dgr_graph
move to
adjacent nodes from a selection of one or more selected edges where the
edges are inward edges to those nodes. This creates a selection of nodes.
An optional filter by node attribute can limit the set of nodes traversed to.
trav_in_node(graph, node_attr = NULL, match = NULL)
dgr_graph
that is created
using create_graph
.>
, <
, ==
, or !=
) followed by a number
for numerical filtering, or, a character string for filtering the edges
returned through string matching.dgr_graph
.