Controller Artikel

function edit_artikel($id = null) {
        if ($this->session->userdata('login') == TRUE) {
            if($_POST == NULL) {
                $data['hasil'] = $this->model_artikel->select($id);
                $data['title'] = 'Edit Artikel';
                $data['tampil'] = $this->model_admin->cekdb();
                $data['UserLogin'] = $this->model_admin->selectAll();

                $nm_cat = $this->model_artikel->get_cat()->result();
                foreach($nm_cat as $row)
                    {
                        $data['options_cat'][$row->nm_cat] = $row->nm_cat;
                    }

                $this->load->view('admin/edit_artikel', $data);
            }
            else {
                $this->load->model('model_artikel');
                $this->model_artikel->edit($id);

                $nm_cat = $this->model_artikel->get_cat()->result();
                foreach($nm_cat as $row)
                    {
                        $data['options_cat'][$row->nm_cat] = $row->nm_cat;
                    }

                redirect('securelogin/artikel');
            }
        }
        else {
            redirect('securelogin/login');
        }
    }