lemon/concept/ugraph.h
changeset 2040 c7bd55c0d820
parent 1993 2115143eceea
child 2111 ea1fa1bc3f6d
equal deleted inserted replaced
6:6458203a5ca9 7:214604ebe2d8
   434 
   434 
   435       /// \brief This iterator goes trough the incident undirected 
   435       /// \brief This iterator goes trough the incident undirected 
   436       /// edges of a node.
   436       /// edges of a node.
   437       ///
   437       ///
   438       /// This iterator goes trough the incident undirected edges
   438       /// This iterator goes trough the incident undirected edges
   439       /// of a certain node
   439       /// of a certain node of a graph. You should assume that the 
   440       /// of a graph.
   440       /// loop edges will be iterated twice.
       
   441       /// 
   441       /// Its usage is quite simple, for example you can compute the
   442       /// Its usage is quite simple, for example you can compute the
   442       /// degree (i.e. count the number
   443       /// degree (i.e. count the number of incident edges of a node \c n
   443       /// of incident edges of a node \c n
   444       /// in graph \c g of type \c Graph as follows. 
   444       /// in graph \c g of type \c Graph as follows.
   445       ///
   445       ///\code
   446       ///\code
   446       /// int count=0;
   447       /// int count=0;
   447       /// for(Graph::IncEdgeIt e(g, n); e!=INVALID; ++e) ++count;
   448       /// for(Graph::IncEdgeIt e(g, n); e!=INVALID; ++e) ++count;
   448       ///\endcode
   449       ///\endcode
   449       class IncEdgeIt : public UEdge {
   450       class IncEdgeIt : public UEdge {