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How To: Temporarily Clear Bash Environment Variables on a Linux and Unix-like System

Aug 05, 2015, 10:00 (0 Talkback[s])
(Other stories by Anonymous)

I'm a bash shell user. I would like to temporarily clear bash shell environment variables. I do not want to delete or unset an exported environment variable. How do I run a program in a temporary environment in bash or ksh shell?

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