View source: R/set_node_attrs.R
set_node_attrs | R Documentation |
From a graph object of class dgr_graph
, set node attribute values for one
or more nodes.
set_node_attrs(graph, node_attr, values, nodes = NULL)
graph |
A graph object of class |
node_attr |
The name of the attribute to set. Examples of attributes can be found in |
values |
The values to be set for the chosen attribute for the chosen nodes. |
nodes |
An optional vector of node IDs for filtering the list of nodes present in the graph. |
A graph object of class dgr_graph
.
Other node creation and removal:
add_n_node_clones()
,
add_n_nodes()
,
add_n_nodes_ws()
,
add_node()
,
add_node_clones_ws()
,
add_node_df()
,
add_nodes_from_df_cols()
,
add_nodes_from_table()
,
colorize_node_attrs()
,
copy_node_attrs()
,
create_node_df()
,
delete_node()
,
delete_nodes_ws()
,
drop_node_attrs()
,
join_node_attrs()
,
layout_nodes_w_string()
,
mutate_node_attrs()
,
mutate_node_attrs_ws()
,
node_data()
,
recode_node_attrs()
,
rename_node_attrs()
,
rescale_node_attrs()
,
set_node_attr_to_display()
,
set_node_attr_w_fcn()
,
set_node_attrs_ws()
,
set_node_position()
# Create a node data frame (ndf)
ndf <-
create_node_df(
n = 4,
type = "basic",
label = TRUE,
value = c(3.5, 2.6, 9.4, 2.7))
# Create an edge data frame (edf)
edf <-
create_edge_df(
from = c(1, 2, 3),
to = c(4, 3, 1),
rel = "leading_to")
# Create a graph
graph <-
create_graph(
nodes_df = ndf,
edges_df = edf)
# Set attribute `color = "green"` for
# nodes `1` and `3` using the graph object
graph <-
graph %>%
set_node_attrs(
node_attr = color,
values = "green",
nodes = c(1, 3))
# View the graph's node data frame
graph %>% get_node_df()
# Set attribute `color = "blue"` for
# all nodes in the graph
graph <-
graph %>%
set_node_attrs(
node_attr = color,
values = "blue")
# Display the graph's ndf
graph %>% get_node_df()
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