![\"menu-r.4af5f7ec.gif\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/07\/20250729190741-68891bfd51f62.gif\")
<\/p>\n \u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90，\u70b9\u51fb\u83b7\u53d6 <\/p>\n
\u7b80\u4ecb：ASP.NET \u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u6846\u67b6，\u7528\u4e8e\u6784\u5efa Web \u5e94\u7528\u7a0b\u5e8f，\u5e76\u63d0\u4f9b\u7f51\u7edc\u7f16\u7a0b\u80fd\u529b\u3002\u672c\u5b9e\u4f8b\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528\u5957\u63a5\u5b57\u6280\u672f\u5b9e\u73b0 ASP.NET \u5e94\u7528\u4e2d\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u95f4\u7684\u53cc\u5411\u6570\u636e\u901a\u4fe1\u3002\u6211\u4eec\u5c06\u8be6\u7ec6\u8bf4\u660e\u670d\u52a1\u5668\u7aef\u5982\u4f55\u76d1\u542c\u8fde\u63a5\u3001\u5904\u7406\u6570\u636e\u548c\u6570\u636e\u5e93\u4ea4\u4e92，\u4ee5\u53ca\u5ba2\u6237\u7aef\u5982\u4f55\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42\u3001\u53d1\u9001\u6570\u636e\u3002\u540c\u65f6，\u672c\u5b9e\u4f8b\u8fd8\u4f1a\u4ecb\u7ecd\u5982\u4f55\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u95f4\u8fdb\u884c\u6570\u636e\u7684\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316，\u6d89\u53ca JSON \u6216 XML \u683c\u5f0f\u3002\u901a\u8fc7\u672c\u5b9e\u4f8b，\u5f00\u53d1\u8005\u5c06\u80fd\u591f\u638c\u63e1 ASP.NET \u7684\u7f51\u7edc\u7f16\u7a0b\u57fa\u7840，\u5e76\u52a0\u6df1\u5bf9\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u7406\u89e3\u3002 ![\"asp.net\u5957\u63a5\u5b57\u6570\u636e\u5e93(\u670d\u52a1\u5668,\u5ba2\u6237\u7aef)\"](\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/07\/20250729190741-68891bfd6f14f.png\")
<\/p>\n
ASP.NET\u4f5c\u4e3a\u5fae\u8f6f\u63a8\u51fa\u7684\u7528\u4e8e\u6784\u5efa\u73b0\u4ee3Web\u5e94\u7528\u7a0b\u5e8f\u7684\u6846\u67b6，\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u7f51\u7edc\u7f16\u7a0b\u80fd\u529b\u3002\u672c\u7ae0\u5c06\u6982\u8ff0ASP.NET\u5728Web\u5f00\u53d1\u4e2d\u7684\u4f5c\u7528，\u4ee5\u53ca\u7f51\u7edc\u7f16\u7a0b\u7684\u57fa\u7840\u77e5\u8bc6，\u4e3a\u540e\u7eed\u7ae0\u8282\u4e2d\u5957\u63a5\u5b57\u548c\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u8be6\u7ec6\u4ecb\u7ecd\u6253\u4e0b\u7406\u8bba\u57fa\u7840\u3002 <\/p>\n
ASP.NET\u662f\u4e00\u4e2a\u670d\u52a1\u5668\u7aef\u7684Web\u5e94\u7528\u7a0b\u5e8f\u6846\u67b6，\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u4f7f\u7528.NET\u8bed\u8a00\u7f16\u5199Web\u5e94\u7528\u7a0b\u5e8f\u3002ASP.NET\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7684\u5e93\u548c\u5de5\u5177，\u4f7f\u5f97\u5f00\u53d1Web\u5e94\u7528\u7a0b\u5e8f\u53d8\u5f97\u66f4\u52a0\u7b80\u5355\u548c\u9ad8\u6548\u3002ASP.NET\u652f\u6301\u591a\u79cdWeb\u5f00\u53d1\u6a21\u5f0f，\u5305\u62ecMVC（Model-View-Controller）\u3001Web Forms\u548cWeb Pages\u7b49，\u4f7f\u5f97\u5f00\u53d1\u8005\u53ef\u4ee5\u6839\u636e\u9879\u76ee\u9700\u6c42\u9009\u62e9\u6700\u9002\u5408\u7684\u5f00\u53d1\u6a21\u5f0f\u3002 <\/p>\n
\u7f51\u7edc\u7f16\u7a0b\u662f\u6784\u5efaWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u7840\u3002\u5728\u7f51\u7edc\u7f16\u7a0b\u4e2d，\u6211\u4eec\u9700\u8981\u4e86\u89e3\u4e00\u4e9b\u57fa\u7840\u7684\u6982\u5ff5，\u5982HTTP\u534f\u8bae\u3001TCP\/IP\u534f\u8bae\u6808\u3001\u5957\u63a5\u5b57（Socket）\u7b49\u3002HTTP\u534f\u8bae\u662fWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u7840，\u5b83\u5b9a\u4e49\u4e86\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u901a\u4fe1\u89c4\u5219\u3002TCP\/IP\u534f\u8bae\u6808\u662f\u4e92\u8054\u7f51\u7684\u57fa\u7840，\u5b83\u5b9a\u4e49\u4e86\u6570\u636e\u5728\u7f51\u7edc\u4e2d\u7684\u4f20\u8f93\u65b9\u5f0f\u3002\u5957\u63a5\u5b57\u662f\u7f51\u7edc\u7f16\u7a0b\u4e2d\u7684\u4e00\u4e2a\u57fa\u672c\u6982\u5ff5，\u5b83\u662f\u7f51\u7edc\u901a\u4fe1\u7684\u7aef\u70b9，\u53ef\u4ee5\u770b\u4f5c\u662f\u7f51\u7edc\u901a\u4fe1\u4e2d\u7684\u201c\u95e8\u724c\u53f7\u7801\u201d\u3002 <\/p>\n
\u5957\u63a5\u5b57（Socket）\u662f\u8ba1\u7b97\u673a\u7f51\u7edc\u901a\u4fe1\u7684\u57fa\u77f3，\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u8ba9\u7a0b\u5e8f\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u7684\u62bd\u8c61\u6982\u5ff5\u3002\u5728\u7f51\u7edc\u7f16\u7a0b\u4e2d，\u5957\u63a5\u5b57\u5141\u8bb8\u4e00\u53f0\u8ba1\u7b97\u673a\u4e0a\u7684\u7a0b\u5e8f\u901a\u8fc7\u7f51\u7edc\u4e0e\u5176\u4ed6\u8ba1\u7b97\u673a\u4e0a\u7684\u7a0b\u5e8f\u8fdb\u884c\u901a\u4fe1\u3002\u5957\u63a5\u5b57\u7684\u4e3b\u8981\u7c7b\u578b\u5206\u4e3a\u6d41\u5f0f\u5957\u63a5\u5b57（SOCK_STREAM）\u548c\u6570\u636e\u62a5\u5957\u63a5\u5b57（SOCK_DGRAM）\u3002 <\/p>\n
\/\/ \u521b\u5efa\u4e00\u4e2a\u6d41\u5f0f\u5957\u63a5\u5b57\u793a\u4f8b\u4ee3\u7801（C#）
\nSocket serverSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
\n\/\/ \u521b\u5efa\u4e00\u4e2a\u6570\u636e\u62a5\u5957\u63a5\u5b57\u793a\u4f8b\u4ee3\u7801（C#）
\nSocket datagramSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);<\/p>\n
TCP\/IP\u534f\u8bae\u6808\u662f\u4e00\u7cfb\u5217\u7f51\u7edc\u901a\u4fe1\u534f\u8bae\u7684\u96c6\u5408，\u5b83\u5b9a\u4e49\u4e86\u6570\u636e\u5728\u4e92\u8054\u7f51\u4e0a\u4f20\u8f93\u7684\u6807\u51c6\u3002TCP（\u4f20\u8f93\u63a7\u5236\u534f\u8bae）\u548cIP（\u4e92\u8054\u7f51\u534f\u8bae）\u662f\u6700\u4e3a\u6838\u5fc3\u7684\u4e24\u5c42，\u5206\u522b\u8d1f\u8d23\u6570\u636e\u7684\u53ef\u9760\u4f20\u8f93\u548c\u7f51\u7edc\u5bfb\u5740\u3002 <\/p>\n
