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Date: Wed, 14 Oct 2015 23:10:26 -0700
Subject: Best Way to Test an Environment Variable
From: czech@sonic.net
To: zsh-users@zsh.org
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Hi -

I've been using:

if [ -z $ENV_VAR ]; then

    <do stuff>
fi

To test environment variables. It seems to work.

But I'm curious - is there a better way in zsh to test an environment
variable?

Thanks,



Corwin