How to use different types of variables in GitLab (From Scratch)

***********How to use different types of variables in gitlab**************
Some Predefined variables:-
- echo "$CI_JOB_ID"
- echo "$CI_COMMIT_REF_NAME"
- echo "$CI_COMMIT_TAG"
- echo "$CI_COMMIT_REF_SLUG"
- echo "$CI_JOB_STAGE"
- echo "$CI_JOB_NAME"
- echo "$CI_REPOSITORY_URL"
- echo "$CI_PIPELINE_TRIGGERED"
- echo "$CI_JOB_MANUAL"
- echo "$CI_JOB_TOKEN"
- echo "$CI_RUNNER_ID"
- echo "$CI_RUNNER_TAGS"
- echo "$CI_RUNNER_VERSION"
- echo "$CI_PIPELINE_ID"
- echo "$CI_REGISTRY_USERNAME"
- echo "$CI_REGISTRY_PASSWORD"
- echo "$CI_PROJECT_DIR"
- echo "$CI_PROJECT_ID"
- echo "$CI_PROJECT_NAME"
- echo "$CI_PROJECT_PATH"
- echo "$CI_PROJECT_URL"
- echo "$CI_REGISTRY"
- echo "$CI_REGISTRY_IMAGE"
- echo "$CI_SERVER"
- echo "$CI_SERVER_NAME"
- echo "$CI_SERVER_VERSION"
- echo "$GITLAB_USER_ID"
- echo "$GITLAB_USER_LOGIN"
- echo "$GITLAB_USER_NAME"
- echo "$GITLAB_FEATURES"
- echo "$CI_PROJECT_TITLE"
- echo "$CI_PAGES_DOMAIN"

[freeidol]

Thanks for your very beginner-friendly tutorial. I am new to docker + CI/CD and it helps me a lot.
Look forward to see more your helpful content soon.

[balakrishnag]

Thank you very much, please do more videos on git lab

[kirankumarsukumar]

How do i use a gitlab variable with dots and square brackets ?. Kindly help

[aartikulkarni]

Its not best practice right to use aws secrets in variables, instead we can use gitlab runner