From: Morton Goldberg <m_goldberg@...>
Date: 2007-07-10T03:21:07+09:00
Subject: Re: Trying to get dynamic output in console

On Jul 9, 2007, at 1:28 PM, Michal Sza wrote:

> Hello,
> I have a little script that processes excel file and I would like the
> script to output some sort of status either line or percent number  
> as it
> runs.
> How can I output something to console always in the same spot, meaning
> that I don't want start new line every time the script advances.
> Something like this:
> Progress: 51% - I want this number to change and stay in the same  
> spot.

Perhaps the following example will help you. Please note the \r at  
the beginning of the format strings.

<code>
0.step(100, 10) do |i|
    printf((i < 100 ? "\rProgress:  %02d\%" : "\rProgress: %3d\%"), i)
    $stdout.flush
    sleep(1)
end
puts
</code>

Regards, Morton