rename_edge_attrs {DiagrammeR} | R Documentation |
Within a graph's internal edge data frame (edf), rename an existing edge attribute.
rename_edge_attrs(graph, edge_attr_from, edge_attr_to)
graph |
a graph object of class
|
edge_attr_from |
the name of the edge attribute that will be renamed. |
edge_attr_to |
the new name of the edge
attribute column identified in |
a graph object of class dgr_graph
.
# Create a random graph graph <- create_random_graph( n = 5, m = 8, set_seed = 23) %>% set_edge_attrs( edge_attr = color, values = "green") # Get the graph's internal edf # to show which edge attributes # are available get_edge_df(graph) #> id from to rel color #> 1 1 2 3 <NA> green #> 2 2 3 5 <NA> green #> 3 3 3 4 <NA> green #> 4 4 2 4 <NA> green #> 5 5 2 5 <NA> green #> 6 6 4 5 <NA> green #> 7 7 1 4 <NA> green #> 8 8 1 3 <NA> green # Rename the `value` node # attribute as `weight` graph <- graph %>% rename_edge_attrs( edge_attr_from = color, edge_attr_to = labelfontcolor) # Get the graph's internal # edf to show that the edge # attribute had been renamed get_edge_df(graph) #> id from to rel labelfontcolor #> 1 1 2 3 <NA> green #> 2 2 3 5 <NA> green #> 3 3 3 4 <NA> green #> 4 4 2 4 <NA> green #> 5 5 2 5 <NA> green #> 6 6 4 5 <NA> green #> 7 7 1 4 <NA> green #> 8 8 1 3 <NA> green