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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.
but when looking at the test cases at the bottom, it is clear enough I feel.
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I feel the example gives the idea that you need to include a '+'. It's not very clear
I agree. The example gives the idea that you need to include a '+'. It's not very clear
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so smart using objects - definitely knocks off a few lines of code