What is React JS and Virtual DOM

What is React JS and Virtual DOM
What is React JS and Virtual DOM. React JS React is a JavaScript library created by Facebook React is a User Interface (UI) library React is a tool for building UI components It also uses the concept called Virtual DOM, creates an in-memory data structure cache and then updates the browser’s displayed DOM efficiently. One of the unique features of React.js is not only it can perform on the client side, but it can also be rendered on the server side. Virtual DOM When you start learning React, the first concept to understand is Virtual DOM. But before we jump into Virtual DOM, let's see what is DOM itself. “The Document Object Model (DOM) is a programming interface for HTML and XML documents. ... It is the structure representation of all nodes in HTML document Once the virtual DOM has updated, then React compares the virtual DOM with a virtual DOM snapshot that was taken before the update finds out exactly which virtual DOM objects have changed. This process is called — diffing JSX = JavaScript + XML. -~-~~-~~~-~~-~- Please watch: "How to buy a domain name from GoDaddy 2019" https://www.youtube.com/watch?v=ULV2vE1Ptio How to make a calling app in android https://www.youtube.com/watch?v=8VHRLWDmaHo How to create drawing android app in mit app inventor 2 https://www.youtube.com/watch?v=FimKlZH6Lkg How to make android calculator app using mit app https://www.youtube.com/watch?v=W39tJVxbvSM How to upload android app in google play store https://www.youtube.com/watch?v=KIPf9pBi89k how to create camera app in mit app inventor 2 https://www.youtube.com/watch?v=o-bYys8v9g4 How to create first android app in mit app inventor https://www.youtube.com/watch?v=pZWdFEzCZP0 -~-~~-~~~-~~-~- How to create an app for free using your mobile phone 2019 https://youtu.be/VxmK-giIyGA How to delete history in google chrome 2019 android https://youtu.be/2YJqas7Dwno how to create camera app in mit app inventor 2 https://youtu.be/o-bYys8v9g4 how to redirect http to https in Wordpress website https://youtu.be/dLrsJboGzRg How to install wordpress in xampp step by step https://youtu.be/YdwMhXX-FLE?list=PL7sbjUYIdF3Ueka8gN7sNX8VoBKoBYSFJ How to add youtube video to wordpress website https://youtu.be/YdwMhXX-FLE?list=PL7sbjUYIdF3Ueka8gN7sNX8VoBKoBYSFJ how to create child theme in WordPress 2019 https://youtu.be/zM-CT9wFtw8?list=PL7sbjUYIdF3Ueka8gN7sNX8VoBKoBYSFJ sdfhfdghjhjlqwerqwes werte qwexvnkl
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