EXPOSE

https://docs.docker.com/engine/reference/builder/#expose

EXPOSE 80/tcp
EXPOSE 80/tcp

EXPOSE 3000 80 443 22

Related

• EXPOSE
• docker build
• docker run -p
• docker run --publish
• expose:
• docker port
• docker compose port
• portMappings =
• Docker compose https://docs.docker.com/compose/compose-file/compose-file-v3/#expose

See also

• Dockerfile: FROM, RUN, CMD, ENTRYPOINT, WORKDIR, COPY, ADD, USER, ENV, ARG, HEALTHCHECK, hadolint, LABEL, EXPOSE