Tagged with #input-validation

Browse all tags
Flutter TextField Validation: How to work with TextEditingController, Form, and TextFormField

Flutter TextField Validation: How to work with TextEditingController, Form, and TextFormField

12 min read
#dart
#flutter
#input-validation

A tutorial about text input validation, showing how to work with TextField, TextEditingController, Form, TextFormField as well as their tradeoffs.

Flutter: Input Validation with RegExp

Flutter: Input Validation with RegExp

2 min read
#flutter
#dart
#input-validation

Overview of regular expressions (regex). How to implement a Regex validator in Dart and integrate it with Flutter's TextField widget, so that we can validate user input.

Browse all tags

Grow as a Flutter Developer

Join 16K+ Flutter developers who get 2+ high-quality articles every month. Published on Fridays.

No spam, ever. Unsubscribe at any time.