Merge pull request #16 from Xeonacid/patch-1

update unset
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Firmy Yang 2019-01-27 21:31:00 +08:00 committed by GitHub
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@ -492,7 +492,7 @@ $ set
... ...
``` ```
使用命令 `unset` 可以清楚环境变量: 使用命令 `unset` 可以清变量:
```text ```text
unset $变量名 unset $变量名