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Re: Checking if a variable is exported

X-seq: zsh-users 22019
From: Eric Cook <llua@xxxxxxx>
To: zsh-users@xxxxxxx
Subject: Re: Checking if a variable is exported
Date: Fri, 21 Oct 2016 17:00:29 -0400
In-reply-to: <032fd4ec-89c1-9dae-a729-c440048ff3ec@inlv.org>
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References: <032fd4ec-89c1-9dae-a729-c440048ff3ec@inlv.org>

On 10/21/2016 04:27 PM, Martijn Dekker wrote:
> Hi all,
> 
> Does zsh have a straightforward way for a script to check if a variable
> is exported? The closest-to-straightforward way I know of is to parse
> the output of 'typeset -p varname', which is hairy because the output
> might include various options to the command.
> 
> Thanks,
> 
> - M.
> 
if [[ ${(t)HOME} = *export* ]]; then ...

References:
- Checking if a variable is exported
  - From: Martijn Dekker

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