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Flutter Forms Validation — the Ultimate Guide

You’ve joined an innovative new company called Prestige Worldwide to create their app using Flutter. It’s a great app that lets your users register with their email address and password. You release the app to great fanfare, it goes viral and 10,000 people register on day one.

Fortune and fame await you! Sounds good so far? Not so fast, cowboy.

It turns out that half of your users gave you email addresses like “none of your business” and “you can’t have my email”. The other half have passwords so weak they’re bound to be…



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Rap Payne

Twitter: @Rap_Payne. Mobile and Web app developer. Consultant, trainer, author of “Beginning App Development with Flutter” (http://bit.ly/flutter_book).