if ((bytes = recv(i, recvbuf, sizeof(recvbuf), 0)) <= 0)
                {
                    for(int h = 0; h < my_vec.size(); h++)
                    {
                        tempuser.id = i;
                        tempuser2 = my_vec.at(h);
                        if(tempuser2.id == tempuser.id)
                        {
                                my_vec.erase(my_vec.begin()+h);
                        }
                    }
                    std::cout << tempuser2.name << " has left the server. Socket "
                    << i << " is now free." << std::endl;
                    closesocket(i);
                    FD_CLR(i, &master);
                } else {
                    for(j = 0; j <= fdmax; j++)
                    {
                        if (FD_ISSET(j, &master))
                        {
                            {   
                                if(j == i)break;     // if the sending socket is equal to the socket receiving the message, exit loop.
                                send(j, recvbuf, sizeof(recvbuf), 0);
                            }
                        }
                    }
                }