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docs(set-internal-vars): add hints

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miguel 2022-12-22 15:14:16 +00:00 committed by MSilva95
parent 9a75202406
commit 8166812c3c
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subjects/devops/set-internal-vars/README.md
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@ -28,5 +28,19 @@ Variables can be created either at the shell or in shell-scripts. Any variable c
`<variable name>=<value>`
If we type the `set` command without any additional parameters, we will get a list of all shell variables, environmental variables, local variables, and shell functions.
Use the `unset` command to remove a variable from your shell environment.
```console
$ MyVar=8472
$ echo $MyVar
8472
$ unset MyVar
$ echo $MyVar
$
```
> You have to use Man or Google to know more about commands flags, in order to solve this exercise!
> Google and Man will be your friends!