How to Copy files in Docker Container

Copy files from a local folder to docker container

docker cp localfolder/.  mycontainer:/test

this command will copy all the files and folders from localfolder to mycontainer's test folder.

To copy a single file you can mention the file name like this.

docker cp localfolder/myfile.txt mycontainer:/test

Copy files from the container to a local folder

docker cp mycontainer:/test/myfile.txt localfolder