QR code example. QR (Quick Response) code is a matrix (two-dimensional) barcode that is optically machine-readable. It is widely used for a variety of purposes. Shown here is an example of a QR code symbol where content string QR code,version 3,EC level Q is coded using version 3 and error correction level Q | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Giphotostock |
Taille de l’image : | 4300 px × 4300 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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