1 package MyThread;
 2 import java.lang.*;
 3 public class MyThread extends Thread{
 4     private String name;
 5     public MyThread(String name){
 6         this.name = name;
 7     }
 8     public void run(){
 9         
10     for(int i=0;i<5;i++){
11         System.out.println(name+i);
12     }
13     }
14     public static void main(String[] args) {
15 
16 
17     }
18 
19 }

 1 package MyThread;
 2 
 3 public class ThreadTest {
 4 
 5     public static void main(String[] args) {
 6         MyThread t1 = new MyThread("线程A");
 7         MyThread t2 = new MyThread("线程B");
 8         
 9         t1.start();
10         t2.start();
11         
12         for(int i=0;i<5;i++){
13             System.out.println("主线程"+i);
14         }
15 
16 
17     }
18 
19 }