Loading collection data...
Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
You are only returning a name cause your aren't collecting the names. When you return z, you only retrieve the very last value of it.
However, the "return z" expression is within the for cicle and it's executed in the first iteration.
Hope help you!
You return at the very first iteration, and the first name is Bart in the tests.