class Login extends CI_Controller{ function index(){ $session = $this->session->userdata('username'); if(isset($session)){ redirect('homepage'); }else{ redirect('loginpage'); } } }
class Login extends CI_Controller{ public function index(){ $session = $this->session->userdata('username'); !empty($session) ? redirect('homepage') : redirect('loginpage'); }
$session = $this->session->userdata('username'); if(isset($session)){ ....