How to scan a barcode - free Swift 5.4 example code and tipsHow to scan a barcode Swift version: 5.6 Paul Hudson @twostraws May 28th 2019 iOS supports barcode scanning out of the box, but to be honest it's not that easy to do. So, here's a complete UIViewController subclass that you can add to your Swift project and get immediate support with no hassle – all you need to do is update the found(code:) method to take some interesting action, then presen
