ID(1)                                                     User Commands                                                    ID(1)



NAME
       id - print real and effective user and group IDs

SYNOPSIS
       id [OPTION]... [USERNAME]

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

       -a     ignore, for compatibility with other versions

       -Z, --context
              print only the security context of the current user

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

       -G, --groups
              print all group IDs

       -n, --name
              print a name instead of a number, for -ugG

       -r, --real
              print the real ID instead of the effective ID, with -ugG

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

       --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
       Report id bugs to bug-coreutilsATgnu.org
       GNU coreutils home page: <http://www.gnu.org/software/coreutils/>;
       General help using GNU software: <http://www.gnu.org/gethelp/>;
       Report id translation bugs to <http://translationproject.org/team/>;

COPYRIGHT
       Copyright   (C)   2010   Free   Software   Foundation,   Inc.    License   GPLv3+:   GNU   GPL   version   3   or   later
       <http://gnu.org/licenses/gpl.html>;.
       This is free software: you are free to change and redistribute it.  There is NO WARRANTY, to the extent permitted by law.

SEE ALSO
       The full documentation for id is maintained as a Texinfo manual.  If the info and id programs are properly  installed  at
       your site, the command

              info coreutils 'id invocation'

       should give you access to the complete manual.



GNU coreutils 8.5                                         November 2010                                                    ID(1)