con <- file(system.file("XML/ospf.gxl",package="RBGL"), open="r")
ospf <- fromGXL(con)
close(con)
dijkstra.sp(ospf,nodes(ospf)[6])
sp.between(ospf, "RT6", "RT1")
sp.between(ospf, c("RT6", "RT2"), "RT1", detail=FALSE)
sp.between(ospf, c("RT6", "RT2"), c("RT1","RT5"))
# see NAs for query on nonexistent path
sp.between(ospf,"N10", "N13")
Run the code above in your browser using DataLab