multi level login codeigniter 3

?php class Login extends CI_Controller{ function __construct(){ parent::__construct(); $this-load-model('login_model'); } function index(){ $this-load-view('v_login'); } function auth(){ $username=htmlspecialchars($this-input-post('username',TRUE),ENT_QUOTES); $password=htmlspecialchars($this-input-post('password',TRUE),ENT_QUOTES . pwc login . yowes togel login alternatif