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Subject: Re: Checking if a variable is exported
To: zsh-users@zsh.org
References: <032fd4ec-89c1-9dae-a729-c440048ff3ec@inlv.org>
From: Eric Cook <llua@gmx.com>
Message-ID: <046bbc64-036a-5fce-ccd7-633d1bad90c1@gmx.com>
Date: Fri, 21 Oct 2016 17:00:29 -0400
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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 ...