get_last_nodes_created {DiagrammeR}

Get the last set of nodes created in a graph

Description

Get the last nodes that were created in a graph object of class dgr_graph. Provides a vector of node ID values. This function should ideally be used just after creating the nodes.

Usage

get_last_nodes_created(graph)

Arguments

graph

A graph object of class dgr_graph.

Value

A vector of node ID values.

Examples

# Create a graph and add 4 nodes
# in 2 separate function calls
graph <-
  create_graph() %>%
  add_n_nodes(
    n = 2,
    type = "a",
    label = c("a_1", "a_2")) %>%
  add_n_nodes(
    n = 2,
    type = "b",
    label = c("b_1", "b_2"))

# Get the last nodes created (2 nodes
# from the last function call)
graph %>% get_last_nodes_created()