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.
abc and num can be one thing, I think, like this>
Accepted_Chars = 'abcdefghijklmnopqrstuvwxyz0123456789'
Don't post code without the spoiler flag or anyone can see it. I have added the flag to your comment.
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