How to get list of users not in a particular group - unix aix -

i trying retrieve list of users not present in particular group.

we trying validate application user credentials through unix aix server , user should present in particular group. now, need list of users not in group (for our testing various test scenarios).

i tried below command list users in group.

"lsgroup -a users groupname"

please me how use not ! operator above command or let me know if there other way users not in group.

--suriya

the easiest way string couple of commands. following example list users not in specific group.

lsuser -a groups | grep -v $group |awk '{print $1}'|sort