What are the problems of using render props with PureComponent?
What are the problems of using render props with PureComponent?
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
分类: performance, patterns
标签: PureComponent, render props, referential equality
参考答案摘要
TL;DR Creating a new function inside render() breaks PureComponent optimizations because shallow comparison sees a new function reference every render. Why it happens PureComponent uses shallow prop c...
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