getRandom method

dynamic getRandom([
  1. int length = 1
]) 
['a', 'b', '4', 'e', '1'].getRandom() // ['e']

Implementation

dynamic getRandom([int length = 1]) {
  List result = [];
  for (int i = 0; i < length; i++) {
    result.add(this[Random().nextInt(this.length)]);
  }
  return result;
}