public function add() { $this->form_validation->set_rules('name', 'Nama Kategori', 'required'); if ($this->form_validation->run() == FALSE) { redirect('kelasonline/category', 'refresh'); } else { $category = Model\Kelas\Category::create(['category' => set_value('name')]); set_message_success('Kategori berhasil ditambahkan'); redirect('kelasonline/category', 'refresh'); } }