\u5728\u5957\u63a5\u5b57\u7f16\u7a0b\u4e2d，\u963b\u585e\u4e0e\u975e\u963b\u585e\u6a21\u578b\u51b3\u5b9a\u4e86\u64cd\u4f5c\u662f\u5426\u4f1a\u5728\u5b8c\u6210\u4e4b\u524d\u6682\u505c\u7a0b\u5e8f\u7684\u6267\u884c\u3002 <\/p>\n
\/\/ \u8bbe\u7f6e\u5957\u63a5\u5b57\u4e3a\u975e\u963b\u585e\u6a21\u5f0f\u7684\u793a\u4f8b\u4ee3\u7801（C#）
\nserverSocket.Blocking = false;<\/p>\n
\u5f02\u6b65\u5957\u63a5\u5b57\u7f16\u7a0b\u5141\u8bb8\u5e94\u7528\u7a0b\u5e8f\u5728\u4e0d\u963b\u585e\u4e3b\u7ebf\u7a0b\u7684\u60c5\u51b5\u4e0b\u6267\u884c\u7f51\u7edc\u64cd\u4f5c\u3002\u8fd9\u79cd\u673a\u5236\u901a\u8fc7\u5728\u540e\u53f0\u7ebf\u7a0b\u4e0a\u6267\u884c\u64cd\u4f5c\u6765\u907f\u514d\u963b\u585e，\u4ece\u800c\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u54cd\u5e94\u6027\u3002 <\/p>\n
\/\/ \u5f02\u6b65\u63a5\u6536\u6570\u636e\u7684\u793a\u4f8b\u4ee3\u7801（C#）
\nIAsyncResult result = serverSocket.BeginReceive(buffer, 0, buffer.Length, SocketFlags.None, out int bytesRead, null, null);<\/p>\n
\u9009\u62e9\u5668\u6a21\u578b\u662f\u4e00\u79cd\u9ad8\u6548\u7684I\/O\u4e8b\u4ef6\u901a\u77e5\u673a\u5236，\u5b83\u5141\u8bb8\u5e94\u7528\u7a0b\u5e8f\u76d1\u89c6\u591a\u4e2a\u5957\u63a5\u5b57\u7684I\/O\u72b6\u6001\u3002\u5f53\u4efb\u4f55\u76d1\u89c6\u7684\u5957\u63a5\u5b57\u53d1\u751fI\/O\u4e8b\u4ef6\u65f6，\u9009\u62e9\u5668\u4f1a\u901a\u77e5\u5e94\u7528\u7a0b\u5e8f，\u4ece\u800c\u5141\u8bb8\u7a0b\u5e8f\u5728\u4e8b\u4ef6\u53d1\u751f\u65f6\u624d\u8fdb\u884c\u5904\u7406\u3002 <\/p>\n
\/\/ \u4f7f\u7528\u9009\u62e9\u5668\u6a21\u578b\u7684\u793a\u4f8b\u4ee3\u7801（C#）
\nSocket[] sockets = new Socket[] { serverSocket };
\nSocketSelectResult result = Socket.Select(sockets, null, null, 1000);
\nif (result.SelectedSockets.Count > 0)
\n{
\n \/\/ \u5904\u7406\u63a5\u6536\u5230\u6570\u636e\u7684\u903b\u8f91
\n}<\/p>\n
\u5b89\u5168\u5957\u63a5\u5b57\u5c42（SSL）\u548c\u4f20\u8f93\u5c42\u5b89\u5168（TLS）\u662f\u7528\u4e8e\u7f51\u7edc\u901a\u4fe1\u7684\u5b89\u5168\u534f\u8bae，\u5b83\u4eec\u901a\u8fc7\u52a0\u5bc6\u901a\u4fe1\u6765\u63d0\u4f9b\u6570\u636e\u7684\u673a\u5bc6\u6027\u548c\u5b8c\u6574\u6027\u3002 <\/p>\n
\/\/ \u914d\u7f6eSSL\/TLS\u7684\u793a\u4f8b\u4ee3\u7801（C#）
\nSslStream sslStream = new SslStream(new NetworkStream(serverSocket), false);
\nsslStream.AuthenticateAsServer(certificate);
\n\/\/ \u4f7f\u7528sslStream\u8fdb\u884c\u540e\u7eed\u7684\u6570\u636e\u4ea4\u6362<\/p>\n
\u4ee5\u4e0a\u5185\u5bb9\u5df2\u7ecf\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5957\u63a5\u5b57\u6280\u672f\u7684\u57fa\u7840\u77e5\u8bc6\u3001\u7f16\u7a0b\u6a21\u578b\u4ee5\u53ca\u9ad8\u7ea7\u7279\u6027\u3002\u5728\u63a5\u4e0b\u6765\u7684\u7ae0\u8282\u4e2d，\u6211\u4eec\u5c06\u63a2\u8ba8\u5982\u4f55\u5728\u670d\u52a1\u5668\u7aef\u5b9e\u73b0\u5957\u63a5\u5b57\u901a\u4fe1，\u4ee5\u53ca\u5982\u4f55\u5904\u7406\u9ad8\u5e76\u53d1\u670d\u52a1\u5668\u8bbe\u8ba1\u7b49\u5173\u952e\u8bdd\u9898\u3002\u901a\u8fc7\u6df1\u5165\u7684\u7406\u8bba\u5b66\u4e60\u548c\u5b9e\u8df5\u64cd\u4f5c，\u60a8\u5c06\u80fd\u591f\u66f4\u6709\u6548\u5730\u5229\u7528\u5957\u63a5\u5b57\u6280\u672f\u5f00\u53d1\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u3002 <\/p>\n
\u670d\u52a1\u5668\u7aef\u5957\u63a5\u5b57\u7f16\u7a0b\u7684\u8d77\u59cb\u70b9\u662f\u521b\u5efa\u4e00\u4e2a\u76d1\u542c\u5957\u63a5\u5b57\u3002\u76d1\u542c\u5957\u63a5\u5b57\u7c7b\u4f3c\u4e8e\u4e00\u4e2a\u670d\u52a1\u7684\u524d\u53f0\u63a5\u5f85\u5458，\u7b49\u5f85\u5e76\u63a5\u5f85\u6765\u81ea\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u3002\u5728.NET\u6846\u67b6\u4e2d，\u8fd9\u4e00\u8fc7\u7a0b\u53ef\u4ee5\u901a\u8fc7 System.Net.Sockets \u547d\u540d\u7a7a\u95f4\u4e0b\u7684 TcpListener \u7c7b\u6765\u5b9e\u73b0\u3002 <\/p>\n
using System.Net;
\nusing System.Net.Sockets;
\nusing System;<\/p>\n
public class ServerSocketExample
\n{
\n public static void CreateListenerSocket()
\n {
\n \/\/ \u8bbe\u7f6e\u76d1\u542c\u7684IP\u5730\u5740\u548c\u7aef\u53e3
\n IPAddress localAddr = IPAddress.Parse("127.0.0.1");
\n int port = 8000;
\n \/\/ \u521b\u5efaTCP\u76d1\u542c\u5957\u63a5\u5b57
\n TcpListener server = new TcpListener(localAddr, port);
\n \/\/ \u5f00\u59cb\u76d1\u542c
\n server.Start();
\n \/\/ \u7b49\u5f85\u5ba2\u6237\u7aef\u7684\u8fde\u63a5
\n Console.WriteLine("Waiting for a connection…");
\n \/\/ \u63a5\u53d7\u8fde\u63a5\u5e76\u8fd4\u56deTcpClient
\n TcpClient client = server.AcceptTcpClient();
\n Console.WriteLine("Connected!");
\n \/\/ \u5173\u95ed\u76d1\u542c
\n server.Stop();
\n }
\n}<\/p>\n
\u8be5\u6bb5\u4ee3\u7801\u9996\u5148\u521b\u5efa\u4e86\u4e00\u4e2a TcpListener \u5b9e\u4f8b，\u6307\u5b9a\u4e86\u8981\u76d1\u542c\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7\u3002\u901a\u8fc7\u8c03\u7528 Start \u65b9\u6cd5\u5f00\u59cb\u76d1\u542c\u7aef\u53e3，\u4e4b\u540e\u901a\u8fc7 AcceptTcpClient \u65b9\u6cd5\u963b\u585e\u7b49\u5f85，\u76f4\u5230\u6709\u5ba2\u6237\u7aef\u8fde\u63a5\u5230\u8be5\u7aef\u53e3\u3002\u4e00\u65e6\u6709\u8fde\u63a5，\u5b83\u5c06\u8fd4\u56de\u4e00\u4e2a TcpClient \u5bf9\u8c61，\u8be5\u5bf9\u8c61\u53ef\u4ee5\u7528\u6765\u8fdb\u4e00\u6b65\u4e0e\u5ba2\u6237\u7aef\u901a\u4fe1\u3002 <\/p>\n
\u4e00\u65e6\u76d1\u542c\u5957\u63a5\u5b57\u6210\u529f\u521b\u5efa\u5e76\u4e14\u76d1\u542c\u5f00\u59cb，\u670d\u52a1\u5668\u5c06\u7b49\u5f85\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42\u3002\u5f53\u5ba2\u6237\u7aef\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42\u65f6，\u670d\u52a1\u5668\u9700\u8981\u63a5\u53d7\u8fd9\u4e2a\u8bf7\u6c42，\u624d\u80fd\u5f00\u59cb\u6570\u636e\u7684\u4ea4\u6362\u3002 <\/p>\n
