Catchablefatalerror:ObjectofclassdUsercouldnotbeconvertedtostringinonline16解决方案

 true));
        return $pdo;
    }

     public function getUserByName(&$info, $name) {
        $dbpdo = $this->newpdo();
        $sql = "SELECT * FROM `usermember` WHERE `user`=?";
        $st = $dbpdo->prepare('SELECT * FROM `usermember` WHERE `user`=?');
        $bRet = $st->execute(array($name));
        $info = $st->fetch(PDO::FETCH_ASSOC);

        return $bRet;
     }
}

?>