Swift Playgrounds 4

Try out the SwiftUI 3 Food Tracker app in either Swift Playgrounds 4 or Xcode!

Session 3: Define Data Model

Learn how to create structs, handle Optionals, and check program correctness using XCTest framework.

Watch the tutorial here: https://youtu.be/VShC0kUcVgA

For more, please visit https://uwapp.dev

Resources

Source Code: https://github.com/UWAppDev/SwiftUI-FoodTracker
Data You Can Trust: https://developer.apple.com/videos/play/wwdc2018/222/

Session 2: Intro to Interactions and Data Flow

Learn the basics of how data flows through SwiftUI, how to implement buttons with multiple behaviours, using SF Symbols, and how to bind view structs together.

Watch the tutorial here: https://www.youtube.com/watch?v=he2Suk9Cd_4

For more, please visit https://uwapp.dev

Resources

• WWDC session on Data Flow Through SwiftUI: https://developer.apple.com/videos/play/wwdc2019/226/
• SF Symbols App from Human Interface Guidelines: https://developer.apple.com/design/human-interface-guidelines/sf-symbols/overview/

Session 1: Build a Basic UI

Learn how to build a simple screen in SwiftUI by using View, Modifiers, VStack, and the Inspector. Importing a Swift Package through Swift Package Manager to use additional modifiers for further customization.

Watch the tutorial here: https://youtu.be/8WHc-MCND_M

For more, please visit https://uwapp.dev

Resources

• SwiftUI-Introspect: https://github.com/siteline/SwiftUI-Introspect