java random built in packages code example

Example 1: float random class java

import java.util.Random;
public class Example {
   public static void main(String[] args) {
      Random rd = new Random(); // creating Random object
      System.out.println(rd.nextFloat()); // displaying a random float value between 0.0 and 1.0
   }
}

Example 2: java random seed

Random rand = new Random(System.currentTimeMillis());