Windowsの下でc++でsocketクライアントを創立します
#include <winsock2.h>
//1. socket
SOCKET sockClient;
//2. socket
WSAData wsaData;
WSAStartup(MAKEWORD(2, 2), &wsaData);
//3. socket
sockClient = socket(AF_INET, SOCK_STREAM, 0); //TCP,
//4.
sockaddr_in address;
address.sin_addr.S_un.S_addr = inet_addr("127.0.0.1");
address.sin_family = AF_INET;
address.sin_port = hton(4000); //
//5.
connect(sockClient, (const struct sockaddr *)&address, sizeof(address));