RosettaCodeData/Task/Power-set/JavaScript/power-set-3.js

{
 "[1,2,3] ->":[[], [3], [2], [2, 3], [1], [1, 3], [1, 2], [1, 2, 3]],
 "empty set ->":[[]],
 "set which contains only the empty set ->":[[], [[]]]
}