| Public Member Functions | |
| graph_iterator () | |
| Default constructor. | |
| graph_iterator (const graph_iterator &other) | |
| Copy constructor. | |
| graph_iterator & | operator= (const graph_iterator &other) | 
| Assignment. | |
| reference | operator* () const | 
| Dereference. | |
| pointer | operator-> () const | 
| Dereference. | |
| bool | operator== (const graph_iterator &other) const | 
| Equality. | |
| bool | operator!= (const graph_iterator &other) const | 
| Inequality. | |
| graph_iterator & | operator++ () | 
| Pre-increment. | |
| graph_iterator | operator++ (int) | 
| Post-increment. | |
| Friends | |
| class | graph | 
| class | graph_node |