how to run command in running docker container code example

Example 1: docekr enter container

docker exec -it [container-id] bash

Example 2: how to bash into docker container

docker exec -it nginx /bin/bash

Example 3: docker exec bash

//For executing commands in the container
docker exec -it <CONTAINER_NAME> bash

Example 4: docker run command on container

sudo docker exec -it <container name> <command>

Example 5: docker how to run existing container

docker start <container-name/ID>