R igraph manual pages

gsize {igraph}

R Documentation

The size of the graph (number of edges)

Description

ecount is an alias of this function.

Usage

gsize(graph)

Arguments

graph

The graph.

Value

Numeric scalar, the number of edges.

See Also

Other structural queries: [.igraph(), [[.igraph(), adjacent_vertices(), are_adjacent(), ends(), get.edge.ids(), gorder(), head_of(), incident_edges(), incident(), is_directed(), neighbors(), tail_of()

Examples

g <- sample_gnp(100, 2/100)
gsize(g)
ecount(g)

# Number of edges in a G(n,p) graph
replicate(100, sample_gnp(10, 1/2), simplify = FALSE) %>%
  vapply(gsize, 0) %>%
  hist()

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