use strict; use warnings; use GraphViz::Data::Grapher; my $structure = { a => [ 1, 2, 3 ], b => [ { X => 1, Y => 2 }, { X => [ 1, 2, 3 ], Y => [ 4, 5, 6 ], Z => [ 7, 8, 9 ] }, ], }; my $graph = GraphViz::Data::Grapher->new($structure); print $graph->as_png("gvdg.png");