Understanding useMemo and useCallback

Understanding useMemo and useCallback

11/11/2022

link

https://www.joshwcomeau.com/react/usememo-and-usecallback/

summary

This blog post introduces and explains the concepts of useMemo and useCallback hooks in React. It starts by discussing the performance optimizations that these hooks can provide by memoizing values and functions. The author then goes on to explain the syntax and usage of useMemo and useCallback, providing code examples and discussing common use cases for each hook. Additionally, the post includes tips and best practices for correctly implementing these hooks and avoiding common pitfalls. Overall, it serves as a comprehensive guide for developers looking to optimize their React applications using the useMemo and useCallback hooks.

tags

react ꞏ javascript ꞏ usememo ꞏ usecallback ꞏ performance optimization ꞏ memoization ꞏ function memoization ꞏ cache optimization ꞏ react hooks ꞏ memoized values ꞏ callback functions ꞏ functional programming ꞏ re-rendering ꞏ state management ꞏ react components ꞏ component optimization ꞏ pure functions ꞏ dependency arrays ꞏ memoized dependencies ꞏ efficient rendering ꞏ react performance ꞏ code optimization ꞏ code efficiency ꞏ code refactoring ꞏ code performance ꞏ software development ꞏ web development ꞏ front-end development ꞏ programming tips ꞏ javascript tips ꞏ react tips ꞏ performance tips