https://github.com/tharunoptimus/qrcode-generator-api

Generate QR code like a pro with this Express API 👩‍💻
https://github.com/tharunoptimus/qrcode-generator-api

express qrcode

Last synced: 16 days ago
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Generate QR code like a pro with this Express API 👩‍💻

• Host: GitHub
• URL: https://github.com/tharunoptimus/qrcode-generator-api
• Owner: tharunoptimus
• Created: 2021-08-08T07:04:53.000Z (over 3 years ago)
• Default Branch: main
• Last Pushed: 2021-08-08T07:52:02.000Z (over 3 years ago)
• Last Synced: 2024-11-11T08:47:49.477Z (3 months ago)
• Topics: express, qrcode
• Language: JavaScript
• Homepage: https://qr.up.railway.app/?data=meow
• Size: 2.93 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# QR Code Generator

## Install

`npm install` to install dependencies.

## Run

`npm start` to start the server.

## Info

- Similar to Google Charts API for QR code

- Gets the Parameter for the string (`data`) and size (`size`) from the URL.

- Uses [qrcode](https://www.npmjs.com/package/qrcode) for the QR code generation.

- Creates a Buffer with the QR code data url.

- Sends the Buffer image with `res.writeHead()`

## Example

- In the development server load this URL to get the QR Code

    [`localhost:3003/?data=meowman&size=100`](localhost:3003/?data=meowman&size=100)

- The Query Parameters

    - `data`: The string to generate

    - `size`: The size of the QR code (optional - default is 200px)

    - `ec`: The error correction level (optional - default is 'L')

## Enjoy!