subclass
       removes the nodes, so that only the edges are visible. This allows the structure to stand out.

       As for GraphViz.

       GraphViz::No - subclass of GraphViz with no nodes

         use GraphViz::No;

         my $g = GraphViz::No->new();
         # methods as for GraphViz