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.
Did you read the error message? This is the test your code fails:
Try in your IDE calling your function
hello()
and see what happens there.This comment is hidden because it contains spoiler information about the solution
your code is attempting to apply
.includes()
to the given input for this case, but this input does not support that methodВ IDE все тесты пройдены. Сдесь пишет - Cannot read properties of null (reading 'includes'). Что это значит?