using System.Net.Sockets;
\nusing System.Threading;<\/p>\n
public class ServerSocketExample
\n{
\n \/\/ … [CreateListenerSocket] \u65b9\u6cd5 …<\/p>\n
public static void AcceptClientConnection()
\n {
\n \/\/ \u5df2\u5728\u4e0a\u6587\u4e2d\u521b\u5efa\u5e76\u542f\u52a8\u76d1\u542c\u7684TcpListener\u5b9e\u4f8b server
\n \/\/ …<\/p>\n
\/\/ \u63a5\u53d7\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42
\n TcpClient client = server.AcceptTcpClient();
\n Console.WriteLine("Connected!");
\n \/\/ \u83b7\u53d6\u7f51\u7edc\u6d41\u4ee5\u4fbf\u8bfb\u5199\u6570\u636e
\n NetworkStream stream = client.GetStream();
\n \/\/ \u5b9a\u4e49\u5b57\u8282\u6570\u7ec4\u4ee5\u5b58\u50a8\u63a5\u6536\u5230\u7684\u6570\u636e
\n byte[] buffer = new byte[client.ReceiveBufferSize];
\n \/\/ \u8bfb\u53d6\u6570\u636e
\n int bytesRead = stream.Read(buffer, 0, client.ReceiveBufferSize);
\n string dataReceived = System.Text.Encoding.ASCII.GetString(buffer, 0, bytesRead);
\n \/\/ \u8f93\u51fa\u63a5\u6536\u5230\u7684\u6570\u636e
\n Console.WriteLine("Received: " + dataReceived);
\n \/\/ \u5173\u95ed\u6d41\u548c\u5ba2\u6237\u7aef\u8fde\u63a5
\n stream.Close();
\n client.Close();
\n }
\n}<\/p>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u6bb5\u4e2d，\u6211\u4eec\u901a\u8fc7\u8c03\u7528 AcceptTcpClient \u65b9\u6cd5\u63a5\u53d7\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u3002\u4e00\u65e6\u5ba2\u6237\u7aef\u8fde\u63a5\u4e0a，\u6211\u4eec\u4ece\u8fd9\u4e2a\u8fde\u63a5\u83b7\u53d6\u4e00\u4e2a NetworkStream \u5bf9\u8c61，\u5b83\u53ef\u4ee5\u7528\u6765\u8bfb\u5199\u6570\u636e\u3002\u7136\u540e，\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u5b57\u8282\u6570\u7ec4 buffer ，\u7528\u4e8e\u5b58\u50a8\u4ece\u5ba2\u6237\u7aef\u63a5\u6536\u5230\u7684\u6570\u636e\u3002\u901a\u8fc7\u8c03\u7528 Read \u65b9\u6cd5，\u4ece\u7f51\u7edc\u6d41\u4e2d\u8bfb\u53d6\u6570\u636e\u5230 buffer \u4e2d，\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32\u4ee5\u4f9b\u8f93\u51fa\u3002 <\/p>\n
\u5728\u5904\u7406\u591a\u4e2a\u5ba2\u6237\u7aef\u8bf7\u6c42\u65f6，\u670d\u52a1\u5668\u5fc5\u987b\u80fd\u591f\u540c\u65f6\u5904\u7406\u591a\u4e2a\u8fde\u63a5\u3002\u8fd9\u65f6，\u591a\u7ebf\u7a0b\u6280\u672f\u53ef\u4ee5\u6d3e\u4e0a\u7528\u573a\u3002\u670d\u52a1\u5668\u53ef\u4ee5\u4e3a\u6bcf\u4e2a\u63a5\u53d7\u7684\u8fde\u63a5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7ebf\u7a0b\u6765\u5904\u7406\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u3002 <\/p>\n
using System.Net.Sockets;
\nusing System.Threading;<\/p>\n
public class ServerSocketExample
\n{
\n \/\/ … [CreateListenerSocket] \u548c [AcceptClientConnection] \u65b9\u6cd5 …<\/p>\n
public static void MultiThreading()
\n {
\n \/\/ \u5df2\u5728\u4e0a\u6587\u4e2d\u521b\u5efa\u5e76\u542f\u52a8\u76d1\u542c\u7684TcpListener\u5b9e\u4f8b server
\n \/\/ …<\/p>\n
while (true)
\n {
\n TcpClient client = server.AcceptTcpClient();
\n Thread clientThread = new Thread(new ParameterizedThreadStart(HandleClient));
\n clientThread.Start(client);
\n }
\n }
\n private static void HandleClient(object obj)
\n {
\n TcpClient client = (TcpClient)obj;
\n try
\n {
\n NetworkStream stream = client.GetStream();
\n byte[] buffer = new byte[client.ReceiveBufferSize];
\n int bytesRead;
\n while ((bytesRead = stream.Read(buffer, 0, client.ReceiveBufferSize)) != 0)
\n {
\n \/\/ \u5c06\u63a5\u6536\u5230\u7684\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u7b26\u4e32
\n string dataReceived = System.Text.Encoding.ASCII.GetString(buffer, 0, bytesRead);
\n \/\/ \u5904\u7406\u63a5\u6536\u5230\u7684\u6570\u636e
\n \/\/ …
\n \/\/ \u53ef\u4ee5\u53d1\u9001\u6570\u636e\u56de\u5ba2\u6237\u7aef
\n \/\/ …
\n }
\n }
\n catch (Exception e)
\n {
\n Console.WriteLine("Exception: " + e.Message);
\n }
\n finally
\n {
\n client.Close();
\n }
\n }
\n}<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d，\u6bcf\u5f53\u6709\u65b0\u7684\u5ba2\u6237\u7aef\u8fde\u63a5\u65f6，\u670d\u52a1\u5668\u5c31\u4f1a\u542f\u52a8\u4e00\u4e2a\u65b0\u7684\u7ebf\u7a0b\u6765\u5904\u7406\u8fd9\u4e2a\u8fde\u63a5\u3002 HandleClient \u65b9\u6cd5\u5305\u542b\u4e86\u5904\u7406\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u4ee3\u7801\u903b\u8f91，\u5b83\u5c06\u88ab\u5355\u72ec\u7684\u7ebf\u7a0b\u6267\u884c，\u5141\u8bb8\u670d\u52a1\u5668\u5728\u5904\u7406\u4e00\u4e2a\u5ba2\u6237\u7aef\u7684\u540c\u65f6\u7ee7\u7eed\u63a5\u53d7\u5176\u4ed6\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42\u3002 <\/p>\n
\u9664\u4e86\u591a\u7ebf\u7a0b\u5904\u7406，\u5f02\u6b65\u5904\u7406\u4e5f\u662f\u5728\u670d\u52a1\u5668\u7aef\u7f16\u7a0b\u4e2d\u5e38\u7528\u7684\u4e00\u79cd\u673a\u5236\u3002\u5f02\u6b65\u7f16\u7a0b\u5141\u8bb8\u670d\u52a1\u5668\u5728\u6267\u884cI\/O\u64cd\u4f5c\u65f6\u4e0d\u963b\u585e\u4e3b\u7ebf\u7a0b，\u4ece\u800c\u63d0\u9ad8\u8d44\u6e90\u7684\u5229\u7528\u7387\u3002 <\/p>\n
\u5728.NET\u6846\u67b6\u4e2d， TcpListener \u7c7b\u7684 AcceptTcpClientAsync \u65b9\u6cd5\u662f\u4e00\u4e2a\u5f02\u6b65\u65b9\u6cd5，\u5141\u8bb8\u975e\u963b\u585e\u65b9\u5f0f\u7684\u5ba2\u6237\u7aef\u8fde\u63a5\u63a5\u53d7\u3002 <\/p>\n
public class ServerSocketExample
\n{
\n \/\/ … [CreateListenerSocket], [AcceptClientConnection], \u548c [MultiThreading] \u65b9\u6cd5 …<\/p>\n
public static async void AsyncAcceptClientConnection()
\n {
