Justin Ma 1235d516a5
Add examples for env,let-env,rm,touch and date list-timezone (#4531)
* feat: update #4518, add examples for env,let-env,rm,touch and date list-timezone

* fix typo

* update example for `date list-timezone` command
2022-02-18 18:19:37 +02:00
..
2022-02-07 14:54:06 -05:00
2022-02-07 14:54:06 -05:00
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