# id
> Display current user and group identity.
- Display current user id (UID), group id (GID) and groups of which you are a member:
`id`
- Display the current user identity as a number:
`id -u`
- Display the current group identity as a number:
`id -g`
- Display an arbitrary user's id (UID), group id (GID) and groups of which they are a member:
`id {{username}}`