\n \/\/ \u5df2\u5728\u4e0a\u6587\u4e2d\u521b\u5efa\u5e76\u542f\u52a8\u76d1\u542c\u7684TcpListener\u5b9e\u4f8b server
\n \/\/ …<\/p>\n
while (true)
\n {
\n TcpClient client = await server.AcceptTcpClientAsync();
\n \/\/ \u4ee5\u4e0b\u5904\u7406\u903b\u8f91\u4e0e\u540c\u6b65\u65b9\u5f0f\u7c7b\u4f3c…
\n }
\n }
\n}<\/p>\n
\u901a\u8fc7\u4f7f\u7528 async \u548c await \u5173\u952e\u5b57，\u6211\u4eec\u53ef\u4ee5\u5f02\u6b65\u5730\u7b49\u5f85 AcceptTcpClientAsync \u65b9\u6cd5\u5b8c\u6210，\u800c\u4e0d\u4f1a\u963b\u585e\u4e3b\u7ebf\u7a0b\u3002\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u4f7f\u670d\u52a1\u5668\u66f4\u52a0\u54cd\u5e94，\u5c24\u5176\u662f\u5728\u9ad8\u8d1f\u8f7d\u7684\u60c5\u51b5\u4e0b\u3002 <\/p>\n
\u5bf9\u4e8e\u9ad8\u5e76\u53d1\u7684\u670d\u52a1\u5668\u8bbe\u8ba1，I\/O\u590d\u7528\u6280\u672f\u662f\u5173\u952e\u3002\u5728.NET\u4e2d， Socket \u7c7b\u7684 Select \u65b9\u6cd5\u53ef\u4ee5\u7528\u4e8eI\/O\u590d\u7528，\u5b83\u5141\u8bb8\u76d1\u89c6\u591a\u4e2a\u5957\u63a5\u5b57，\u68c0\u6d4b\u5b83\u4eec\u662f\u5426\u6709\u6570\u636e\u51c6\u5907\u5c31\u7eea\u3002 <\/p>\n
public class ServerSocketExample
\n{
\n \/\/ … [CreateListenerSocket], [AcceptClientConnection], [MultiThreading], \u548c [AsyncAcceptClientConnection] \u65b9\u6cd5 …<\/p>\n
public static void IOMultiplexing()
\n {
\n \/\/ \u5047\u8bbe\u6709\u4e00\u4e2a\u76d1\u542c\u5957\u63a5\u5b57 listenerSocket
\n Socket listenerSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
\n \/\/ … \u7ed1\u5b9a\u5e76\u76d1\u542c\u7b49\u64cd\u4f5c …<\/p>\n
\/\/ \u521b\u5efa\u7528\u4e8e\u63a5\u6536\u7684Socket\u6570\u7ec4
\n Socket[] clientSockets = new Socket[] { listenerSocket };
\n \/\/ \u521b\u5efa\u51c6\u5907\u5c31\u7eea\u7684Socket\u6570\u7ec4
\n Socket[] readySockets = new Socket[clientSockets.Length];
\n while (true)
\n {
\n \/\/ \u4f7f\u7528Select\u65b9\u6cd5\u7b49\u5f85\u5957\u63a5\u5b57\u4e8b\u4ef6
\n int ready = Socket.Select(readySockets, clientSockets, null, 1000);
\n if (ready == 0)
\n {
\n continue;
\n }<\/p>\n
\/\/ \u5904\u7406\u5c31\u7eea\u7684\u5957\u63a5\u5b57
\n foreach (Socket readySocket in readySockets)
\n {
\n if (readySocket == listenerSocket)
\n {
\n \/\/ \u63a5\u53d7\u65b0\u7684\u8fde\u63a5
\n clientSockets = AddClientSocket(clientSockets, readySocket.Accept());
\n }
\n else
\n {
\n \/\/ \u5904\u7406\u5df2\u8fde\u63a5\u7684\u5ba2\u6237\u7aef\u7684\u6570\u636e
\n \/\/ …
\n }
\n }
\n }
\n }<\/p>\n
private static Socket[] AddClientSocket(Socket[] currentSockets, Socket newSocket)
\n {
\n Socket[] newSockets = new Socket[currentSockets.Length + 1];
\n Array.Copy(currentSockets, newSockets, currentSockets.Length);
\n newSockets[currentSockets.Length] = newSocket;
\n return newSockets;
\n }
\n}<\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d，\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5957\u63a5\u5b57\u6570\u7ec4，\u7528\u4e8e\u5b58\u653e\u76d1\u542c\u5957\u63a5\u5b57\u548c\u5ba2\u6237\u7aef\u5957\u63a5\u5b57\u3002\u6211\u4eec\u4f7f\u7528 Socket.Select \u65b9\u6cd5\u6765\u68c0\u6d4b\u662f\u5426\u6709\u5957\u63a5\u5b57\u51c6\u5907\u597d\u8bfb\u53d6\u6216\u5199\u5165\u6570\u636e\u3002\u5982\u679c\u662f\u76d1\u542c\u5957\u63a5\u5b57\u51c6\u5907\u5c31\u7eea，\u6211\u4eec\u63a5\u53d7\u65b0\u7684\u8fde\u63a5；\u5982\u679c\u662f\u5ba2\u6237\u7aef\u5957\u63a5\u5b57\u51c6\u5907\u5c31\u7eea，\u6211\u4eec\u5904\u7406\u5b83\u7684\u6570\u636e\u3002\u4f7f\u7528 I\/O \u590d\u7528\u53ef\u4ee5\u6709\u6548\u5730\u51cf\u5c11\u7ebf\u7a0b\u6570\u91cf，\u540c\u65f6\u5904\u7406\u591a\u4e2a\u8fde\u63a5\u3002 <\/p>\n
\u670d\u52a1\u5668\u7684\u8d1f\u8f7d\u5747\u8861\u662f\u6307\u5728\u591a\u53f0\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u914d\u5ba2\u6237\u7aef\u8bf7\u6c42\u7684\u8fc7\u7a0b，\u4ee5\u5e73\u8861\u8d1f\u8f7d\u5e76\u63d0\u9ad8\u6574\u4f53\u6027\u80fd\u3002\u5728ASP.NET\u4e2d，\u53ef\u4ee5\u901a\u8fc7\u914d\u7f6eIIS\u670d\u52a1\u5668\u6216\u8005\u4f7f\u7528\u4e13\u95e8\u7684\u8d1f\u8f7d\u5747\u8861\u5668\u6765\u5b9e\u73b0\u3002 <\/p>\n
graph TD
\n A[\u5ba2\u6237\u7aef] –>|\u8bf7\u6c42| B[\u8d1f\u8f7d\u5747\u8861\u5668]
\n B –>|\u5206\u914d| C[\u670d\u52a1\u56681]
\n B –>|\u5206\u914d| D[\u670d\u52a1\u56682]
\n B –>|\u5206\u914d| E[\u670d\u52a1\u56683]
\n C –>|\u54cd\u5e94| A
\n D –>|\u54cd\u5e94| A
\n E –>|\u54cd\u5e94| A<\/p>\n
\u5728\u4e0a\u9762\u7684\u6d41\u7a0b\u56fe\u4e2d，\u8d1f\u8f7d\u5747\u8861\u5668\u63a5\u6536\u6765\u81ea\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42，\u5e76\u6839\u636e\u8bbe\u5b9a\u7684\u89c4\u5219\u5c06\u8fd9\u4e9b\u8bf7\u6c42\u5206\u914d\u7ed9\u4e0d\u540c\u7684\u670d\u52a1\u5668\u3002\u6bcf\u4e2a\u670d\u52a1\u5668\u90fd\u5904\u7406\u5206\u914d\u7ed9\u5b83\u7684\u8bf7\u6c42，\u5e76\u5c06\u54cd\u5e94\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002\u8fd9\u79cd\u7b56\u7565\u53ef\u4ee5\u4f7f\u6211\u4eec\u6839\u636e\u9700\u6c42\u6c34\u5e73\u6269\u5c55\u670d\u52a1\u5668\u8d44\u6e90，\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u7684\u53ef\u9760\u6027\u548c\u54cd\u5e94\u80fd\u529b\u3002 <\/p>\n
\u5728.NET\u73af\u5883\u4e2d，\u53ef\u80fd\u9700\u8981\u7ed3\u5408\u4f7f\u7528DNS\u8f6e\u8be2\u3001\u7f51\u7edc\u8d1f\u8f7d\u5747\u8861\u5668\u3001\u5e94\u7528\u7a0b\u5e8f\u7ea7\u522b\u7684\u8d1f\u8f7d\u5747\u8861\u7b56\u7565\u7b49\u6765\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\u3002\u6bd4\u5982，\u53ef\u4ee5\u4f7f\u7528Azure Load Balancer\u3001AWS ELB\u7b49\u4e91\u670d\u52a1\u63d0\u4f9b\u7684\u8d1f\u8f7d\u5747\u8861\u89e3\u51b3\u65b9\u6848，\u4e5f\u53ef\u4ee5\u4f7f\u7528Nginx\u6216Apache\u7b49\u5f00\u6e90\u8f6f\u4ef6\u3002 <\/p>\n
