Provided by: coreutils_8.13-3ubuntu3_amd64
id - print real and effective user and group IDs
id [OPTION]... [USERNAME]
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.
Written by Arnold Robbins and David MacKenzie.
Report id bugs to firstname.lastname@example.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 © 2011 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.
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.