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.
I marked this as spoiler for you; please remember to mark code like that in the future ;)
This comment is hidden because it contains spoiler information about the solution
Sorry can someone please explain why (array.pop() || []).reverse()) is used? specifically why is there the '|| []'?
thanks so much
I am confused about this as well