edge_attr | R Documentation |
Query edge attributes of a graph
edge_attr(graph, name, index = E(graph))
graph |
The graph |
name |
The name of the attribute to query. If missing, then all edge attributes are returned in a list. |
index |
An optional edge sequence to query edge attributes for a subset of edges. |
The value of the edge attribute, or the list of all
edge attributes if name
is missing.
Vertex, edge and graph attributes
delete_edge_attr()
,
delete_graph_attr()
,
delete_vertex_attr()
,
edge_attr<-()
,
edge_attr_names()
,
graph_attr()
,
graph_attr<-()
,
graph_attr_names()
,
igraph-attribute-combination
,
igraph-dollar
,
igraph-vs-attributes
,
set_edge_attr()
,
set_graph_attr()
,
set_vertex_attr()
,
vertex_attr()
,
vertex_attr<-()
,
vertex_attr_names()
g <- make_ring(10) %>%
set_edge_attr("weight", value = 1:10) %>%
set_edge_attr("color", value = "red")
g
plot(g, edge.width = E(g)$weight)
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