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GROUPS(1) User Commands GROUPS(1)
groups - print the groups a user is in
groups [OPTION]... [USERNAME]...
Print group memberships for each USERNAME or, if no USERNAME is speci-
fied, for the current process (which may differ if the groups database
--help display this help and exit
output version information and exit
Written by David MacKenzie and James Youngman.
Report groups 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 groups translation bugs to <http://translationproject.org/team/>
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.
The full documentation for groups is maintained as a Texinfo manual.
If the info and groups programs are properly installed at your site,
info coreutils 'groups invocation'
should give you access to the complete manual.
GNU coreutils 8.4 July 2014 GROUPS(1)