You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
|
|
|
|
|
#FROM ubuntu
|
|
|
|
|
|
#CMD echo "This is a test." | wc -
|
|
|
|
|
|
# wc 命令：计算指定文件(文本)的行数、字数，以及字节数
|
|
|
|
|
|
|
|
|
|
|
|
#注意：docker run 启动容器后，输出一行内容之后，容器即退出。因为 CMD 中的命令是非阻塞命令。
|
|
|
|
|
|
|
|
|
|
|
|
FROM ubuntu
|
|
|
|
|
|
CMD ["/usr/bin/wc","--help"]
|
