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How to use Flutter Hooks

Blog post from LogRocket

Post Details
Company
Date Published
Author
Chidume Nnamdi
Word Count
1,953
Language
-
Hacker News Points
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Summary

Flutter Hooks, inspired by React Hooks, are introduced to the Flutter framework to streamline widget lifecycle management and enhance code-sharing by minimizing duplicates. The flutter_hooks library offers a set of built-in hooks such as useState, useEffect, and useMemoized, which facilitate local state management, data fetching, and performance optimization, respectively. By adopting Flutter Hooks, developers can write cleaner and more maintainable code without the need for StatefulWidgets, thus simplifying the codebase and improving maintainability. Additionally, flutter_hooks supports the creation of custom hooks, allowing for further customization and functionality in Flutter applications. The useState hook, for example, helps manage local state in a more concise manner, while useEffect handles side effects like stream subscriptions and HTTP requests, ensuring they are properly disposed of when a widget is no longer in use. The useMemoized hook optimizes performance by caching complex object instances, and custom hooks can be created using function or class methods to extend functionality further.