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Re: [shell-script] Pegar valor de variável fora do Loop


From: Felipe Kellermann
Subject: Re: [shell-script] Pegar valor de variável fora do Loop
Date: Mon, 21 Nov 2005 10:32:51 -0200 (BRST)
User-agent: Pine <http://www.washington.edu/pine/>

On Fri, 18 Nov 2005 1:22pm  -0200, Fabricio Lopes de Souza wrote:

> nao usae pipe ( | ) , pipe abre uma subshell :D
> 
> [root@amix_teste squid]# cat lista.txt
> joao

Depende do shell. Todos vao abrir, mas depende de qual dos lados vai ser 
forkeado, no caso -- por exemplo,

  % unset i
  % cat /etc/passwd | while read f; do let i++; done
  % print $i
  44
  % print $ZSH_VERSION
  4.2.4
  %

-- 
Felipe Kellermann


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