QR Code

QR Code encoder and renderer. Demo.

Basic Usage

import QRCode

qrCode : Html msg
qrCode =
    let
        resultQRCode = QRCode.toSvg "Hello world"

    in
        case resultQRCode of
            Result.Ok view -> view
            Result.Err err -> Html.text (toString err)

If you would like more functionalities, please open an issue on github.

Changelog

• 1.1.0
  • Add toSvgWithECLevel;
  • Expose ECLevel;
  • Thanks again @joshmh!
• 1.0.2
  • Fix bit to byte conversion bug. Thanks @joshmh!
• 1.0.1
  • Refactored encoder to use bitwise operations instead of string manipulation;
  • Refactored matrix to use bitwise operations instead of string manipulation;
  • Dropped ParseInt dependence;
  • Perfomance improvements.

Thanks

Thank you Carolyn Eby, for creating this great tutorial on how QR Code works.

Thank you Evan for bringing joy to the frontend.