 
 
| Visitor | is a type that models the AddEdgeVisitor concept | 
| vis | is an object of type Visitor | 
| Graph | is the type of a graph | 
| u,v | are objects of type graph_traits<Graph>::vertex_descriptor | 
| e | is an object of type graph_traits<Graph>::edge_descriptor | 
| v | is an object of type graph_traits<Graph>::vertex_descriptor | 
| Name | Expression | Return Type | Description | 
|---|---|---|---|
| Add an Edge | vis.visit_vertex_pair(u, v, g) | void | Invoked every time an edge between vertices u and v should be added to the graph g. |