trav_in_node {DiagrammeR} | R Documentation |
From a graph object of class 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)
graph |
a graph object of class |
node_attr |
an optional character vector of node attribute values for filtering the node ID values returned. |
match |
an option to provide a logical expression with a comparison
operator ( |
a graph object of class dgr_graph
.