Bash Unset Environment Variable

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Bash Unset Environment Variable

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Bash How To Correctly Set Environment Variable which May Not Exist Ask Ubuntu

4 Answers Sorted by 66 Technically they re not environment variables until someone export s them But you can at least set them to empty FOO some command If removing them from the environment is enough you can use env env u FOO somecommand Share Follow answered Sep 19 2013 at 23 08 JB 40 9k 12 80 107 27 To unset a bound variable in bash use unset VARIABLE unset ALL PROXY in your case This command actually deletes the variable You can also set the value of a variable to empty by VARIABLE or VARIABLE The difference is that the two latter commands don t delete the variable

How To Set And Unset Environment Variables In Linux ByteXD

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