Linux Commands Reference - Complete Linux Command Guide
Comprehensive Linux command reference with 150+ commands. Search, filter by category, and view detailed usage examples.
id
Show user and group information
Syntax
id [OPTION]... [USERNAME]Common Options
-uShow only user ID-gShow only group ID-GShow all group IDs-nShow name instead of ID-rShow real IDCommon Examples
idShow current user info
id usernameShow specified user info
id -uShow user ID only
id -unShow username
id -GnShow all group names
id -gShow primary group ID
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