1){
                echo "#";
                $diff = 0;
            }
            $last = $percent;
            ob_flush();
            flush();
        }
        echo "#]done";
    }
    if ($fr) {
        fclose($fr);
    }
    if ($fw) {
        fclose($fw);
    }
}
}

downloadprogress('2018.rar','aaa/01.rar');