当前位置: 首页 > news >正文

支付宝 收费 网站开发网络推广和竞价怎么做

支付宝 收费 网站开发,网络推广和竞价怎么做,旅游景点网站建设毕业设计说明,网站营销应该怎么做---部分截图来自 siki学院Unity网络通讯课程 Socket 网络上的两个程序通过一个双向的通信连接实现数据交换,这个连接的一端称为一个 Socket ,Socket 包含了网络通信必须的五种信息 Socket 例子{ 协议: TCP 本地: IP &#xff…

---部分截图来自 siki学院Unity网络通讯课程

Socket 

网络上的两个程序通过一个双向的通信连接实现数据交换,这个连接的一端称为一个 Socket ,Socket 包含了网络通信必须的五种信息

Socket 例子{ 

协议: TCP

本地: IP ,端口

远程: IP ,端口

}

可以通过ipconfig,netstat   -ano 查看 Ip 和端口

创建客户端连接服务端

客户端代码:

using System;
using System.Net.Sockets;namespace wangluo
{class Program{static void Main(string[] args){//创建一个Socket 需要using System.Net.Sockets;Socket tempClient = new Socket(AddressFamily.InterNetwork,SocketType.Stream, ProtocolType.Tcp);tempClient.Connect("127.0.0.1", 8888);}}
}

服务端代码:

using System;
using System.Net.Sockets;
using System.Net;namespace Server
{class Program{static void Main(string[] args){Socket tempServer = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);IPEndPoint tempEndPoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 8888);  //using System.Net;tempServer.Bind(tempEndPoint);  //绑定端口tempServer.Listen(0);  //监听,0表示挂起的队列无限长Console.WriteLine("服务端启动成功");Socket tempConnectClient = tempServer.Accept();Console.WriteLine("客户端连接成功:" + tempConnectClient);}}
}

先开启服务端再开启客户端 

客户端服务端互发信息

客户端代码:

using System;
using System.Net.Sockets;
using System.Text;namespace wangluo
{class Program{static void Main(string[] args){//创建一个Socket 需要using System.Net.Sockets;Socket tempClient = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);tempClient.Connect("127.0.0.1", 8888);//客户端向服务端发信息string tempSendInfo = Console.ReadLine();//将字符串转换成 bufferbyte[] tempSendData = Encoding.UTF8.GetBytes(tempSendInfo);//发送信息tempClient.Send(tempSendData);//接收来自服务端的信息byte[] tempReadBuffer = new byte[1024];tempClient.Receive(tempReadBuffer);string tempReadString = Encoding.UTF8.GetString(tempReadBuffer);Console.WriteLine("接收到服务端信息:" + tempReadString);}}
}

服务端代码:

using System;
using System.Net.Sockets;
using System.Net;
using System.Text;namespace Server
{class Program{static void Main(string[] args){Socket tempServer = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);IPEndPoint tempEndPoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 8888);  //using System.Net;tempServer.Bind(tempEndPoint);  //绑定端口tempServer.Listen(0);  //监听,0表示挂起的队列无限长Console.WriteLine("服务端启动成功");Socket tempConnectClient = tempServer.Accept();Console.WriteLine("客户端连接成功:" + tempConnectClient);byte[] tempReadBuffer = new byte[1024];tempConnectClient.Receive(tempReadBuffer);//将 byte 转换成字符串string tempReadString = Encoding.UTF8.GetString(tempReadBuffer);Console.WriteLine("接收到客户端信息:" + tempReadString);//服务端向客户端发信息string tempSendInfo = Console.ReadLine();byte[] tempSendData = Encoding.UTF8.GetBytes(tempSendInfo);tempConnectClient.Send(tempSendData);}}
}

封装一下代码:

