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tldr/pages/common/qr.md
Starbeamrainbowlabs 7916181b6e qr: add page (#3769) 
* qr: add page

* Update qr.md
2020-01-20 21:58:38 +01:00

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qr

Generate QR codes in the terminal with ANSI VT-100 escape codes. More information: https://github.com/lincolnloop/python-qrcode/.

  • Generate a QR code:

echo "{{data}}" | qr

  • Specify the error correction level (defaults to M):

echo "{{data}}" | qr --error-correction={{L|M|Q|H}}