\u8d1f\u8f7d\u5747\u8861\u5668\u53ef\u4ee5\u57fa\u4e8e\u4e0d\u540c\u7684\u7b56\u7565\u6765\u5206\u914d\u8bf7\u6c42，\u5982\u8f6e\u8be2\u7b56\u7565\u3001\u6700\u5c11\u8fde\u63a5\u7b56\u7565\u3001\u6e90IP\u6563\u5217\u7b56\u7565\u3001\u54cd\u5e94\u65f6\u95f4\u6700\u77ed\u7b56\u7565\u7b49\u3002\u8fd9\u4e9b\u7b56\u7565\u9700\u8981\u6839\u636e\u5b9e\u9645\u5e94\u7528\u573a\u666f\u9009\u62e9，\u4ee5\u8fbe\u5230\u6700\u4f18\u7684\u8d1f\u8f7d\u5747\u8861\u6548\u679c\u3002 <\/p>\n
\u5728\u6269\u5c55\u7b56\u7565\u65b9\u9762，\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u670d\u52a1\u5668\u7684\u6027\u80fd\u6307\u6807\u6765\u52a8\u6001\u589e\u51cf\u8d44\u6e90\u3002\u4f8b\u5982，\u82e5\u67d0\u4e2a\u670d\u52a1\u5668\u7684CPU\u4f7f\u7528\u7387\u8d85\u8fc7\u8bbe\u5b9a\u9608\u503c，\u53ef\u4ee5\u81ea\u52a8\u542f\u52a8\u65b0\u7684\u670d\u52a1\u5668\u5b9e\u4f8b\u6765\u5206\u62c5\u8d1f\u8f7d\u3002\u4e91\u670d\u52a1\u5e73\u53f0\u5982Azure\u3001AWS\u5747\u63d0\u4f9b\u4e86\u8fd9\u4e00\u7c7b\u7684\u81ea\u52a8\u6269\u5c55\u670d\u52a1\u3002 <\/p>\n
\u603b\u4e4b，\u9ad8\u5e76\u53d1\u670d\u52a1\u5668\u7684\u8bbe\u8ba1\u5305\u62ec\u4f7f\u7528I\/O\u590d\u7528\u6280\u672f\u3001\u8d1f\u8f7d\u5747\u8861\u4ee5\u53ca\u52a8\u6001\u6269\u5c55\u7b56\u7565\u7b49\u6280\u672f\u624b\u6bb5，\u65e8\u5728\u63d0\u9ad8\u670d\u52a1\u5668\u7684\u5904\u7406\u80fd\u529b\u548c\u53ef\u6269\u5c55\u6027，\u4ee5\u5e94\u5bf9\u5927\u91cf\u5e76\u53d1\u8fde\u63a5\u548c\u8bf7\u6c42\u7684\u573a\u666f\u3002 <\/p>\n
\u5728\u5ba2\u6237\u7aef\u7a0b\u5e8f\u4e2d，\u5efa\u7acb\u5230\u670d\u52a1\u5668\u7684\u8fde\u63a5\u662f\u8fdb\u884c\u7f51\u7edc\u901a\u4fe1\u7684\u7b2c\u4e00\u6b65\u3002\u5ba2\u6237\u7aef\u5957\u63a5\u5b57\u9700\u8981\u6307\u5b9a\u670d\u52a1\u5668\u7684IP\u5730\u5740\u548c\u7aef\u53e3\u53f7，\u4ee5\u786e\u5b9a\u5176\u8fde\u63a5\u7684\u76ee\u6807\u5730\u5740\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u901a\u5e38\u6d89\u53ca\u5230\u521b\u5efa\u4e00\u4e2aSocket\u5bf9\u8c61，\u5e76\u8c03\u7528\u5176 Connect \u65b9\u6cd5\u6765\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u4f8b\u5b50，\u5c55\u793a\u4e86\u5982\u4f55\u5728C#\u4e2d\u4f7f\u7528 Socket \u7c7b\u5efa\u7acbTCP\u8fde\u63a5： <\/p>\n
using System;
\nusing System.Net;
\nusing System.Net.Sockets;
\nusing System.Text;<\/p>\n
public class TcpClientExample
\n{
\n public static void Main(string[] args)
\n {
\n \/\/ \u521b\u5efa\u4e00\u4e2aTCP\/IP\u5ba2\u6237\u7aefSocket\u3002
\n using (Socket client = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
\n {
\n try
\n {
\n \/\/ \u8bbe\u7f6e\u670d\u52a1\u5668\u7684\u4e3b\u673a\u540d\u6216IP\u5730\u5740\u3002
\n string server = "127.0.0.1";
\n int port = 11000;<\/p>\n
\/\/ \u8fde\u63a5\u5230\u670d\u52a1\u5668\u4e0a\u7684\u7279\u5b9aIP\u5730\u5740\u548c\u7aef\u53e3\u3002
\n client.Connect(server, port);<\/p>\n
\/\/ \u8fde\u63a5\u6210\u529f\u65f6\u4f1a\u6267\u884c\u5230\u8fd9\u91cc\u3002
\n Console.WriteLine("\u8fde\u63a5\u5230\u670d\u52a1\u5668\u6210\u529f\u3002");<\/p>\n
\/\/ \u5ba2\u6237\u7aef\u5728\u6b64\u5904\u4f1a\u6267\u884c\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u7684\u64cd\u4f5c\u3002<\/p>\n
\/\/ \u5173\u95ed\u8fde\u63a5\u3002
\n client.Shutdown(SocketShutdown.Both);
\n client.Close();
\n }
\n catch (Exception e)
\n {
\n Console.WriteLine(e.ToString());
\n }
\n }
\n }
\n}<\/p>\n
\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d， Connect \u65b9\u6cd5\u5c1d\u8bd5\u8fde\u63a5\u5230\u6307\u5b9a\u7684\u670d\u52a1\u5668\u5730\u5740\u548c\u7aef\u53e3\u3002\u5982\u679c\u8fde\u63a5\u6210\u529f，\u7a0b\u5e8f\u5c06\u7ee7\u7eed\u6267\u884c\u8fde\u63a5\u540e\u6240\u9700\u7684\u64cd\u4f5c，\u4f8b\u5982\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e\u3002\u5982\u679c\u8fde\u63a5\u5931\u8d25，\u5c06\u6355\u83b7\u5f02\u5e38\u5e76\u663e\u793a\u9519\u8bef\u4fe1\u606f\u3002 <\/p>\n
\u53c2\u6570\u8bf4\u660e： – AddressFamily.InterNetwork : \u6307\u5b9a\u4f7f\u7528IPv4\u5730\u5740\u3002 – SocketType.Stream : \u6307\u5b9a\u4f7f\u7528\u9762\u5411\u8fde\u63a5\u7684\u3001\u53ef\u9760\u7684\u6d41\u5f0f\u4f20\u8f93（\u5982TCP）\u3002 – ProtocolType.Tcp : \u660e\u786e\u4f7f\u7528TCP\u534f\u8bae\u3002 – server : \u670d\u52a1\u5668\u7684IP\u5730\u5740\u3002 – port : \u670d\u52a1\u5668\u76d1\u542c\u7684\u7aef\u53e3\u53f7\u3002 <\/p>\n
\u903b\u8f91\u5206\u6790： \u5728\u6b64\u6bb5\u4ee3\u7801\u6267\u884c\u540e，\u5ba2\u6237\u7aef\u5c06\u4e0e\u670d\u52a1\u5668\u5efa\u7acb\u8d77TCP\u8fde\u63a5\u3002\u6b64\u65f6，\u6570\u636e\u4f20\u8f93\u901a\u9053\u5df2\u7ecf\u6253\u5f00，\u5ba2\u6237\u7aef\u53ef\u4ee5\u53d1\u9001\u8bf7\u6c42\u5230\u670d\u52a1\u5668\u5e76\u63a5\u6536\u54cd\u5e94\u3002TCP\u534f\u8bae\u4fdd\u8bc1\u4e86\u6570\u636e\u4f20\u8f93\u7684\u987a\u5e8f\u6027\u548c\u53ef\u9760\u6027\u3002\u5f02\u5e38\u5904\u7406\u673a\u5236\u786e\u4fdd\u4e86\u8fde\u63a5\u5931\u8d25\u65f6\u7a0b\u5e8f\u53ef\u4ee5\u6b63\u786e\u5730\u5904\u7406\u9519\u8bef\u5e76\u7ec8\u6b62\u3002 <\/p>\n
\u5efa\u7acb\u8fde\u63a5\u4e4b\u540e，\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4e4b\u95f4\u53ef\u4ee5\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u3002\u53d1\u9001\u6570\u636e\u901a\u5e38\u662f\u901a\u8fc7Socket\u7684 Send \u65b9\u6cd5\u8fdb\u884c\u7684，\u800c\u63a5\u6536\u6570\u636e\u5219\u901a\u8fc7 Receive \u65b9\u6cd5\u5b8c\u6210\u3002\u4ee5\u4e0b\u793a\u4f8b\u5c55\u793a\u4e86\u5982\u4f55\u5728\u5df2\u5efa\u7acb\u7684\u8fde\u63a5\u4e0a\u53d1\u9001\u548c\u63a5\u6536\u6570\u636e： <\/p>\n
