Can you provide a brief example of useMemo and useCallback hooks in React?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: hard

标签: Senior Full-Stack

参考答案摘要

useMemo returns a memoized value, preventing unnecessary calculations if the inputs don't change. The useCallback memoizes a function to avoid redefining it on each render, which can be helpful w...

本题提供 STAR 原则详细解答和技术解析，登录匠人学院学习中心即可查看完整答案。