QR code (abbreviated from Quick Response Code) is the trademark for a type of matrix barcode (or two-dimensional barcode) first designed in 1994 for the automotive industry in Japan.[1] A barcode is a machine-readable optical label that contains information about the item to which it is attached. In practice, QR codes often contain data for a locator, identifier, or tracker that points to a website or application. A QR code uses four standardized encoding modes (numeric, alphanumeric, byte/binary, and kanji) to store data efficiently; extensions may also be used.[2]<LF>sdfgksjdflkgjsdkfgiotmbx,cmvbofghjoaasdfaERYYKLLDFGSDFFFFFFFFFFFFFFFFFFFFFFFFDDDDDDDDDSVFB094856JLKSJFGS0DBIUZKL;KSFDF09846JLKSDNFGBLDKSFBHJ0SP98ASDFKthat contains information about the item to which it is attached. In practice, QR codes often contain data for a locator, identifier, or trac
QR code (abbreviated from Quick Response Code) is the trademark for a type of matrix barcode (or two-dimensional barcode) first designed in 1994 for the automotive industry in Japan.[1] A barcode is a machine-readable optical label that contains information about the item to which it is attached. In practice, QR codes often contain data for a locator, identifier, or tracker that points to a website or application. A QR code uses four standardized encoding modes (numeric, alphanumeric, byte/binary, and kanji) to store data efficiently; extensions may also be used.[2]<LF>sdfgksjdflkgjsdkfgiotmbx,cmvbofghjoaasdfaERYYKLLDFGSDFFFFFFFFFFFFFFFFFFFFFFFFDDDDDDDDDSVFB094856JLKSJFGS0DBIUZKL;KSFDF09846JLKSDNFGBLDKSFBHJ0SP98ASDFKthat contains information about the item to which it is attached. In practice, QR codes often contain data for a locator, identifier, or trac