private function connectExe() { $dsn = 'mysql:host=' . $this->HOST . ';dbname=' . $this->DB_NAME; try { self::$connect = new PDO($dsn, $this->USER, $this->PASSWORD, $this->OPT); } catch (PDOException $e) { self::$isSuccessful = false; echo 'ERROR:подключение:' . $e->getMessage() . '<br>'; } }