Manual: gnuid

ID(1)							User Commands						       ID(1)

NAME
       id - print real and effective user and group IDs

SYNOPSIS
       id [OPTION]... [USER]...

DESCRIPTION
       Print user and group information for each specified USER, or (when USER omitted) for the current process.

       -a     ignore, for compatibility with other versions

       -Z, --context
	      print only the security context of the process

       -g, --group
	      print only the effective group ID

       -G, --groups
	      print all group IDs

       -n, --name
	      print a name instead of a number, for -u,-g,-G

       -r, --real
	      print the real ID instead of the effective ID, with -u,-g,-G

       -u, --user
	      print only the effective user ID

       -z, --zero
	      delimit entries with NUL characters, not whitespace; not permitted in default format

       --help display this help and exit

       --version
	      output version information and exit

       Without any OPTION, print some useful set of identified information.

AUTHOR
       Written by Arnold Robbins and David MacKenzie.

REPORTING BUGS
       GNU coreutils online help: 
       Report any translation bugs to 

SEE ALSO
       Full documentation 
       or available locally via: info '(coreutils) id invocation'

       Packaged by Ubuntu (9.7-3ubuntu2)
       Copyright © 2025 Free Software Foundation, Inc.
       License GPLv3+: GNU GPL version 3 or later .
       This is free software: you are free to change and redistribute it.
       There is NO WARRANTY, to the extent permitted by law.

GNU coreutils 9.7					January 2026						       ID(1)