byte[] message = Encoding.UTF8.GetBytes("Hello Server!");<\/p>\n
try
\n{
\n \/\/ \u53d1\u9001\u6570\u636e\u5230\u670d\u52a1\u5668\u3002
\n client.Send(message);<\/p>\n
\/\/ \u63a5\u6536\u670d\u52a1\u5668\u7684\u54cd\u5e94\u3002
\n byte[] response = new byte[256];
\n int bytesReceived = client.Receive(response);
\n string responseData = Encoding.UTF8.GetString(response, 0, bytesReceived);
\n Console.WriteLine("\u6536\u5230\u670d\u52a1\u5668\u7684\u54cd\u5e94: " + responseData);
\n}
\ncatch (Exception e)
\n{
\n Console.WriteLine(e.ToString());
\n}<\/p>\n
\u53c2\u6570\u8bf4\u660e： – Encoding.UTF8.GetBytes("Hello Server!") : \u5c06\u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5b57\u8282\u5e8f\u5217\u3002 – client.Send(message) : \u5411\u670d\u52a1\u5668\u53d1\u9001\u6570\u636e\u3002 – client.Receive(response) : \u63a5\u6536\u670d\u52a1\u5668\u53d1\u9001\u7684\u6570\u636e\u3002 <\/p>\n
\u903b\u8f91\u5206\u6790： \u5728\u6b64\u4ee3\u7801\u6bb5\u4e2d，\u9996\u5148\u5c06\u8981\u53d1\u9001\u7684\u6570\u636e\u8f6c\u6362\u4e3a\u5b57\u8282\u5e8f\u5217，\u7136\u540e\u901a\u8fc7 Send \u65b9\u6cd5\u53d1\u9001\u3002\u63a5\u6536\u6570\u636e\u65f6，\u5982\u679c\u7f51\u7edc\u5c42\u51c6\u5907\u597d\u6570\u636e， Receive \u65b9\u6cd5\u5219\u4ece\u7f51\u7edc\u5c42\u8bfb\u53d6\u6570\u636e\u5e76\u8fd4\u56de\u63a5\u6536\u5230\u7684\u6570\u636e\u5b57\u8282\u6570\u3002\u4e4b\u540e\u5c06\u63a5\u6536\u5230\u7684\u5b57\u8282\u5e8f\u5217\u8f6c\u6362\u56de\u5b57\u7b26\u4e32，\u4ee5\u4f9b\u7a0b\u5e8f\u540e\u7eed\u5904\u7406\u3002\u5f02\u5e38\u5904\u7406\u673a\u5236\u786e\u4fdd\u4e86\u901a\u4fe1\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u51fa\u73b0\u7684\u9519\u8bef\u80fd\u591f\u88ab\u6355\u83b7\u548c\u5904\u7406\u3002 <\/p>\n
\u5728\u5ba2\u6237\u7aef\u8fdb\u884c\u5957\u63a5\u5b57\u901a\u4fe1\u65f6，\u540c\u6b65\u673a\u5236\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u6570\u636e\u540c\u6b65\u4fdd\u8bc1\u4e86\u6570\u636e\u5728\u591a\u4e2a\u7ebf\u7a0b\u6216\u591a\u4e2a\u7f51\u7edc\u64cd\u4f5c\u4e4b\u95f4\u4f20\u8f93\u65f6\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002\u5728.NET\u4e2d，\u8fd9\u53ef\u4ee5\u901a\u8fc7 Socket \u7c7b\u7684\u540c\u6b65\u65b9\u6cd5\u6216\u5f02\u6b65\u65b9\u6cd5\u6765\u5b9e\u73b0\u3002\u540c\u6b65\u65b9\u6cd5\u6267\u884c\u65f6\u4f1a\u963b\u585e\u5f53\u524d\u7ebf\u7a0b\u76f4\u5230\u64cd\u4f5c\u5b8c\u6210，\u800c\u5f02\u6b65\u65b9\u6cd5\u5219\u4e0d\u4f1a\u963b\u585e，\u5b83\u901a\u8fc7\u56de\u8c03\u6216\u4e8b\u4ef6\u6765\u5904\u7406\u5b8c\u6210\u60c5\u51b5\u3002 <\/p>\n
\u5957\u63a5\u5b57\u901a\u4fe1\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u4f1a\u9047\u5230\u591a\u79cd\u5f02\u5e38\u548c\u9519\u8bef，\u4f8b\u5982\u8fde\u63a5\u8d85\u65f6\u3001\u4e3b\u673a\u4e0d\u53ef\u8fbe\u6216\u6570\u636e\u4f20\u8f93\u9519\u8bef\u7b49\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d，\u5408\u7406\u5730\u5904\u7406\u8fd9\u4e9b\u5f02\u5e38\u548c\u9519\u8bef\u81f3\u5173\u91cd\u8981\u3002\u901a\u5e38\u7684\u505a\u6cd5\u662f\u4f7f\u7528try-catch\u5757\u6765\u6355\u83b7\u548c\u5904\u7406\u53ef\u80fd\u53d1\u751f\u7684\u5f02\u5e38\u3002\u6b64\u5916，\u53ef\u4ee5\u901a\u8fc7\u8bbe\u7f6e\u8d85\u65f6\u503c\u6765\u63a7\u5236\u7b49\u5f85\u54cd\u5e94\u7684\u65f6\u95f4，\u907f\u514d\u65e0\u9650\u671f\u5730\u7b49\u5f85\u3002 <\/p>\n
\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u8fde\u63a5\u5206\u4e3a\u77ed\u8fde\u63a5\u548c\u957f\u8fde\u63a5\u3002\u77ed\u8fde\u63a5\u5728\u4e00\u6b21\u6570\u636e\u4ea4\u6362\u5b8c\u6210\u540e\u5373\u65ad\u5f00，\u800c\u957f\u8fde\u63a5\u5219\u4fdd\u6301\u8fde\u63a5\u72b6\u6001，\u53ef\u4ee5\u7528\u4e8e\u591a\u6b21\u6570\u636e\u4ea4\u6362\u3002\u77ed\u8fde\u63a5\u7684\u7ba1\u7406\u76f8\u5bf9\u7b80\u5355，\u4f46\u6bcf\u6b21\u8fde\u63a5\u90fd\u9700\u8981\u5efa\u7acb\u548c\u65ad\u5f00，\u589e\u52a0\u4e86\u5f00\u9500\u3002\u957f\u8fde\u63a5\u8282\u7701\u4e86\u8fde\u63a5\u5efa\u7acb\u548c\u65ad\u5f00\u7684\u65f6\u95f4，\u9002\u5408\u9891\u7e41\u901a\u4fe1\u7684\u573a\u666f，\u4f46\u9700\u8981\u59a5\u5584\u7ba1\u7406，\u907f\u514d\u8d44\u6e90\u6cc4\u9732\u3002 <\/p>\n
\u6d88\u606f\u534f\u8bae\u662f\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u95f4\u8fdb\u884c\u901a\u4fe1\u65f6\u9075\u5faa\u7684\u89c4\u5219\u96c6\u5408，\u5b83\u5b9a\u4e49\u4e86\u6570\u636e\u683c\u5f0f\u3001\u901a\u4fe1\u65b9\u5f0f\u548c\u9519\u8bef\u5904\u7406\u673a\u5236\u3002\u8bbe\u8ba1\u826f\u597d\u7684\u6d88\u606f\u534f\u8bae\u80fd\u591f\u4f7f\u5f97\u901a\u4fe1\u53cc\u65b9\u80fd\u591f\u9ad8\u6548\u3001\u51c6\u786e\u5730\u4ea4\u6362\u4fe1\u606f\u3002\u5728ASP.NET\u7f51\u7edc\u7f16\u7a0b\u4e2d，\u53ef\u4ee5\u4f7f\u7528\u81ea\u5b9a\u4e49\u6d88\u606f\u534f\u8bae\u6216\u73b0\u6210\u7684\u6807\u51c6\u534f\u8bae\u5982HTTP\u3001FTP\u7b49\u3002\u4ee5\u4e0b\u662f\u8bbe\u8ba1\u6d88\u606f\u534f\u8bae\u65f6\u53ef\u80fd\u9700\u8981\u8003\u8651\u7684\u4e00\u4e9b\u65b9\u9762： <\/p>\n
