方法二实现Runnable接口

/**
 * 方法2实现Runnable接口
 */
public class M02ImplentRunnable {
    public static void main(String[] args) {
        Runnable runnable = new Runnable() {
            @Override
            public void run() {
                for(int i = 0; i < 3; i++) {
                    System.out.println("runnablex线程输出"+i);
                }
            }
        };
        new Thread(runnable).start();
        System.out.println("主线程输出");
    }
}