dgr_graph using node ID values. If nodes have IDs that are
monotonically increasing integer values, then numeric ranges can
be used for the selection.
select_edges_by_node_id(graph, nodes, set_op = "union")dgr_graph that is created
using create_graph.union (the default), as an
intersection, or, as a difference on the previous selection,
if it exists.dgr_graph.