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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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Why use a
map
here?The same thing could have been achieved with a
forEach
or afor...of
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In JS, an array is more-or-less an object with numbers as keys. So this answer is doubly redundant.
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Are you using Test.assertEquals() or Test.assertSimilar()?