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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.
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Hi! Thanks for the replies. Yes, I did try looking through the documentation online. I saw a few different ways of approaching the problem, but some of them involved code that I haven't learned about yet. I tried rearranging my if/else if statements and that did the trick...
Have you tried to search for documentation online? Just something like "check empty array JavaScript", "check null array JavaScript"?
You're doing it wrong. Try reading the posts below.
P.S.: your current code works.
Apparently, a lot.
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