JavaScript से QR कोड जनरेट करें

const QRCode = require('qrcode')

// Generate QR code as data URL
const dataUrl = await QRCode.toDataURL('https://qrcode.fun')
console.log(dataUrl)

// Generate QR code as file
await QRCode.toFile('./qrcode.png', 'https://qrcode.fun', {
  width: 300,
  margin: 2,
  color: {
    dark: '#1A2B3C',
    light: '#FFFFFF'
  }
})

import QRCode from 'qrcode'

const canvas = document.getElementById('canvas')
await QRCode.toCanvas(canvas, 'https://qrcode.fun', {
  width: 256,
  margin: 2,
  color: {
    dark: '#1A2B3C',
    light: '#FFFFFF'
  }
})

import QRCodeStyling from 'qr-code-styling'

const qrCode = new QRCodeStyling({
  width: 300,
  height: 300,
  data: 'https://qrcode.fun',
  image: '/logo.png',
  dotsOptions: {
    color: '#1A2B3C',
    type: 'rounded'
  },
  cornersSquareOptions: {
    color: '#8564C3',
    type: 'extra-rounded'
  },
  backgroundOptions: {
    color: '#FFFFFF'
  }
})

qrCode.append(document.getElementById('qr-container'))
qrCode.download({ extension: 'png' })