Method main

arrays/ModifyExisting.java:10–16

(String[] args)

public class ModifyExisting {
  public static void main(String[] args) {
    double[] da = new double[7];
    Arrays.setAll(da, new Rand.Double()::get);
    show(da);
    Arrays.setAll(da, n -> da[n] / 100);       // [1]
    show(da);
  }
}
/* Output:
[4.83, 2.89, 2.9, 1.97, 3.01, 0.18, 0.99]