服务器端
using System.Net.Sockets;
using System.Net;
Socket tcp=new Socket(AddressFamily.InterNetwork,SocketType.Stream,ProtocolType.Tcp);
IPAdress ipAddress = new IPAddress(new byte[] { 192.168.1.155 });
IpEndPoint ipEndPoint =new IPEndPoint(ipAddress,7788);
tcpServer.Bind(ipEndPoint );
tcpServer.listen(100);//最大连接数量
Socket client = tcpServer.Accept(); //开始监听,并将监听到的客户端返回，此时程序暂停（线程），直到有返回值
byte[]data = new byte[1024];
int length= client.Receive(data);
String message = Encoding.UTF8.GetString(data,0,length);
Console.Write(“接收到了消息”+message);
client.Send(Encoding.UTF8.GetBytes(“发送给客户端的消息”));
client.Close();
tcpServer.Close();
客户端
using System.Net.Sockets;
using System.Net;
using System.Text;
Socket tcpClient=new Socket(AddressFamily.InterNetwork,Socket.Stream,ProtocolType.Tcp);
IPAdress ipAddress = new IPAddress(new byte[] { 192.168.1.155 });
IpEndPoint ipEndPoint =new IPEndPoint(ipAddress,7788);
tcpClient.Connect(ipEndPoint);//此处区别于服务器，没有返回值
//发送消息
string message=“我来了哦”
TcpClient.Send( Encoding.UTF8.GetBytes(message));// 转化为2进制，UTF8支持中文，很常用
byte[] data=new byte[1024];
int length=tcpClient.Receive(data,0,length);
String receiveMes=Encoding.UTF8.GetString(data,0,length);
tcpClient.Close();
