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Re: [shell-script] teste numerico
From: |
MrBiTS |
Subject: |
Re: [shell-script] teste numerico |
Date: |
Tue, 23 Sep 2008 16:18:01 -0300 |
User-agent: |
Thunderbird 2.0.0.16 (Windows/20080708) |
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Humberto Cruz wrote:
> pode ser tambem:
>
> $ var=123456 #variavel
> $ tr -d ".," <<< $var #remove ponto ou virgula ( para testar numeros decimais
> )
> $ if [ $var -eq $var ]; then echo "num"; else echo "nao-num"; fi
> #testa numericamente
Não pode não
$ var=13.456
$ echo $var
13.456
$ tr -d '.' <<< $var
13456
$ echo $var
13.456
$ if [ $var -eq $var ]; then echo "num"; else echo "nao-num"; fi
bash: [: 13.456: integer expression expected
nao-num
De mais a mais, $var sempre será igual $var
- --
Um abraço
.0. MrBiTs - address@hidden
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http://keys.cardboard.net:11371/pks/lookup?op=get&search=0xAC37715A6DD1F186
000 http://www.mrbits.com.br
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- teste numerico, Elvio Barbalho, 2008/09/23
- Re: [shell-script] teste numerico, Pablo Cardoso, 2008/09/23
- Re: [shell-script] teste numerico, jimmy, 2008/09/23
- Re: [shell-script] teste numerico, Pablo Cardoso, 2008/09/23
- Re: [shell-script] teste numerico, jimmy, 2008/09/23
- Re: [shell-script] teste numerico, Eder Ruiz Maria, 2008/09/23
- Re: [shell-script] teste numerico, Gmail, 2008/09/24
- Re: [shell-script] teste numerico, jimmy, 2008/09/24
- Re: [shell-script] teste numerico, Gmail, 2008/09/24
- Re: [shell-script] teste numerico, jimmy, 2008/09/24
- Re: [shell-script] teste numerico, Fabiano Caixeta Duarte, 2008/09/24
- Re: [shell-script] teste numerico, Pere, 2008/09/24