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How to initialize state using React Hooks

Blog post from LogRocket

Post Details
Company
Date Published
Author
Ohans Emmanuel
Word Count
2,614
Language
-
Hacker News Points
-
Summary

The article explores the state initializer pattern in React, a design pattern that helps manage the initial state of custom hooks and allows resetting it to the initial state, while also enabling side effects post-reset. It highlights how this pattern provides flexibility by allowing consumers of a custom hook to set and reset the initial state as desired, with the option to perform additional operations after a reset. The implementation involves passing an initial state to the useState hook, exposing a reset function, and triggering side effects using useEffect with a dependency that changes upon reset. The article also touches on alternative state-resetting techniques such as using the React key property and discusses the benefits of lazy initialization to optimize component rendering. This comprehensive explanation is supplemented by code examples and practical advice on implementing these patterns to create reusable and efficient React components.