is_graph_directed {DiagrammeR} | R Documentation |
Determines whether a graph is set to be directed or not and returns a logical value to that effect.
is_graph_directed(graph)
graph |
a graph object of class
|
a logical value.
library(magrittr) # Create an empty graph; by default, new graphs # made by `create_graph()` are directed` graph <- create_graph() # Determine whether the graph is directed is_graph_directed(graph) #> [1] TRUE # Use the `set_graph_undirected()` function and # check again whether the graph is directed graph %>% set_graph_undirected %>% is_graph_directed #> [1] FALSE