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Re: arithmetic operator precedence
- X-seq: zsh-workers 25217
- From: Vincent Lefevre <vincent@xxxxxxxxxx>
- To: zsh-workers@xxxxxxxxxx
- Subject: Re: arithmetic operator precedence
- Date: Thu, 19 Jun 2008 18:04:33 +0200
- In-reply-to: <2d460de70806190529p1255b8b5mfe2fb2c1e1d7ba35@xxxxxxxxxxxxxx>
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On 2008-06-19 14:29:03 +0200, Richard Hartmann wrote:
> On Thu, Jun 19, 2008 at 11:58, Peter Stephenson <pws@xxxxxxx> wrote:
> > That seems a good idea in any case.
>
> Can you add that this is done to remain both backwards and shell-
> compatible and that this is not what a 'real' language/calculator
> will do?
This isn't shell-compatible. AFAIK, only bash and ksh93 support **.
> Perhaps even include a reference to the POSIX argument.
There's no POSIX argument. ** is just an extension.
--
Vincent Lefèvre <vincent@xxxxxxxxxx> - Web: <http://www.vinc17.org/>
100% accessible validated (X)HTML - Blog: <http://www.vinc17.org/blog/>
Work: CR INRIA - computer arithmetic / Arenaire project (LIP, ENS-Lyon)
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