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Re: [linux-team] Faire des calculs sous bash
- To: linux@lists.linuxbe.org
- Subject: Re: [linux-team] Faire des calculs sous bash
- From: Damien Diederen <dash@linuxbe.org>
- Date: Wed, 10 Jan 2001 18:36:00 +0100
- In-reply-to: <>; from jfstraeten@compuserve.com on Mon, Jan 08, 2001 at 06:04:01PM +0100
- References: <>
- Reply-to: Damien Diederen <dash@linuxbe.org>
Hello !
On Mon, Jan 08, 2001 at 06:04:01PM +0100, Jean-Francois Straeten wrote:
[clip]
> for x in fax*.tif; do tiffdump $x |grep Directory|wc -l; done
> dans un répertoire contenant des faxes, j'obtiens logiquement le nombre de
> pages de chaque fax reçus, logiquement affichées en une colone. P. ex :
[clip]
> Je me pose la question de savoir s'il y aurait moyen de calculer le
> nombre total de pages, autrement dit de faire la somme des nombres de
> la colone ?
... | awk 'BEGIN { nb = 0; } { nb += $1; } END { print nb; }'
[clip]
Cu,
Dash.
--
"If you can, help others. If you can't, at least don't hurt others."
-- the Dalai Lama
--
Damien Diederen
dash@linuxbe.org
http://users.swing.be/diederen/
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