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Make it clear that env vars must be simple

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Closes #20169

Signed-off-by: Doug Davis <dug@us.ibm.com>
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Doug Davis 2016-02-08 17:50:59 -08:00
parent d6870238e3
commit d579490b2b
1 changed files with 2 additions and 1 deletions
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3
docs/reference/commandline/run.md
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@ -220,7 +220,8 @@ system's interfaces.
$ docker run -e MYVAR1 --env MYVAR2=foo --env-file ./env.list ubuntu bash
This sets environmental variables in the container. For illustration all three
This sets simple (non-array) environmental variables in the container. For
illustration all three
flags are shown here. Where `-e`, `--env` take an environment variable and
value, or if no `=` is provided, then that variable's current value is passed
through (i.e. `$MYVAR1` from the host is set to `$MYVAR1` in the container).