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.
What difference does that make? the input isn't nullable and the method Replace works fine with an empty string.
Man, seriously, thanks for your comment! It's a information so interesting! I really had no idea about that.
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