public function actionRemoveSpecialOffer() { $status = "OK"; $data = Yii::$app->request->post(); $sp = new SpecialOffer(); $ok = $sp->removeSpecialOffer($data['cid']); if (!$ok) { $status = "ERROR"; } Yii::$app->response->format = \yii\web\Response::FORMAT_JSON; $responce = ['status' => $status]; return $responce; }