انجمن جاوا ایران

کد: انتخاب همه

import java.util.UUID;

/**
 * Created by Bahador on 1/8/2019.
 */
public class Main {
    public static void main(String[] args) throws Exception {
        UUID uniqueKey = UUID.randomUUID();
        System.out.println (uniqueKey);
    }
}