copy_edge_attrs {DiagrammeR} | R Documentation |
Within a graph's internal edge data frame (edf), copy the contents an existing edge attribute and create a distinct edge attribute within the edf with a different attribute name.
copy_edge_attrs(graph, edge_attr_from, edge_attr_to)
graph |
a graph object of class
|
edge_attr_from |
the name of the edge attribute column from which values will be copied. |
edge_attr_to |
the name of the new edge 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 = 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 graph %>% get_edge_df() # Make a copy the `color` # edge attribute as the # `color_2` edge attribute graph <- graph %>% copy_edge_attrs( edge_attr_from = color, edge_attr_to = color_2) # Get the graph's internal # edf to show that the edge # attribute had been copied graph %>% get_edge_df()