\u672c\u7ae0\u8282\u901a\u8fc7\u5ba2\u6237\u7aef\u5957\u63a5\u5b57\u901a\u4fe1\u7684\u5b9e\u73b0，\u6df1\u5165\u63a2\u8ba8\u4e86\u4e0e\u670d\u52a1\u5668\u7aef\u5efa\u7acb\u8fde\u63a5\u3001\u6570\u636e\u7684\u53d1\u9001\u548c\u63a5\u6536\u3001\u540c\u6b65\u673a\u5236\u3001\u5f02\u5e38\u5904\u7406\u7b56\u7565\u4ee5\u53ca\u4ea4\u4e92\u6a21\u5f0f\u7684\u9009\u62e9\u4e0e\u7ba1\u7406\u3002\u8fd9\u4e9b\u5185\u5bb9\u662f\u6784\u5efa\u9ad8\u6548\u7a33\u5b9aASP.NET\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u7684\u57fa\u77f3，\u786e\u4fdd\u4e86\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u95f4\u53ef\u4ee5\u7a33\u5b9a\u3001\u5b89\u5168\u3001\u9ad8\u6548\u5730\u4f20\u8f93\u6570\u636e\u3002 <\/p>\n
\u6570\u636e\u5e93\u662fWeb\u5e94\u7528\u7a0b\u5e8f\u5b58\u50a8\u548c\u7ba1\u7406\u6570\u636e\u7684\u5173\u952e\u7ec4\u4ef6\u3002\u672c\u8282\u9996\u5148\u5bf9\u6bd4\u4e86.NET\u4e2d\u5e38\u7528\u7684\u4e24\u79cd\u6570\u636e\u5e93\u4ea4\u4e92\u6280\u672f\u2014\u2014ADO.NET\u548cEntity Framework，\u5e76\u8be6\u7ec6\u4ecb\u7ecd\u4e86\u5b83\u4eec\u7684\u57fa\u672c\u539f\u7406\u548c\u4f7f\u7528\u573a\u666f\u3002 <\/p>\n
ADO.NET \u63d0\u4f9b\u4e86\u4e00\u79cd\u4f4e\u7ea7\u522b\u7684\u6570\u636e\u5e93\u4ea4\u4e92\u65b9\u6cd5，\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u76f4\u63a5\u8bbf\u95ee\u6570\u636e\u5e93\u670d\u52a1\u5668，\u6267\u884cSQL\u8bed\u53e5，\u5904\u7406\u6570\u636e\u96c6\u7b49\u3002ADO.NET\u9002\u5408\u4e8e\u90a3\u4e9b\u9700\u8981\u7cbe\u7ec6\u63a7\u5236\u6570\u636e\u8bbf\u95ee\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 <\/p>\n
Entity Framework (EF) \u5219\u662f\u4e00\u79cd\u9762\u5411\u5bf9\u8c61\u7684\u6301\u4e45\u5316\u89e3\u51b3\u65b9\u6848，\u5b83\u62bd\u8c61\u4e86\u6570\u636e\u5e93\u7ec6\u8282，\u5141\u8bb8\u5f00\u53d1\u8005\u901a\u8fc7\u5bf9\u8c61\u6a21\u578b\u6765\u64cd\u4f5c\u6570\u636e\u5e93，\u51cf\u5c11\u4e86\u76f4\u63a5\u7f16\u5199SQL\u4ee3\u7801\u7684\u9700\u8981\u3002EF\u9002\u5408\u4e8e\u590d\u6742\u7684\u6570\u636e\u6a21\u578b\u548c\u9700\u8981\u8f83\u9ad8\u5f00\u53d1\u6548\u7387\u7684\u573a\u666f\u3002 <\/p>\n
\u65e0\u8bba\u662f\u4f7f\u7528ADO.NET\u8fd8\u662fEntity Framework，\u5efa\u7acb\u6570\u636e\u5e93\u8fde\u63a5\u90fd\u662f\u4ea4\u4e92\u8fc7\u7a0b\u7684\u7b2c\u4e00\u6b65\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528ADO.NET\u521b\u5efa\u548c\u6253\u5f00\u6570\u636e\u5e93\u8fde\u63a5\u7684\u7b80\u5355\u793a\u4f8b： <\/p>\n
using System.Data.SqlClient;<\/p>\n
string connectionString = "Data Source=YourServer;Initial Catalog=YourDatabase;Integrated Security=True";
\nusing(SqlConnection connection = new SqlConnection(connectionString))
\n{
\n connection.Open();
\n \/\/ \u5728\u6b64\u5904\u8fdb\u884c\u6570\u636e\u5e93\u64cd\u4f5c
\n}<\/p>\n
\u5728\u6b64\u4ee3\u7801\u5757\u4e2d，\u6211\u4eec\u9996\u5148\u5f15\u7528\u4e86 System.Data.SqlClient \u547d\u540d\u7a7a\u95f4，\u7136\u540e\u5b9a\u4e49\u4e86\u4e00\u4e2a\u8fde\u63a5\u5b57\u7b26\u4e32（connectionString），\u5176\u4e2d\u5305\u542b\u4e86\u670d\u52a1\u5668\u4fe1\u606f\u3001\u6570\u636e\u5e93\u540d\u79f0\u548c\u5b89\u5168\u8ba4\u8bc1\u65b9\u5f0f\u3002\u4e4b\u540e\u521b\u5efa\u4e86\u4e00\u4e2a SqlConnection \u5bf9\u8c61，\u5e76\u901a\u8fc7\u8c03\u7528 Open \u65b9\u6cd5\u5efa\u7acb\u4e86\u4e0e\u6570\u636e\u5e93\u7684\u8fde\u63a5\u3002 <\/p>\n
\u5728\u5efa\u7acb\u4e86\u6570\u636e\u5e93\u8fde\u63a5\u4e4b\u540e，\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7 SqlCommand \u5bf9\u8c61\u6267\u884cSQL\u8bed\u53e5\u3002\u4e0b\u9762\u7684\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528ADO.NET\u6267\u884c\u4e00\u4e2a\u67e5\u8be2\u64cd\u4f5c： <\/p>\n
using System.Data;
\nusing System.Data.SqlClient;<\/p>\n
string connectionString = "YourConnectionString";
\nusing(SqlConnection connection = new SqlConnection(connectionString))
\n{
\n SqlCommand command = new SqlCommand("SELECT * FROM Users", connection);
\n connection.Open();
\n SqlDataReader reader = command.ExecuteReader();<\/p>\n
while(reader.Read())
\n {
\n string username = reader["UserName"].ToString();
\n string email = reader["Email"].ToString();
\n \/\/ \u8f93\u51fa\u7528\u6237\u4fe1\u606f
\n Console.WriteLine($"Username: {username}, Email: {email}");
\n }
\n}<\/p>\n
\u5728\u6b64\u793a\u4f8b\u4e2d，\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2aSQL\u67e5\u8be2\u8bed\u53e5，\u521b\u5efa\u4e86\u4e00\u4e2a SqlCommand \u5bf9\u8c61，\u5e76\u5c06\u4e4b\u524d\u521b\u5efa\u7684\u6570\u636e\u5e93\u8fde\u63a5\u5bf9\u8c61\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u5b83\u3002\u901a\u8fc7 ExecuteReader \u65b9\u6cd5\u6267\u884c\u67e5\u8be2，\u5e76\u8fd4\u56de\u4e86\u4e00\u4e2a SqlDataReader \u5bf9\u8c61，\u5141\u8bb8\u6211\u4eec\u9010\u884c\u8bfb\u53d6\u67e5\u8be2\u7ed3\u679c\u3002 <\/p>\n
\u9664\u4e86\u8bfb\u53d6\u6570\u636e，ADO.NET\u4e5f\u652f\u6301\u5bf9\u6570\u636e\u5e93\u8fdb\u884c\u6570\u636e\u4fee\u6539\u64cd\u4f5c\u3002\u4f8b\u5982，\u53ef\u4ee5\u4f7f\u7528 SqlCommand \u5bf9\u8c61\u6267\u884c\u63d2\u5165\u3001\u66f4\u65b0\u6216\u5220\u9664\u64cd\u4f5c\u3002\u6b64\u5916，ADO.NET\u8fd8\u652f\u6301\u6267\u884c\u5b58\u50a8\u8fc7\u7a0b，\u8fd9\u6709\u52a9\u4e8e\u5c01\u88c5\u590d\u6742\u903b\u8f91\u5e76\u63d0\u4f9b\u66f4\u597d\u7684\u6027\u80fd\u3002 <\/p>\n
LINQ to Entities\u662fEntity Framework\u63d0\u4f9b\u7684\u4e00\u79cd\u67e5\u8be2\u8bed\u6cd5，\u5b83\u5141\u8bb8\u5f00\u53d1\u8005\u4f7f\u7528\u7c7b\u4f3c\u4e8eSQL\u7684\u67e5\u8be2\u8868\u8fbe\u5f0f\u76f4\u63a5\u67e5\u8be2Entity Data Model\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u4f7f\u7528LINQ to Entities\u67e5\u8be2\u6570\u636e\u7684\u793a\u4f8b： <\/p>\n
using System.Linq;
\nusing System.Data.Entity;<\/p>\n
public class User
\n{
\n public int UserId { get; set; }
