$cookieParams = session_get_cookie_params();
session_set_cookie_params($cookieParams["lifetime"],
    $cookieParams["path"],
    $cookieParams["domain"],
    $secure,
    $httponly);

session_start();

session_start();
$cookieParams = session_get_cookie_params();
session_set_cookie_params($cookieParams["lifetime"],
    $cookieParams["path"],
    $cookieParams["domain"],
    $secure,
    $httponly);