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Re: Double Evaluation Question (not in FAQ)

X-seq: zsh-users 10671
From: Stephane Chazelas <Stephane_Chazelas@xxxxxxxx>
To: zsh-users Mailinglist <zsh-users@xxxxxxxxxx>
Subject: Re: Double Evaluation Question (not in FAQ)
Date: Mon, 4 Sep 2006 07:28:02 +0100
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Sender: Stephane Chazelas <stephane_chazelas@xxxxxxxx>

On Mon, Sep 04, 2006 at 08:18:19AM +0200, Com MN PG P E B Consultant 3 wrote:
> Assuming that variables are assigned in the following way:
> 
>   x=abc
>   y=def
>   z='$x   $y' # Note: Single Quotes!
> 
> How could I write an expression, which "evaluates" $z, in
> that it would return "abc   def"? The simple
> 
>    eval "echo $z" 
> 
> would not work here, because it would not
> preserve the spaces.
[...]

print -r -- ${(e)z}

-- 
Stéphane

References:
- Double Evaluation Question (not in FAQ)
  - From: Com MN PG P E B Consultant 3

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