\n public string UserName { get; set; }
\n public string Email { get; set; }
\n}<\/p>\n
using(var context = new YourDbContext())
\n{
\n var users = from u in context.Users
\n where u.Email.Contains("example.com")
\n select u;<\/p>\n
foreach (var user in users)
\n {
\n Console.WriteLine($"UserId: {user.UserId}, UserName: {user.UserName}");
\n }
\n}<\/p>\n
\u5728\u6b64\u4ee3\u7801\u5757\u4e2d，\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u7b80\u5355\u7684 User \u7c7b，\u5e76\u901a\u8fc7LINQ\u67e5\u8be2\u8bed\u53e5\u7b5b\u9009\u51fa\u6240\u6709\u7535\u5b50\u90ae\u4ef6\u4e2d\u5305\u542b\u201dexample.com\u201d\u7684\u7528\u6237\u3002 <\/p>\n
Entity Framework\u7684 DbContext \u7c7b\u7ba1\u7406\u6570\u636e\u6a21\u578b\u4e0e\u6570\u636e\u5e93\u4e4b\u95f4\u7684\u4ea4\u4e92\u3002\u901a\u8fc7\u914d\u7f6e DbContext ，\u53ef\u4ee5\u8bbe\u7f6e\u7f13\u5b58\u7b56\u7565\u6765\u63d0\u5347\u6027\u80fd，\u4f8b\u5982，\u4f7f\u7528DbContext\u7684 SaveChanges \u65b9\u6cd5\u6765\u4fdd\u5b58\u6570\u636e\u66f4\u6539\u5230\u6570\u636e\u5e93\u4e2d\u3002 <\/p>\n
\u6b64\u5916，Entity Framework\u652f\u6301\u4e00\u7ea7\u7f13\u5b58\u548c\u4e8c\u7ea7\u7f13\u5b58\u3002\u4e00\u7ea7\u7f13\u5b58\u662f\u5728\u5355\u4e2a\u6570\u636e\u5e93\u64cd\u4f5c\u4e2d\u7ef4\u62a4\u7684，\u800c\u4e8c\u7ea7\u7f13\u5b58\u5219\u53ef\u4ee5\u8de8\u591a\u4e2a\u6570\u636e\u5e93\u64cd\u4f5c\u5171\u4eab\u6570\u636e\u3002 <\/p>\n
\u901a\u8fc7\u7ed3\u5408LINQ to Entities\u548c DbContext ，\u5f00\u53d1\u8005\u53ef\u4ee5\u9ad8\u6548\u5730\u5904\u7406\u6570\u636e\u5e93\u4ea4\u4e92，\u540c\u65f6Entity Framework\u7684\u7f13\u5b58\u7b56\u7565\u53ef\u4ee5\u8fdb\u4e00\u6b65\u4f18\u5316\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002 <\/p>\n
\u5728\u672c\u7ae0\u4e2d，\u6211\u4eec\u5bf9\u6570\u636e\u5e93\u4ea4\u4e92\u64cd\u4f5c\u7684\u4e24\u79cd\u4e3b\u8981\u6280\u672f\u8fdb\u884c\u4e86\u6df1\u5165\u63a2\u8ba8，\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b，\u5c55\u793a\u4e86\u5982\u4f55\u5728.NET\u73af\u5883\u4e2d\u5b9e\u73b0\u9ad8\u6548\u7684\u6570\u636e\u5e93\u4ea4\u4e92\u3002\u8fd9\u4e9b\u77e5\u8bc6\u4e0e\u6280\u5de7\u5c06\u6709\u52a9\u4e8e\u8bfb\u8005\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d，\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6570\u636e\u8d44\u6e90，\u6784\u5efa\u6027\u80fd\u4f18\u5f02\u7684Web\u5e94\u7528\u7a0b\u5e8f\u3002 <\/p>\n
\u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90，\u70b9\u51fb\u83b7\u53d6 <\/p>\n
\u7b80\u4ecb：ASP.NET \u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u6846\u67b6，\u7528\u4e8e\u6784\u5efa Web \u5e94\u7528\u7a0b\u5e8f，\u5e76\u63d0\u4f9b\u7f51\u7edc\u7f16\u7a0b\u80fd\u529b\u3002\u672c\u5b9e\u4f8b\u6df1\u5165\u63a2\u8ba8\u5982\u4f55\u4f7f\u7528\u5957\u63a5\u5b57\u6280\u672f\u5b9e\u73b0 ASP.NET \u5e94\u7528\u4e2d\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u95f4\u7684\u53cc\u5411\u6570\u636e\u901a\u4fe1\u3002\u6211\u4eec\u5c06\u8be6\u7ec6\u8bf4\u660e\u670d\u52a1\u5668\u7aef\u5982\u4f55\u76d1\u542c\u8fde\u63a5\u3001\u5904\u7406\u6570\u636e\u548c\u6570\u636e\u5e93\u4ea4\u4e92，\u4ee5\u53ca\u5ba2\u6237\u7aef\u5982\u4f55\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42\u3001\u53d1\u9001\u6570\u636e\u3002\u540c\u65f6，\u672c\u5b9e\u4f8b\u8fd8\u4f1a\u4ecb\u7ecd\u5982\u4f55\u5728\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u95f4\u8fdb\u884c\u6570\u636e\u7684\u5e8f\u5217\u5316\u548c\u53cd\u5e8f\u5217\u5316，\u6d89\u53ca JSON \u6216 XML \u683c\u5f0f\u3002\u901a\u8fc7\u672c\u5b9e\u4f8b，\u5f00\u53d1\u8005\u5c06\u80fd\u591f\u638c\u63e1 ASP.NET \u7684\u7f51\u7edc\u7f16\u7a0b\u57fa\u7840，\u5e76\u52a0\u6df1\u5bf9\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u7406\u89e3\u3002 <\/p>\n
\u672c\u6587\u8fd8\u6709\u914d\u5957\u7684\u7cbe\u54c1\u8d44\u6e90，\u70b9\u51fb\u83b7\u53d6 <\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb815\u6b21\uff0c\u70b9\u8d5e8\u6b21\uff0c\u6536\u85cf15\u6b21\u3002ASP.NET\u4f5c\u4e3a\u5fae\u8f6f\u63a8\u51fa\u7684\u7528\u4e8e\u6784\u5efa\u73b0\u4ee3Web\u5e94\u7528\u7a0b\u5e8f\u7684\u6846\u67b6\uff0c\u4e3a\u5f00\u53d1\u8005\u63d0\u4f9b\u4e86\u5f3a\u5927\u7684\u7f51\u7edc\u7f16\u7a0b\u80fd\u529b\u3002\u672c\u7ae0\u5c06\u6982\u8ff0ASP.NET\u5728Web\u5f00\u53d1\u4e2d\u7684\u4f5c\u7528\uff0c\u4ee5\u53ca\u7f51\u7edc\u7f16\u7a0b\u7684\u57fa\u7840\u77e5\u8bc6\uff0c\u4e3a\u540e\u7eed\u7ae0\u8282\u4e2d\u5957\u63a5\u5b57\u548c\u6570\u636e\u5e93\u64cd\u4f5c\u7684\u8be6\u7ec6\u4ecb\u7ecd\u6253\u4e0b\u7406\u8bba\u57fa\u7840\u3002\u5957\u63a5\u5b57\uff08Socket\uff09\u662f\u8ba1\u7b97\u673a\u7f51\u7edc\u901a\u4fe1\u7684\u57fa\u77f3\uff0c\u5b83\u63d0\u4f9b\u4e86\u4e00\u79cd\u8ba9\u7a0b\u5e8f\u4e4b\u95f4\u8fdb\u884c\u6570\u636e\u4ea4\u6362\u7684\u62bd\u8c61\u6982\u5ff5\u3002\u5728\u7f51\u7edc\u7f16\u7a0b\u4e2d\uff0c\u5957\u63a5\u5b57\u5141\u8bb8\u4e00\u53f0\u8ba1\u7b97\u673a\u4e0a\u7684\u7a0b\u5e8f\u901a\u8fc7\u7f51\u7edc\u4e0e\u5176\u4ed6\u8ba1\u7b97\u673a\u4e0a\u7684\u7a0b\u5e8f\u8fdb\u884c\u901a\u4fe1\u3002\u5957\u63a5\u5b57\u7684\u4e3b\u8981\u7c7b\u578b\u5206\u4e3a\u6d41\u5f0f\u5957\u63a5\u5b57\uff08SOCK_STREAM\uff09\u548c\u6570\u636e\u62a5\u5957\u63a5\u5b57\uff08SOCK_DGRAM\uff09\u3002<\/p>\n","protected":false},"author":2,"featured_media":46417,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"topic":[],"class_list":["post-46419","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server"],"yoast_head":"\n