Understand Keys, Virtual DOM, Reconciliation, and Diffing in React

Essential concepts for React developers

Haseeb Anwar
Better Programming
Published in
3 min readOct 26, 2021

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Image source: wallpaperaccess

Many developers know how to build complex UIs with React, but few of them know about the internals of React. Learning these concepts is very important in order to use React to its full potential.

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