cw <- new.CytoscapeWindow ('getSelectedNodeCount.test', graph=makeSimpleGraph())
displayGraph (cw)
layoutNetwork(cw, 'jgraph-spring')
redraw (cw)
# in Cytoscape, interactively select two nodes, or
selectNodes (cw, c ('A','B'))
getSelectedNodeCount (cw)
# [1] 2
Run the code above in your browser using DataLab