#include <iostream>

#include <iostream> #include <WinSock2.h> #pragma comment (lib, "Wsock32.lib")//Inbound file using namespace Std;    Wsadata wsadata;int retval;//return code int main () {WSAStartup (Makeword (2, 2), &wsadata);    Socket shost = socket (af_inet, sock_stream, ipproto_tcp);//Create a socket sockaddr_in servaddr;    servaddr.sin_family = af_inet;//tcp UDP protocol; Servaddr.sin_port = htons ((short) 4999);//server Port servAddr.sin_addr.s_addr = inet_addr ("127.0.0.1");//set server address RetVal =     Connect (Shost, (lpsockaddr) &servaddr, sizeof (SERVADDR));//connection server char buf[128];//data buffer int buf_size = 128;//Receive bytes    ZeroMemory (buf, buf_size);    strcpy_s (buf, "mytcp");    RetVal = Send (Shost, buf, strlen (BUF), 0);    Closesocket (Shost);    WSACleanup (); return 0;}

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#include <iostream>