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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.
@Toisen:
String.replaceAllis currently not a standard Javascript function and will return an error in Node.js (see https://node.green/#ESNEXT-candidate--stage-3---String-prototype-replaceAll).It may have been implemented in Chrome and will work in your browser console, but nowhere else.
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