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.
Damn this makes me feel stupid hahaha
the Chars type that
chars()returns implements the Iterator trait. So you should be able to filter right offchars().