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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.
For "real world use", I think a string without an hash should be tested as well:
check('www.codewars.com', 'www.codewars.com')This comment is hidden because it contains spoiler information about the solution
ROTFL!
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Crazy initialization by 9007199254740992 ... 😆
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I like this solution. Few and performant code! Well done.
I like it.
Nevertheless one should notice that substr() is marked as deprecated:
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/substr