copy_node_attrs {DiagrammeR} | R Documentation |
Within a graph's internal node data frame (ndf), copy the contents an existing node attribute and create a distinct node attribute within the ndf with a different attribute name.
copy_node_attrs(graph, node_attr_from, node_attr_to)
graph |
a graph object of class
|
node_attr_from |
the name of the node attribute column from which values will be copied. |
node_attr_to |
the name of the new node attribute column to which the copied values will be placed. |
a graph object of class
dgr_graph
.
# Create a random graph using the # `add_gnm_graph()` function graph <- create_graph() %>% add_gnm_graph( n = 5, m = 10, set_seed = 23) %>% set_node_attrs( node_attr = shape, values = "circle") %>% set_node_attrs( node_attr = value, values = rnorm( n = count_nodes(.), mean = 5, sd = 1) %>% round(1)) # Get the graph's internal # ndf to show which node # attributes are available graph %>% get_node_df() # Make a copy the `value` # node attribute as the # `width` node attribute graph <- graph %>% copy_node_attrs( node_attr_from = value, node_attr_to = size) # Get the graph's internal # ndf to show that the node # attribute had been copied graph %>% get_node_df()