public function actionAdd()
{
$model = new EmployeeModel();
$model->load(\Yii::$app->request->post());
$model->add();
}
/**
* Lists all Employee models.
* @return mixed
*/
public function actionIndex()
{
$searchModel = new EmployeeModel();
$dataProvider = $searchModel->search(Yii::$app->request->queryParams);
return $this->render('index', ['searchModel' => $searchModel, 'dataProvider' => $dataProvider]);
}