In today's digital era, the application of QR codes has turned more and more prevalent. From marketing campaigns to contactless transactions and also digital menus in dining places, these small, rectangular symbols are everywhere. A QR code (Quick Response code) is a kind of two-dimensional code that can contain https://stephenpttsn.illawiki.com/921489/the_advantages_of_using_an_internet_based_qr_code_scanner