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To: Omen Wild <Omen.Wild@Dartmouth.EDU>
Cc: zsh users <zsh-users@sunsite.dk>
Subject: Re: Build a variable name from another variable?
References: <20040123224220.GB3354@descolada.dartmouth.edu>
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From: Philippe Troin <phil@fifi.org>
Date: 23 Jan 2004 15:19:20 -0800
In-Reply-To: <20040123224220.GB3354@descolada.dartmouth.edu>
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Sender: Philippe Troin <phil@fifi.org>

Omen Wild <Omen.Wild@Dartmouth.EDU> writes:

> I am not totally sure what it is called, but I want to build a variable
> name dynamically, from the contents of another variable.  That is, I
> have:
> 
> ----- Begin script -----
> barcontents="bar contents"
> baz="bar"
> 
> echo $barcontents # <---- effect I want
> echo ${${baz}contents} # <---- how I want to get there
> ----- End script -----

% t="${baz}contents"   
% echo ${${(P)t}}
bar contents

Works...
i could not manage to do it without an intermediate variable.

Phil.