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Fix incorrect example in "dockerfile best practices" 

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
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Sebastiaan van Stijn 2019-03-08 00:57:32 +01:00
parent 2ee6341348
commit c6af9fd588
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1 changed files with 2 additions and 3 deletions
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develop/develop-images/dockerfile_best-practices.md
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@ -541,11 +541,10 @@ FROM alpine
ENV ADMIN_USER="mark" ENV ADMIN_USER="mark"
RUN echo $ADMIN_USER > ./mark RUN echo $ADMIN_USER > ./mark
RUN unset ADMIN_USER RUN unset ADMIN_USER
CMD sh
``` ```
```bash ```bash
$ docker run --rm -it test sh echo $ADMIN_USER $ docker run --rm test sh -c 'echo $ADMIN_USER'
mark mark
``` ```
@ -567,7 +566,7 @@ CMD sh
``` ```
```bash ```bash
$ docker run --rm -it test sh echo $ADMIN_USER $ docker run --rm test sh -c 'echo $ADMIN_USER'
``` ```