Getting a random value from an array

Question

I have a simple app that generates facts. I would like to incorporate a function that generates a random fact instead of incrementing of decrementing.

My array looks lik

Answer 1

Try this also

private Integer a = 0;
public String randomButton() {
  Random random = new Random();
  a = random.nextInt(facts.length);
}
String factNumber = facts.a;