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Library/Frontend/ReactJS – Nền tảng
Medium Pro#react

React PureComponent là gì và khác gì so với Component thông thường?

February 15, 2026

Quick summary

PureComponent automatically optimizes performance by performing a shallow comparison of props and state before deciding to re-render, whereas a regular Component always re-renders when its parent updates. In Functional Components, `React.memo` serves as the equivalent solution.

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