csharp10.cs

ASP.net动画教程

using System;
using System.Net;
using System.Net.Sockets;
class Test 
{
	public static void Main(string[] args)
	{
		TcpClient tcp = new TcpClient();
		try
		{
			Console.WriteLine("打开TCP联结...");
			tcp.Connect("www.aspcn.com",80);
		}
		catch(Exception e)
		{
			Console.WriteLine("出现错误,错误信息：");
			Console.WriteLine(e.ToString());
		}
		finally
		{
			tcp.Close();
			Console.WriteLine("关闭TCP联结");
		}
	}
}