how to run docker on ubuntu code example

Example 1: how to install docker ubuntu

sudo apt-get update
sudo apt-get upgrade
sudo apt install docker.io
systemctl start docker
systemctl enable docker
docker --version

Example 2: how to start docker in ubuntu

systemctl start docker
# to start docker from terminal

Example 3: docker run ubuntu container

docker run -it ubuntu

Example 4: apt install docker

$ sudo apt-get remove docker docker-engine docker.io containerd runc