/**
多线程的实现方式（二）
实现Runnable接口
1、自定义一个MyRunnable类来实现Runnable接口
2、在MyRunnable类中重写run（）方法
3、创建Thread对象，并把MyRunnable对象作为Tread类构造方法的参数传递进去
4、启动线程
?*/
class MyRunnable2 implements Runnable{
????@Override
????public void run() {
????????for (int i = 0; i < 50; i++) {
????????????System.out.println(Thread.currentThread().getName() + " - " + i);
????????}
????}
????public static void main(String[] args) {
MyRunnable2 myRun = new MyRunnable2();//将一个任务提取出来，让多个线程共同去执行
//封装线程对象
Thread t01 = new Thread(myRun, "线程01");
Thread t02 = new Thread(myRun, "线程02");
Thread t03 = new Thread(myRun, "线程03");
//开启线程
????????t01.start();
????????t02.start();
????????t03.start();
//通过匿名内部类的方式创建线程
????????new Thread(new Runnable() {
????????????@Override
????????????public void run() {
????????????????for (int i = 0; i < 20; i++) {
????????????????????System.out.println(Thread.currentThread().getName() + " - " + i);
????????????????}
????????????}
},"线程04").start();
????}
}