Graph 0.81

Graph is a Perl module with graph data structures and algorithms.

SYNOPSIS

use Graph;
my $g0 = Graph->new; # A directed graph.

use Graph::Directed;
my $g1 = Graph::Directed->new; # A directed graph.

use Graph::Undirected;
my $g2 = Graph::Undirected->new; # An undirected graph.

$g->add_edge(...);
$g->has_edge(...)
$g->delete_edge(...);

$g->add_vertex(...);
$g->has_vertex(...);
$g->delete_vertex(...);

$g->vertices(...)
$g->edges(...)