edge_attr: Query edge attributes of a graph

In igraph: Network Analysis and Visualization

Query edge attributes of a graph

Description

Query edge attributes of a graph

Usage

edge_attr(graph, name, index = E(graph))

Arguments

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.

Value

The value of the edge attribute, or the list of all edge attributes if name is missing.

See Also

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()

Examples

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)

igraph documentation built on Oct. 20, 2024, 1:06 a.m.