add_n_nodes {DiagrammeR} | R Documentation |
Add n new nodes to a graph object of
class dgr_graph
. Optionally, set node
type
values for the new nodes.
add_n_nodes(graph, n, type = NULL, label = NULL, node_aes = NULL, node_data = NULL)
graph |
a graph object of class
|
n |
the number of new nodes to add to the graph. |
type |
an optional character vector that provides group identifiers for the nodes to be added. |
label |
an optional character object that describes the nodes to be added. |
node_aes |
an optional list of named vectors
comprising node aesthetic attributes. The helper
function |
node_data |
an optional list of named vectors
comprising node data attributes. The helper
function |
a graph object of class dgr_graph
.
# Create an empty graph and # add 5 nodes; these nodes # will be assigned ID values # from `1` to `5` graph <- create_graph() %>% add_n_nodes(n = 5) # Get the graph's node IDs graph %>% get_node_ids()