react-qrcode

ReactQRCode

🤳 A React component for QR code generation with qrcode

Demo

Usage

// Component
import ReactDOM from 'react-dom'
import { QRCode } from 'react-qrcode'

ReactDOM.render(<QRCode value="https://www.1stg.me" />)

// hooks
import { useQRCode } from 'react-qrcode'

export const App = () => {
  const [value, setValue] = useState('https://www.1stg.me')
  const dataUrl = useQRCode(value)
  return (
    <>
      <div>dataUrl: {dataUrl}</div>
      <img src={dataUrl} />
      <input onChange={e => setValue(e.currentTarget.value)} />
    </>
  )
}

Available Props

| prop | type (range) | default value | | ---------------------- | ------------------------------------------------------------------ | ------------------------------------------- | --- | | version | number (1-40) | N/A | | errorCorrectionLevel | String ('low', 'medium', 'quartile', 'high', 'L', 'M', 'Q', 'H') | 'M' | | maskPattern | number (0-7) | N/A | | toSJISFunc | Function | N/A | | margin | number | 4 | | scale | number | 4 | | width | number | N/A | | color | { dark: string; light:string } | { dark: '#000000ff', light: '#ffffffff' } | | type | string ('image/png', 'image/jpeg', 'image/webp') | 'image/png' | | quality | number(0-1) | 0.92 | | value | string | Array<{ data: string; mode?: string }> | N/A |

Changelog

Detailed changes for each release are documented in CHANGELOG.md.

License

MIT © [e-mail]