Docker Copy directory using ADD and COPY commands

Docker Copy directory using ADD and COPY commands
$ vim Dockerfile
FROM centos:7.4.1708
RUN mkdir /mydata
COPY myfiles /mydata/myfiles
ADD myfiles2 /mydata/myfile2

sudo docker build -t myimage1 .
sudo docker run -itd --name mycontainer myimage1
sudo docker ps
sudo docker exec -it e89db4565fea /bin/bash

[mayureshpatilvlogs]

when to use add and when to use copy command as both are doing similar task