Why do components re-render even when props “look the same”?

Why do components re-render even when props “look the same”?

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: medium

标签: interviewbit, react, topic-specific, javascript, frontend

参考答案摘要

A component can re-render even if props appear the same because React checks references , not deep equality. For primitive values like numbers or strings, this usually isn’t an issue. But for objects,...

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