DiagrammeR (version 1.0.0)

count_unconnected_nodes: Get count of all unconnected nodes

Description

From a graph object of class dgr_graph, get a count of nodes in the graph that are not connected to any other node.

Usage

count_unconnected_nodes(graph)

Arguments

graph

a graph object of class dgr_graph.

Value

a numeric vector of single length.

Examples

Run this code
# NOT RUN {
# Create a graph with a
# path of nodes and 3
# unconnected nodes
graph <-
  create_graph() %>%
  add_path(n = 3) %>%
  add_n_nodes(n = 3)

# Get a count of all nodes
# in the graph
graph %>%
  count_nodes()

# Get a count of all
# unconnected nodes in the
# graph
graph %>%
  count_unconnected_nodes()
# }

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