lambda创建线程

  @Test
    public void add() {
        //方式一
        Thread thread1 = new Thread("ttt") {
            @Override
            public void run() {
                System.out.println("1");
            }
        };
        thread1.start();
 
        //方式二
        Runnable runnable = new Runnable() {
            @Override
            public void run() {
                System.out.println("2");
            }
        };
        Thread thread2 = new Thread(runnable);
        thread2.start();
 
        //方式三
        Thread thread3 = new Thread(() -> {
            System.out.println("*********");
        });
        thread3.start();
    }