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unset: clarify example with no options (#4126)

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jn64 2020-07-06 04:50:40 +08:00 committed by GitHub
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pages/linux/unset.md
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@ -2,9 +2,13 @@
> Remove shell variables or functions.
- Remove the variable `foo`, or if the variable doesn't exist, remove the function `foo`:
`unset {{foo}}`
- Remove the variables foo and bar:
`unset {{foo}} {{bar}}`
`unset -v {{foo}} {{bar}}`
- Remove the function my_func: