docker tag

[root@docker nginx]# docker tag -h
Flag shorthand -h has been deprecated, please use —help
Usage: docker tag SOURCE_IMAGE[:TAG] TARGET_IMAGE[:TAG]
Create a tag TARGET_IMAGE that refers to SOURCE_IMAGE

  1. [root@docker nginx]# docker tag nginx:v1.17.6  liweiming0611/nginx:v1.17.6 
  2. [root@docker nginx]# 
  3. [root@docker nginx]# docker images 
  4. REPOSITORY            TAG                 IMAGE ID            CREATED             SIZE
  5. cd                    latest              2acb7d4366b0        16 minutes ago      126MB
  6. nginx                 v1.17.6             2acb7d4366b0        16 minutes ago      126MB
  7. liweiming0611/nginx   v1.17.6             2acb7d4366b0        16 minutes ago      126MB
  8. debian                buster-slim         e1af56d072b8        2 days ago          69.2MB
  9. auto-jenkins          latest              d83c74abb6ca        7 weeks ago         734MB
  10. docker                latest              cf85f29ec76f        2 months ago        216MB
  11. tomcat                latest              882487b8be1d        2 months ago        507MB
  12. centos                6                   d0957ffdf8a2        9 months ago        194MB
  13. centos                latest              9f38484d220f        9 months ago        202MB
  14. [root@docker nginx]#