public class TestThread {
    public static void main(String[] args){
        
        FirstThread ft= new FirstThread();
        ft.start();
        
        for(int i=0;i<100;i++){
            
            System.out.println("main:"+i);
        }
        
    }
    

}

class FirstThread extends Thread{
    
    public void run(){
        
        for(int i=0;i<100;i++){
            
            System.out.println("first:"+i);
        }
    }
}

public class TestThread02 {
    
    public static void main(String[] args){
        new TestThread02().begin();
        
    }
    
    public void begin(){
        
        //该方式的使用，由于MyThread 没有start方法，所以需要将其放置到一个Thread类中运行
        MyThread mt=new MyThread();
        Thread t =new Thread(mt);
        t.start();
        for(int i=0;i<100;i++){
            
            System.out.println("main:"+i);
        }
    }
    class MyThread implements Runnable{

        @Override
        public void run() {
            // TODO Auto-generated method stub
            
            for(int i=0;i<100;i++){
                
                System.out.println("Mythread:"+i);
            }
            
        }
        
        
    }
}