Thread

package zk;

public class MyThread implements Runnable {
 int count = 1, number;

 public MyThread(int num) {
  number = num;
  System.out.println("创建线程 " + number);
 }

 public void run() {
  while (true) {
   System.out.println("线程 " + number + ":计数 " + count);
   if (++count == 6)
    return;
  }
 }

 public static void main(String args[])
 {
  for(int i = 0; i <5;i++) new Thread(new MyThread(i+1)).start();
 }
}