Within a graph's internal node data frame (ndf), rename an existing node attribute.
rename_node_attrs(graph, node_attr_from, node_attr_to)
graph | a graph object of class
|
---|---|
node_attr_from | the name of the node attribute that will be renamed. |
node_attr_to | the new name of the node
attribute column identified in |
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 = 8, 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()#> id type label shape value #> 1 1 <NA> 1 circle 5.2 #> 2 2 <NA> 2 circle 5.3 #> 3 3 <NA> 3 circle 4.4 #> 4 4 <NA> 4 circle 5.8 #> 5 5 <NA> 5 circle 5.9# Rename the `value` node # attribute as `weight` graph <- graph %>% rename_node_attrs( node_attr_from = value, node_attr_to = weight) # Get the graph's internal # ndf to show that the node # attribute had been renamed graph %>% get_node_df()#> id type label shape weight #> 1 1 <NA> 1 circle 5.2 #> 2 2 <NA> 2 circle 5.3 #> 3 3 <NA> 3 circle 4.4 #> 4 4 <NA> 4 circle 5.8 #> 5 5 <NA> 5 circle 5.9