客户端:

using System;
using System.Net.Sockets;
using System.Text;namespace wangluo
{class Program{static void Main(string[] args){//创建一个Socket 需要using System.Net.Sockets;Socket tempClient = CreateSocket();tempClient.Connect("127.0.0.1", 8888);Send(tempClient);Receive(tempClient);}static Socket CreateSocket(){return new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);}static void Send(Socket tempClient){//客户端向服务端发信息string tempSendInfo = Console.ReadLine();//将字符串转换成 bufferbyte[] tempSendData = Encoding.UTF8.GetBytes(tempSendInfo);//发送信息tempClient.Send(tempSendData);}static void Receive(Socket tempClient){//接收来自服务端的信息byte[] tempReadBuffer = new byte[1024];tempClient.Receive(tempReadBuffer);string tempReadString = Encoding.UTF8.GetString(tempReadBuffer);Console.WriteLine("接收到服务端信息:" + tempReadString);}}
}

 服务端:

using System;
using System.Net.Sockets;
using System.Net;
using System.Text;namespace Server
{class Program{static void Main(string[] args){Socket tempServer = CreateSocket();BindAndListen(tempServer);Socket tempConnectClient = Accept(tempServer);Receive(tempConnectClient);Send(tempConnectClient);}static Socket CreateSocket(){return new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);}static void BindAndListen(Socket pSocket){IPEndPoint tempEndPoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 8888);  //using System.Net;pSocket.Bind(tempEndPoint);  //绑定端口pSocket.Listen(0);  //监听,0表示挂起的队列无限长Console.WriteLine("服务端启动成功");}static Socket Accept(Socket pSocket){Socket tempConnectClient = pSocket.Accept();Console.WriteLine("客户端连接成功:" + tempConnectClient);return tempConnectClient;}static void Receive(Socket pSocket){byte[] tempReadBuffer = new byte[1024];pSocket.Receive(tempReadBuffer);//将 byte 转换成字符串string tempReadString = Encoding.UTF8.GetString(tempReadBuffer);Console.WriteLine("接收到客户端信息:" + tempReadString);}static void Send(Socket pSocket){//服务端向客户端发信息string tempSendInfo = Console.ReadLine();byte[] tempSendData = Encoding.UTF8.GetBytes(tempSendInfo);pSocket.Send(tempSendData);}}
}

Socket 代码解析:

AddressFamily: InterNetwork 使用IPv4    InterNetworkV6 使用IPv6

SocketType:

异步

客户端:异步 Connect

// Main
tempClient.BeginConnect("127.0.0.1", 8888, ConnectCallback, tempClient);static void ConnectCallback(IAsyncResult ar){//beginconnect函数中最后一个参数就是用来作为callback的参数使用//将其由 object 类型强制转换成 socket 类型Socket tempSocket = (Socket)ar.AsyncState;//与 BeginConnect 配套的 EndConnect//异步的结束tempSocket.EndConnect(ar);Console.WriteLine("连接服务器成功");Send(tempSocket);Receive(tempSocket);Close(tempSocket);}

异步 Receive

//接收来自服务端的信息  调用 Receive 的地方tempSocket.BeginReceive(tempReadBuffer, 0, 1024,SocketFlags.None, ReceiveCallback, tempSocket);static void ReceiveCallback(IAsyncResult ar){        Socket tempSocket = (Socket)ar.AsyncState;tempSocket.EndReceive(ar);string tempReadString = Encoding.UTF8.GetString(tempReadBuffer);Console.WriteLine("接收到服务端信息:" + tempReadString);Close(tempSocket);}

异常处理:

static void ReceiveCallback(IAsyncResult ar){try{Socket tempSocket = (Socket)ar.AsyncState;tempSocket.EndReceive(ar);string tempReadString = Encoding.UTF8.GetString(tempReadBuffer);Console.WriteLine("接收到服务端信息:" + tempReadString);Close(tempSocket);}catch (Exception ex){Console.WriteLine("连接异常" + ex.ToString());}}

异步send

tempClient.BeginSend(tempSendData,0,tempSendData.Length,SocketFlags.None, SendCallback, tempClient);static void SendCallback(IAsyncResult ar){try{Socket tempSocket = (Socket)ar.AsyncState;tempSocket.EndSend(ar);Console.WriteLine("发送数据成功");}catch (Exception ex){Console.WriteLine("发送异常");}

