Determines whether a graph is set to be directed or not and returns a logical value to that effect.

is_graph_directed(graph)

Arguments

graph

a graph object of class dgr_graph.

Value

a logical value.

Examples

# Create an empty graph; by default, # new graphs made by `create_graph()` # are directed graph <- create_graph() # Determine whether the graph # is directed graph %>% is_graph_directed()
#> [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