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tldr/pages/common/qr.md

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# qr
> Generate QR codes in the terminal with ANSI VT-100 escape codes.
> More information: <https://manned.org/qr>.
- Generate a QR code:
`qr "{{data}}"`
- Specify the error correction level (defaults to `M`):
`qr --error-correction {{L|M|Q|H}} "{{data}}"`
- Generate a QR code from the output of another command:
`{{command}} | qr`
- Save the QR code as a PNG image:
`qr "{{data}}" > {{path/to/file.png}}`