What is the difference between .task() and .onAppear()?
Both run when a view appears, but .task is async and cancelled with the view’s lifetime, while .onAppear is synchronous and does not cancel work for you
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Questions tagged “SwiftUI”
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How do you implement MVVM in SwiftUI?
Contrast Combine-era ObservableObject MVVM with iOS 17+ @Observable MVVM, keeping the same Provider → ViewModel → View boundaries, DI, and testability rules
What is the difference between ObservableObject and @Observable in SwiftUI?
Compare Combine-era observation with the iOS 17 Observation system, focusing on invalidation granularity, boilerplate, and how ownership changes in SwiftUI
How do you decide between @State, @StateObject, @ObservedObject, and @EnvironmentObject?
StateObject vs ObservedObject comes down to ownership, so map each SwiftUI property wrapper to who owns the object rather than memorizing them in isolation