public function searchTagProduct($name, $productId) { $tagModel = new tagModel(); $listTagAddedProduct = $tagModel->getlistTagAddedProduct($productId); $tagNotIn = array(); foreach ($listTagAddedProduct as $tagAddedProduct) { array_push($tagNotIn, $tagAddedProduct->tag_id); } return $tagModel->searchTagByName($name, $tagNotIn); }