QR코드 생성기 - 커스텀 QR코드 만들기 온라인

import QRCodeStyling from 'qr-code-styling';

// Basic QR code
const qrCode = new QRCodeStyling({
  width: 300,
  height: 300,
  data: 'https://example.com',
  dotsOptions: {
    color: '#000000',
    type: 'rounded',
  },
  backgroundOptions: {
    color: '#ffffff',
  },
  qrOptions: {
    errorCorrectionLevel: 'M',
  },
});

// Append to DOM
qrCode.append(document.getElementById('canvas'));

// Download as PNG
qrCode.download({ name: 'qr-code', extension: 'png' });

// Generate WiFi QR code string
function generateWiFiQR(ssid, password, encryption = 'WPA', hidden = false) {
  const escape = (str) => str.replace(/([\\;,:"'])/g, '\\$1');
  return `WIFI:T:${encryption};S:${escape(ssid)};P:${escape(password)};H:${hidden};;`;
}

// Generate vCard QR code string
function generateVCardQR({ firstName, lastName, phone, email, org }) {
  return [
    'BEGIN:VCARD',
    'VERSION:3.0',
    `N:${lastName};${firstName};;;`,
    `FN:${firstName} ${lastName}`,
    phone && `TEL:${phone}`,
    email && `EMAIL:${email}`,
    org && `ORG:${org}`,
    'END:VCARD',
  ]
    .filter(Boolean)
    .join('\n');
}