is.igraph {igraph} | R Documentation |
is.graph
makes its decision based on the class
attribute of the object.
is.igraph(graph)
graph |
An R object. |
A logical constant, TRUE
if argument graph
is a graph
object.
Gabor Csardi csardi@rmki.kfki.hu
g <- graph.ring(10) is.igraph(g) is.igraph(numeric(10))