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React Fast Compare

react-fast-compare

Fastest deep equal comparison for React. Great for React.memo & shouldComponentUpdate. Also really fast general-purpose deep comparison.

Component Libraries
fast
equal
react
compare
shouldComponentUpdate
deep-equal
react-fast-compare
Component Libraries
javascript
npm
Documentation GitHub npm
Stars
1.7k
Weekly
0
Open issues
13
Bundle
~60 kB

Installation

npm install react-fast-compare

Code example

import { Button } from "react-fast-compare";

export function Example() {
  return (
    <div className="flex gap-2">
      <Button>Primary</Button>
      <Button variant="outline">Secondary</Button>
    </div>
  );
}

Pros & cons

Pros

  • Actively maintained by Chris Bolin
  • 0 weekly downloads. Battle tested
  • First-class TypeScript definitions
  • MIT licensed

Considerations

  • Adds roughly ~60 kB to your bundle
  • Needs client-only rendering in SSR frameworks
  • Not supported in React Native
  • 13 open issues on GitHub

FAQs

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