Provides a logical value on whether the graph is empty (i.e., contains no nodes).

is_graph_empty(graph)

Arguments

graph

a graph object of class dgr_graph.

Value

a logical value.

Examples

# Create an empty graph graph <- create_graph() # Determine whether the graph is empty graph %>% is_graph_empty()
#> [1] TRUE
# Create a non-empty graph graph <- create_graph() %>% add_n_nodes(n = 3) # Determine whether this graph is empty graph %>% is_graph_empty()
#> [1] FALSE