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Home/ Questions/Q 6742491
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Editorial Team
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Editorial Team
Asked: May 26, 20262026-05-26T11:50:59+00:00 2026-05-26T11:50:59+00:00

$cat test export var=value $./test $echo $var I get nothing. I was expecting to

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$cat test
export var=value
$./test
$echo $var

I get nothing. I was expecting to see value.

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  1. Editorial Team
    Editorial Team
    2026-05-26T11:50:59+00:00Added an answer on May 26, 2026 at 11:50 am

    In your case test is being run in a separate shell, a child of your shell. A child can never modify the environment of the parent. So when the child exits var is lost.

    If you want to run the script in the current shell try:

    source ./test
    

    Also, it’s usually a poor idea to name your scripts “test”. Many unices have /usr/bin/test.

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