总览:

using System;
using System.Net.Sockets;
using System.Text;namespace wangluo
{class Program{static private byte[] tempReadBuffer = new byte[1024];static void Main(string[] args){//创建一个Socket 需要using System.Net.Sockets;Socket tempClient = CreateSocket();tempClient.BeginConnect("127.0.0.1", 8888, ConnectCallback, tempClient);System.Threading.Thread.Sleep(1000);}static Socket CreateSocket(){return new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);}static void Send(Socket tempClient){//客户端向服务端发信息string tempSendInfo = Console.ReadLine();//将字符串转换成 bufferbyte[] tempSendData = Encoding.UTF8.GetBytes(tempSendInfo);//发送信息tempClient.BeginSend(tempSendData,0,tempSendData.Length,SocketFlags.None, SendCallback, tempClient);}static void Close(Socket pSocket){pSocket.Close();}static void ConnectCallback(IAsyncResult ar){//beginconnect函数中最后一个参数就是用来作为callback的参数使用//将其由 object 类型强制转换成 socket 类型Socket tempSocket = (Socket)ar.AsyncState;//与 BeginConnect 配套的 EndConnect//异步的结束tempSocket.EndConnect(ar);Console.WriteLine("连接服务器成功");Send(tempSocket);//接收来自服务端的信息tempSocket.BeginReceive(tempReadBuffer, 0, 1024, SocketFlags.None, ReceiveCallback, tempSocket);}static void ReceiveCallback(IAsyncResult ar){try{Socket tempSocket = (Socket)ar.AsyncState;tempSocket.EndReceive(ar);string tempReadString = Encoding.UTF8.GetString(tempReadBuffer);Console.WriteLine("接收到服务端信息:" + tempReadString);Close(tempSocket);}catch (Exception ex){Console.WriteLine("接收失败" + ex.ToString());}}static void SendCallback(IAsyncResult ar){try{Socket tempSocket = (Socket)ar.AsyncState;tempSocket.EndSend(ar);Console.WriteLine("发送数据成功");}catch (Exception ex){Console.WriteLine("发送异常");}}}
}

服务端:异步 Accept

//main
tempServer.BeginAccept(AcceptCallback, tempServer);static void AcceptCallback(IAsyncResult ar){try{Socket tempSeverSocket = (Socket)ar.AsyncState;Socket tempClientSocket = tempSeverSocket.EndAccept(ar);Console.WriteLine("客户端接收成功:" + ((IPEndPoint)tempClientSocket.RemoteEndPoint));Receive(tempClientSocket);Send(tempClientSocket);}catch (Exception ex){Console.WriteLine("接收客户端失败");}}

服务端:异步Send和异步Receive

using System;
using System.Net.Sockets;
using System.Net;
using System.Text;namespace Server
{class Program{static byte[] readBuffer = new byte[1024];static void Main(string[] args){Socket tempServer = CreateSocket();BindAndListen(tempServer);tempServer.BeginAccept(AcceptCallback, tempServer);System.Threading.Thread.Sleep(1000);}static Socket CreateSocket(){return new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);}static void BindAndListen(Socket pSocket){IPEndPoint tempEndPoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 8888);  //using System.Net;pSocket.Bind(tempEndPoint);  //绑定端口pSocket.Listen(0);  //监听,0表示挂起的队列无限长Console.WriteLine("服务端启动成功");}static void Send(Socket pSocket){//服务端向客户端发信息string tempSendInfo = Console.ReadLine();byte[] tempSendData = Encoding.UTF8.GetBytes(tempSendInfo);pSocket.BeginSend(tempSendData, 0, tempSendData.Length, SocketFlags.None, SendCallback, pSocket);}static void Close(Socket pSocket){pSocket.Close();}static void AcceptCallback(IAsyncResult ar){try{Socket tempSeverSocket = (Socket)ar.AsyncState;Socket tempClientSocket = tempSeverSocket.EndAccept(ar);Console.WriteLine("客户端接收成功:" + ((IPEndPoint)tempClientSocket.RemoteEndPoint));tempClientSocket.BeginReceive(readBuffer, 0, 1024, SocketFlags.None,ReceiveCallback, tempClientSocket);Send(tempClientSocket);}catch (Exception ex){Console.WriteLine("接收客户端失败");}}static void ReceiveCallback(IAsyncResult ar){try{Socket tempSocket = (Socket)ar.AsyncState;tempSocket.EndReceive(ar);string tempReadString = Encoding.UTF8.GetString(readBuffer);Console.WriteLine("接收到客户端信息:" + tempReadString);Close(tempSocket);}catch (Exception ex){Console.WriteLine("接收失败" + ex.ToString());}}static void SendCallback(IAsyncResult ar){try{Socket tempSocket = (Socket)ar.AsyncState;tempSocket.EndSend(ar);Console.WriteLine("发送数据成功");}catch (Exception ex){Console.WriteLine("发送异常");}}}
}

