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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.
Yeah. He isn't storing or using the array
.map
creates. Just iterating over it to conditionally incrementi
. So that's why I asked why he used.map
and not.forEach
Why
.map
and not.forEach
?