vertex_attr {igraph} | R Documentation |
Query vertex attributes of a graph
vertex_attr(graph, name, index = V(graph))
graph |
The graph. |
name |
Name of the attribute to query. If missing, then all vertex attributes are returned in a list. |
index |
A vertex sequence, to query the attribute only for these vertices. |
The value of the vertex attribute, or the list of
all vertex attributes, if name
is missing.
Other graph attributes: $.igraph.vs
,
$<-.igraph.vs
, V<-
,
[<-.igraph.vs
,
[[<-.igraph.vs
,
igraph-vs-attributes
,
igraph-vs-attributes
,
igraph-vs-attributes
,
igraph-vs-attributes
,
igraph-vs-attributes
;
$.igraph
, $<-.igraph
,
igraph-dollar
, igraph-dollar
;
attributes
, graph_attr_names
,
list.graph.attributes
;
delete_edge_attr
,
remove.edge.attribute
;
delete_graph_attr
,
remove.graph.attribute
;
delete_vertex_attr
,
remove.vertex.attribute
;
edge.attributes<-
,
edge_attr<-
; edge.attributes
,
edge_attr
,
get.edge.attribute
;
edge_attr_names
,
list.edge.attributes
;
get.graph.attribute
,
graph.attributes
, graph_attr
;
graph.attributes<-
,
graph_attr<-
;
list.vertex.attributes
,
vertex_attr_names
;
set.edge.attribute
,
set_edge_attr
;
set.graph.attribute
,
set_graph_attr
;
set.vertex.attribute
,
set_vertex_attr
;
vertex.attributes<-
,
vertex_attr<-
g <- make_ring(10) %>% set_vertex_attr("color", value = "red") %>% set_vertex_attr("label", value = letters[1:10]) vertex_attr(g, "label") vertex_attr(g) plot(g)