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Creating reactive forms in Flutter

Blog post from LogRocket

Post Details
Company
Date Published
Author
Lewis Cianci
Word Count
2,605
Language
-
Hacker News Points
-
Summary

Capturing user input is a common requirement in app development, and while Flutter makes it straightforward, the complexity increases with the addition of multiple fields and validation requirements. The article discusses creating a registration form in Flutter, initially without using reactive forms and then reimplementing it with reactive forms to highlight their advantages. The form is designed for a "pet hotel" app where users provide details about themselves and their pets, with validation ensuring input correctness. Creating forms manually in Flutter involves managing multiple TextEditingController objects and writing custom validation logic, which can become cumbersome. The article then explores using the flutter_form_builder package, which simplifies the process by reducing boilerplate code, providing built-in validators, and allowing for easier form management. This approach enhances the form-building experience in Flutter, making it more efficient and maintainable.