From 33e051d4f6fa75eabc65d0a3c79249b832376f18 Mon Sep 17 00:00:00 2001 From: will-chow Date: Wed, 5 Oct 2022 15:23:12 -0400 Subject: [PATCH] Update-UNDERSTANDING-ENV-md --- Creating-dockerFile/USING-ENV.md | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/Creating-dockerFile/USING-ENV.md b/Creating-dockerFile/USING-ENV.md index 13eb4fa..5ed7c89 100644 --- a/Creating-dockerFile/USING-ENV.md +++ b/Creating-dockerFile/USING-ENV.md @@ -1,8 +1,10 @@ # UNDERSTANDING ENV About environment variables when docker starts -* FROM ubuntu -* RUN apt-get-update -* ENV workdir=/root/ -* WORKDIR=$workdir -**Created an environment variable for workdir.** +```dockerfile +FROM ubuntu +RUN apt-get-update +ENV workdir=/root/ +WORKDIR ${workdir} # WORKDIR /root/ +# Created an environment variable for workdir +``` \ No newline at end of file