Create QR Code Generator — in 1 line of code Using NodeJs
QR codes are often used to tune records approximately merchandise in a delivery chain and — due to many smartphones having integrated QR readers — they’re regularly utilized in advertising, marketing, and marketing campaigns.
In this article, you will learn how to create a NodeJS program that will generate QR Codes and convert them to images.
Prerequisites:
You must have NodeJs Installed on your PC
Basic Knowledge of NodeJS
Initializing Project
- First, create an empty folder and open it with VSCode.
- Open Terminal in VSCode.
- Enter the command
npm init -y
in the terminal to initialize an empty NodeJS project. - Install an npm package required to create QRCodes:
npm i qrcode
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Writing The Program
First, we will import the qrcode
library and path module into our project.
Then we will use QRCode.toFile
method which will get your data and will render it as QRCode Image and will save it on your specified path.
This was our QRCode Generator in almost a single line of code.
This library can also render the QR Code in the terminal and on HTML Canvas.
Read more about it here…
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