public function getNbPost($id) { $postManager = new PostManager($this->db); $postList = $postManager->findByIdAuthor($id); if ($postList) { if (is_string($postList)) { $errors[] = $postList; return $errors; } else { $postNb = count($postList); if ($postNb == NULL) { $postNb = 0; return $postNb; } else { return $postNb; } } } else { return "Pas de messages postés"; } }