<?php $messageManager = new MessageManager($db); try { $messages = $messageManager->findByIdProduct($_GET['id']); } catch (Exception $e) { $messages = $e->getMessage(); } if (is_string($messages)) { echo $messages; } else { for ($i = 0; $i < count($messages); $i++) { $message = $messages[$i]; require 'views/messages.phtml'; } }