c++ SFML ftp下載下傳檔案

void downloadFile()

{

    sf::IpAddress address = "127.0.0.1";

    sf::Ftp server;

    sf::Ftp::Response connectResponse = server.connect(address);

    if (!connectResponse.isOk())

    {

        //連接配接失敗

    }

    // Ask for user name and password

    std::string user = "test", password = "1234";

    // Login to the server

    sf::Ftp::Response loginResponse = server.login(user, password);

    if (!loginResponse.isOk())

    {

        //登入失敗

    }