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docker exec cli docs: show 2 env vars, not just 1 

This way it's more clear for the reader that the flag can be used
more than once.

Signed-off-by: Andres G. Aragoneses <knocte@gmail.com>
(cherry picked from commit 418dbc4e77)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Andres G. Aragoneses 2021-11-26 22:07:14 +08:00 committed by Sebastiaan van Stijn
parent ee608d2713
commit b0f80daaeb
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8
docs/reference/commandline/exec.md
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@ -69,15 +69,15 @@ $ docker exec -it ubuntu_bash bash
This will create a new Bash session in the container `ubuntu_bash`.
Next, set an environment variable in the current bash session.
Next, set environment variables in the current bash session.
```console
$ docker exec -it -e VAR=1 ubuntu_bash bash
$ docker exec -it -e VAR_A=1 -e VAR_B=2 ubuntu_bash bash
```
This will create a new Bash session in the container `ubuntu_bash` with environment
variable `$VAR` set to "1". Note that this environment variable will only be valid
on the current Bash session.
variables `$VAR_A` and `$VAR_B` set to "1" and "2" respectively. Note that these
environment variables will only be valid on the current Bash session.
By default `docker exec` command runs in the same working directory set when container was created.