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.
explicit is better than implicit.
I don't get it either... I passed all the tests before clicking the Attempt button but then once I cick Attempt, I fail 1 test, of not getting the same results as them. So my failure is same as the one you explained. If you figure this out, please respond to this post. Thanks in advance!
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Can't believe how much time I wasted for not knowing array_column() :)
Passed 10/11: should should return the expected results => Test Failed expected true got false
Pretty sure the tests are bugged, cause the actual results match up with the expected
EDIT: never mind, looked at solutions and the first one is working correct.. don't get it