how to select a random element from an array in java
import java.util.Random;
public class RandomStringFromArray
{
public static void main(String[] args)
{
String[] arr={"1", "2", "3", "4", "5"};
Random r=new Random();
int randomNumber=r.nextInt(arr.length);
System.out.println(arr[randomNumber]);
}
}get n random elements from list java
List<Foo> list = createItSomehow();
Collections.shuffle(list);
Foo foo = list.get(0);Copyright © 2021 Codeinu
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