Form Validation using user input

I made a video showing how to use FormValidationAction to validate user input. And here are some video links to help you out:
Part 1 demonstrates how to construct a simple form, and Part 2 demonstrates how to add validation and utter the user based on their response. If you have any doubts feel free to add a comment, let me know which kind of tutorials you would like to see in future!
Part 1:
Part 2:

1 Like