add a user to a group linux code example
Example 1: ubuntu add user to group
sudo usermod -a -G group username
Example 2: add user to group
usermod -a -G examplegroup exampleusername
Example 3: linux add user to group
# Change the primary group a user is assigned to, note the -g here.
# When you use a lowercase g, you assign a primary group. When you
# use an uppercase -G you assign a new secondary group.
usermod -g groupname username
Example 4: linux add user to group
# add user to additional group
usermod -G groupname username
Example 5: linux list user group
groups [user name]
# [user name] : (optionnal) the user to list the group of
# default is the one executing the command.
Example 6: how to create a user and add it to a group in linux
useradd -G examplegroup exampleusername