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Re: Print / overwrite line

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From:
Jon Molin
Date:
January 4, 2002 02:53
Subject:
Re: Print / overwrite line
Message ID:
3C3588DB.211DECD2@resfeber.se
"John W. Krahn" wrote:
> 
> Gary Hawkins wrote:
> >
> > How can I clear a line before replacing it?
> >
> > Am doing \r and overwriting, but sometimes the text that was there previously
> > is longer than the new text.
> 
> Pad the shorter lines with spaces.  For example:
> 
> printf "\r%-20s", $something;

or 
printf "\r"." " x (length ($old_string) - length ($new_string));
to be sure you pad the exact length.



> 
> John
> --
> use Perl;
> program
> fulfillment
> 
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