Graph.hasVertex() method
Whether a vertex is in this graph.
Signature:
hasVertex(vertex: T): boolean;Parameters
|
Parameter |
Type |
Description |
|---|---|---|
|
vertex |
T |
Vertex to look for. |
Returns:
boolean
true when the graph holds it.
Remarks
By identity, since vertices are Map keys. A vertex that is only pointed at by an edge and never added is not in the graph.