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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.
doesn't work anymore
Wow, new method, thanks!
!is a regular character in JS regex, but?is a special character (the "zero or one" quantifier in this specific instance) which has to be escaped./!/g how did it work without scaping like this /?/g
same idea but not a one liner
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I did some reseach on the concat method and it all makes since now. Wow, you learn something new every day (mind blown)!
w3schools is not a very reliable source, better use MDN.
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution
This comment is hidden because it contains spoiler information about the solution
This is too scary for a newbie like me.
Love this one!
I forgot that method exist, lol.
Use something like this
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