Thread(1)

代码小例子：

package com.test;

public class ThreadTest
{
	public static void main(String[] args)
	{
		Thread1 t = new Thread1();
		Thread2 t2 = new Thread2();
		t.start();
		t2.start();
	}

}

class Thread1 extends Thread
{

	@Override
	public void run()
	{
		for (int i = 0; i < 100; i++)
		{

			System.out.println("welcome:" + i);
		}
	}

}

class Thread2 extends Thread
{

	@Override
	public void run()
	{
		for (int i = 0; i < 100; i++)
		{

			System.out.println("hello world:" + i);
		}
	}

}