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QR Code Generator Javascript

Hey Everyone. Welcome to today’s tutorial. In today’s tutorial, we will learn how to create a QR code generator. This is an intermediate-level JavaScript project.

If you are interested to learn more about such projects, you can check out this playlist here. This playlist consists of more than 100 tutorials. The difficulty level of this project varies from easy to quite difficult. The project is suitable for all kinds of JavaScript learners is JavaScript beginners to JavaScript experts.

Video Tutorial:

If you would like to learn through a video tutorial instead of reading this blog post, you can check out the video down below. Also, subscribe to my YouTube channel where I post new tips tricks and tutorials every alternate day.

Project Folder Structure:

Before we start coding, let us take a look at the project folder structure. We create a project folder called QR code generator. Inside this folder, we have three files .this files are index.html, style.css and script.js. The first file is the HTML document, the next one is the stylesheet, and finally, we have the script file.

HTML:

We begin with the HTML code. HTML code creates the layout and structure of our app. Copy the code below and paste it into your HTML document.

CSS:

Next, we style the app and position various elements and options using CSS. For this copy, the code provided to you below and paste it into your style sheet.

Javascript:

Next we implement functionality using JavaScript implement the functionality using the following steps:

  • Create initial reference
  • Add event listener to set the size
  • Add an event listener to set the background
  • set the foreground colour using an event listener
  • Format the input
  • Add event listener to the submit button
  • Set URL for download
  • Validate the user input
  • function on the Window load
    That’s it for this tutorial. If you face any issues while creating this project, you can download the source code by clicking on the download button below. Also, if you have any query suggestions or feedback comment below.
    Happy coding
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