✳flâneur — a map of the web's best reading

What is SwiftUI? - a free SwiftUI by Example tutorial

hackingwithswift.com · 661 words · saved by 1 readers

SwiftUI is a user interface toolkit that lets us design apps in a declarative way. That’s a fancy way of saying that we tell SwiftUI how we want our user interface to look and work, and it figures out how to make that happen as the user interacts with it. Declarative UI is best understood in comparison to imperative UI, which is what iOS developers were doing before iOS 13. In an imperative user interface we might make a function be called when a button was clicked, and inside the function we’d read a value and show a label – we regularly modify the way the user interface looks and works based on what’s happening. Imperative UI causes all sorts of problems, most of which revolve around state, which is another fancy term meaning “values we store in our code.” We need to track what state our code is in, and make sure our user interface correctly reflects that state. If we have one screen with one Boolean property that affects the UI, we have two states: the Boolean might be on or off. If

What is SwiftUI? - a free SwiftUI by Example tutorial WWDC26: Save 50% on my books and bundles! >> < Don’t panic! SwiftUI vs Interface Builder and storyboards > What is SwiftUI? Paul Hudson @twostraws June 17th 2023 Updated for Xcode 16.4 SwiftUI is a user interface toolkit that lets us design apps in a declarative way. That’s a fancy way of saying that we tell SwiftUI how we want our user interface to look and work, and it figures out how to make that happen as the user interacts with it. Declarative UI is best understood in comparison to imperative UI, which is what iOS developers were doing

Explore this link on the map →

related reading