GROUPS(1) User Commands GROUPS(1)NAME
groups - display current group names
SYNOPSIS
groups [user]
DESCRIPTION
The groups command displays the current group names or ID values. If
the value does not have a corresponding entry in /etc/group, the value
will be displayed as the numerical group value. The optional user
parameter will display the groups for the named user.
NOTE
Systems which do not support concurrent group sets will have the
information from /etc/group reported. The user must use newgrp or sg to
change his current real and effective group ID.
FILES
/etc/group
Group account information.
SEE ALSOnewgrp(1), getgid(2), getgroups(2), getuid(2).
shadow-utils 4.1.5.1 05/25/2012 GROUPS(1)