设置多个顶点属性
用法
set_vertex_attrs(graph, ..., index = V(graph))
参数
- graph
图。
- ...
<
dynamic-dots
> 命名参数,其中名称为属性- index
一个可选的顶点序列,用于设置顶点子集的属性。
参见
顶点、边和图属性 delete_edge_attr()
, delete_graph_attr()
, delete_vertex_attr()
, edge_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()
示例
g <- make_ring(10)
set_vertex_attrs(g, color = "blue", size = 10, name = LETTERS[1:10])
#> IGRAPH ff33949 UN-- 10 10 -- Ring graph
#> + attr: name (g/c), mutual (g/l), circular (g/l), color (v/c), size
#> | (v/n), name (v/c)
#> + edges from ff33949 (vertex names):
#> [1] A--B B--C C--D D--E E--F F--G G--H H--I I--J A--J
# use splicing if suplying a list
x <- list(color = "red", name = LETTERS[1:10])
set_vertex_attrs(g, !!!x)
#> IGRAPH ff33949 UN-- 10 10 -- Ring graph
#> + attr: name (g/c), mutual (g/l), circular (g/l), color (v/c), name
#> | (v/c)
#> + edges from ff33949 (vertex names):
#> [1] A--B B--C C--D D--E E--F F--G G--H H--I I--J A--J
# to set an attribute named "index" use `:=`
set_vertex_attrs(g, color = "blue", index := 10, name = LETTERS[1:10])
#> IGRAPH ff33949 UN-- 10 10 -- Ring graph
#> + attr: name (g/c), mutual (g/l), circular (g/l), color (v/c), index
#> | (v/n), name (v/c)
#> + edges from ff33949 (vertex names):
#> [1] A--B B--C C--D D--E E--F F--G G--H H--I I--J A--J