# ❓questions
- u
user
10/15/2021, 12:21 PMThat's my question. 🙂 - u
user
10/15/2021, 12:21 PMHow can i create a presenter? - u
user
10/15/2021, 12:22 PMThanks @User ! - u
user
10/15/2021, 12:41 PM@User I checked above link. but didn't understand totally. can you please show me sample code? - r
Rayderxx
10/15/2021, 12:42 PM@User - r
Rayderxx
10/15/2021, 12:42 PMFirst reate a Presenter class - r
Rayderxx
10/15/2021, 12:43 PM - r
Rayderxx
10/15/2021, 12:44 PMI my case I put the class in a folder inside Models/Presenters - r
Rayderxx
10/15/2021, 12:46 PMand Then in the AbstractModel => protected $presenterAdmin = AbstractPresenter::class; - r
Rayderxx
10/15/2021, 12:49 PMNow you just have to define a public function in the AbstractPresenter class :Copy codepublic function fullname() { return $this->entity->user->fullname; } - u
user
10/15/2021, 12:58 PMThis is my presenter class - u
user
10/15/2021, 12:58 PMAnd this code is inside Abstract model. - u
user
10/15/2021, 12:58 PMBut i am getting this error now - u
user
10/15/2021, 12:59 PMCannot instantiate abstract class App\Models\Presenters\AbstractPresenter - u
user
10/15/2021, 12:59 PMWhat am i wrong? - i
ifox
10/15/2021, 12:59 PMToo much abstract - i
ifox
10/15/2021, 12:59 PMlol - r
Rayderxx
10/15/2021, 12:59 PMremove abstract class 😮 just class - i
ifox
10/15/2021, 1:00 PMAn abstract cannot be instantiated @User this is PHP, not really anything to do with Laravel or Twill - i
ifox
10/15/2021, 1:01 PMnot to be confused by the name of your model - u
user
10/15/2021, 1:01 PMi just remove the abstract. - u
user
10/15/2021, 1:01 PMbut now getting this error - u
user
10/15/2021, 1:02 PMundefined username - u
user
10/15/2021, 1:02 PMeven i defined function in presenter. - r
Rayderxx
10/15/2021, 1:03 PM@User check that $this->user is not null - u
user
10/15/2021, 1:04 PMUndefined property: App\Models\Presenters\AbstractPresenter::$username - u
user
10/15/2021, 1:04 PMgetting this error - u
user
10/15/2021, 1:04 PM'username' => [ // presenter column 'title' => 'Field title', 'field' => 'username', 'present' => true, ] - u
user
10/15/2021, 1:04 PMand this code is inside the controller