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Re: logical XOR
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From: |
Andreas Schwab |
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Subject: |
Re: logical XOR |
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Date: |
Fri, 29 Jun 2007 13:20:17 +0200 |
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User-agent: |
Gnus/5.110006 (No Gnus v0.6) Emacs/22.0.97 (gnu/linux) |
"Robert Millan [ackstorm]" <robert.millan@ackstorm.es> writes:
> I'm not sure what you mean. The following:
>
> (true && ! false) || (false && ! true)
> echo $?
>
> works, whereas the following:
>
> (! true) != (! false)
> echo $?
>
> shows syntax error.
true and false are not numbers. The OP was talking about expression
evaluation.
Andreas.
--
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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"And now for something completely different."