how to find unique lines in bash

Hi experts,

Sample file sample.txt

would like to get unique lines in bash, pls note..1st and 2nd lines are actually same content but values are swapped.
but would like to find and get below output. Is it possible to achieve in few lines pls?


Thanks in advance
Who is Participating?

[Product update] Infrastructure Analysis Tool is now available with Business Accounts.Learn More

I wear a lot of hats...

"The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.

perl -F, -ane 'print if !$u{join",",sort @F}++' < sample.txt

Experts Exchange Solution brought to you by

Your issues matter to us.

Facing a tech roadblock? Get the help and guidance you need from experienced professionals who care. Ask your question anytime, anywhere, with no hassle.

Start your 7-day free trial
while read line ; do
  u=`echo "${line//,/
}" | sort`
    [ ${!v} ] || echo $line
  declare $v=1
done < sample.txt
enthuguyAuthor Commented:
Thanks very much!
It's more than this solution.Get answers and train to solve all your tech problems - anytime, anywhere.Try it for free Edge Out The Competitionfor your dream job with proven skills and certifications.Get started today Stand Outas the employee with proven skills.Start learning today for free Move Your Career Forwardwith certification training in the latest technologies.Start your trial today
Shell Scripting

From novice to tech pro — start learning today.