Method: NetworkX::Graph#node?

Defined in:

lib/networkx/graph.rb

#node?(node) ⇒ Boolean Also known as: has_node?

Checks if a node is present in the graph

Examples:

graph.node?(node1)

Parameters:

• node (Object) —

  the node to be checked

Returns:

• (Boolean)

# File 'lib/networkx/graph.rb', line 283

def node?(node)
  @nodes.has_key?(node)
end