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How to Get Screen Width and Height in JavaScript 📌[All Method]️

It’s also a question How to Get Screen Width and Height in JavaScript? What should you do if you come across a code error! Let’s get started on fixing it.
Question: What is the best way to approach this problem? Answer: Check out this blog code to learn how to fix errors How to Get Screen Width and Height in JavaScript. Question: “What should you do if you run into code errors?” Answer:”You can find a solution by following this blog.

Viewport generally refers to the space we have available in a browser window.

The viewport width and height can be found through the window and document variables.

const width = window.innerWidth 
           || document.documentElement.clientWidth
           || document.body.clientWidth;
const height = window.innerHeight
           || document.documentElement.clientHeight
           || document.body.clientHeight;

The values for width and height above will be the width and height of the usable area in the browser window.

Do note that this is a solution for targeting only modern browsers (nothing under IE8).

To target older browsers, we will have to alter how we access clientWidth.

const body = document.getElementsByTagName('body')[0];
const x = window.innerWidth 
       || document.documentElement.clientWidth
       || body.clientWidth;
const y = window.innerHeight
       || document.documentElement.clientHeight
       || body.clientHeight;

Now you learned, How you can use & How to Get Screen Width and Height in JavaScript.
Now you can solve your code error in less than a minute.

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