Tech Tutorial: Learning React.js for Single-Page Web Applications – Episode 09: The React Virtual DOM

React.js allows developers to create extremely complex user interfaces and with that complexity comes performance hits. In order to mitigate performance issues that arise when complex JavaScript is executed in a user’s browser while at the same time manipulating the HTML DOM at the same time, React.js uses what is called a “Virtual DOM”.

In this video, we dive into how the React.js virtual DOM works and why it is important to the performance of React.js in users’ browsers.

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