Skip to main content
Mobile ios critical

SwiftUI & Swift Concurrency Patterns

SwiftUI best practices with @Observable macro, MVVM architecture, Swift Concurrency (async/await, actors), and modern iOS development patterns.

Difficulty
intermediate
Read time
1 min read
Version
v1.0.0
Confidence
established
Last updated

Quick Reference

SwiftUI: Use @Observable macro (not ObservableObject) for view models. @MainActor for UI code. async/await for async operations. actors for shared mutable state. @State for ownership, plain property for dependency. .task modifier auto-cancels.

Use When

  • Building iOS/macOS apps with SwiftUI
  • Implementing state management in Swift
  • Using Swift Concurrency patterns
  • Structuring SwiftUI projects

Skip When

  • UIKit-only applications
  • Cross-platform frameworks (Flutter, React Native)
  • Pre-iOS 17 targets without @Observable

SwiftUI & Swift Concurrency Patterns

SwiftUI best practices with @Observable macro, MVVM architecture, Swift Concurrency (async/await, actors), and modern iOS development patterns.

Tags

swift swiftui ios concurrency mvvm apple

Discussion