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Re: [shell-script] Subtração


From: Rodrigo Bernardo Pimentel
Subject: Re: [shell-script] Subtração
Date: Wed, 11 Oct 2000 17:08:17 -0200
User-agent: Mutt/1.2.5i

On Wed, Oct 11 2000 at 03:49:46pm -0300, Marcos M. S. Rezende wrote:
> PessoALL,
> 
> Como eu faço para subtrair de uma váriavel um dado valor?
> 
> Ex.: DiaAnt=$Dia - 5

        DiaAnt=$(( $Dia - 5 ))

        (os espaços são por fins didáticos ;)



                rbp
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