方法一、继承Thread
方法二、实现Runnable接口
public static void main(String[] args) { // 匿名内部类---继承Thread类 new Thread() { @Override public void run() { for (int i = 0; i < 100; i++) { System.out.println(Thread.currentThread().getName() + "--" + i); } } }.start(); // 匿名内部类---实现Runnable接口 new Thread(new Runnable() { @Override public void run() { for (int j = 0; j < 100; j++) { System.out.println(Thread.currentThread().getName() + "--" + j); } } }).start(); }