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Re: if, -n <string>
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From: |
coubeatczech |
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Subject: |
Re: if, -n <string> |
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Date: |
Sun, 1 Feb 2009 05:05:35 -0800 (PST) |
Jan Schampera wrote:
>
> coubeatczech wrote:
>
>> coub@notas:~$ if [ -z $variable ]; then echo true; fi
>> true
>> coub@notas:~$
>>
>> Can anybody explain to me this behaviour? I would expect not any output
>> in
>> the last command...? The variable is set to zero and there is the
>> condition
>> is still true...?
>
> http://bash-hackers.org/wiki/doku.php/commands/classictest#number_of_arguments_rules
>
> You'd need some quoting.
>
> Jan aka TheBonsai
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>
>
Thanks, I'm understanding it now.
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