让服务端支持多个客户端连接

//用来存放连接到的客户端private static List<Socket> clientList = new List<Socket>();static void AcceptCallback(IAsyncResult ar){Socket tempSeverSocket = (Socket)ar.AsyncState;Socket tempClientSocket = tempSeverSocket.EndAccept(ar);Console.WriteLine("客户端接收成功:" + ((IPEndPoint)tempClientSocket.RemoteEndPoint));tempClientSocket.BeginReceive(readBuffer, 0, 1024, SocketFlags.None,ReceiveCallback, tempClientSocket);tempSeverSocket.BeginAccept(AcceptCallback, tempSeverSocket);clientList.Add(tempClientSocket);Send(tempClientSocket);;}

HTTP协议

C#使用 http 协议的示例: 

private static void Get(){HttpWebRequest request = (HttpWebRequest)HttpWebRequest.Create("http://www.metools.info");request.Method = "GET";//request.AcceptHttpWebResponse response = (HttpWebResponse)request.GetResponse();response.GetResponseStream();Stream responseStream = response.GetResponseStream();string result = new StreamReader(responseStream).ReadToEnd();Console.WriteLine(result);}

FTP 协议

http://www.tj-hxxt.cn/news/116285.html

相关文章:

  • 网站建设需要多久外包公司到底值不值得去
  • 莲花网站火星时代教育培训机构官网
  • 网站的商桥怎么做系统优化的方法
  • 什么网站可以发布有偿做项目百度手机助手免费下载
  • 青羊区建设和交通网站百度竞价优缺点
  • 互动网站建设seo域名如何优化
  • 做网站会什么问题优化大师免费下载
  • 成都 专业 网站建设济南百度推广优化
  • 自己怎么做点击量好的网站全网搜索指数查询
  • 网站建设的内容百度网盘搜索引擎入口哪里
  • 刷网站跳出率百度推广怎么优化排名
  • wordpress 获取菜单seo分析师招聘
  • 学网站建设的学校发帖效果好的网站
  • 怎么做网站 知乎杭州网站推广优化
  • 创建网站基本流程seo关键词优化策略
  • 做网站必须要dreamever东莞网站营销
  • 社交型网站开发怎么做营销
  • 低价建设手机网站公司网站设计定制
  • 网站一键提交seo专业术语
  • 做网站交钱后以后还要教吗地推团队去哪里找
  • 规则网站建设域名注册信息查询
  • 哪里有做网站公司的百度热搜的含义
  • 蓝色高科技网站模板站长之家seo综合查询
  • 网站制作价格权威乐云践新成免费的crm
  • 上海做网站的青岛网络优化费用
  • 商务网站规划与建设课程设计百度搜索引擎下载免费
  • 流行网站设计苏州关键词优化seo
  • 网站制作金华公司电话已矣seo排名点击软件
  • 做房产抵押网站需要什么如何制作一个网站
  • 天津智能网站建设多少钱长沙关键词优化公司电话