← React Intermediate Questions - Set 11 Q110

What is tree shaking in React applications?

React Intermediate Questions - Set 11

Example

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import { debounce } from './utils';   // only what is used is bundled
export const debounce = …            // named exports shake better than default objects

What to notice

• Needs `import`/`export` and a production build; side-effectful modules opt out.