docker build 报错“docker build“ requires exactly 1 argument. See ‘docker build --help‘.

刚开始学Docker ,很多命令还不熟悉,在用Dockerfile创建文件的时候报了一个错,只是疏忽了,还是要把错误记录一下,以防下次再犯

"docker build" requires exactly 1 argument.
See 'docker build --help'.

Usage:  docker build [OPTIONS] PATH | URL | -

Build an image from a Dockerfile

docker build 报错“docker build“ requires exactly 1 argument. See ‘docker build --help‘.

原来错误是最后没有加. 一定要注意最后面有个点

docker build -f /mydocker/Dockerfile -t lhx/centos .

docker build 报错“docker build“ requires exactly 1 argument. See ‘docker build --help‘.

OK解决!