Have you checked first that s is indeed a string?

Invalid input ( undefined / null / integer ) should return an empty string

TypeError: s.split is not a function at sortVowels, Why i am getting type error while using .split

Same s***
Did you perhaps understand what the point was there?

What do you mean?

i Get the same array values with different index order..

It means you're in top X % of all users.

thanks for the attention. can you ellobrate it please

That means you're in a smaller upper group.

For every question i solve, Honor Percentile decresses. Why?

aghhh failing for remaining 6 tests....but can't see why