(name => 'add subbing for new', code => 'my ($a); $a=[1,2,4,8]; my $z = GraphViz::Data::Structure->new(\$a,%title%)->graph->as_canon', ) %% (name => 'add actually adding', code => 'my ($a); $a=[1,2,4,8]; my $z = GraphViz::Data::Structure->new(\$a,%title%); my $b=[10,20,30]; my $w = $z->add($b)->graph->as_canon', ) %% (name => 'tie it together', code => 'my ($a); $a=[1,2,4,8]; my $z = GraphViz::Data::Structure->new($a,%title%); my $b=[10,20,30]; $z->add($b); my $c=[$a,$b]; $z->add($c)->graph->as_canon', )