swiftui best practices

Generated on 8/13/2024

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To explore best practices in SwiftUI, we can refer to the session titled "SwiftUI essentials" from WWDC 2024. Here are some key points discussed in the session:

  1. Declarative Syntax: SwiftUI uses a declarative syntax, which means you describe what the UI should look like, and SwiftUI takes care of rendering it. This approach helps in reducing boilerplate code and potential update bugs.

  2. State-Driven Views: SwiftUI views are state-driven. When the state changes, SwiftUI automatically updates the UI. This is achieved by maintaining a representation of the UI behind the scenes and updating it as data changes.

  3. Composition: SwiftUI encourages breaking down views into smaller, reusable components. This compositional approach does not hurt performance and allows for better code organization.

  4. Adaptive Views: Many SwiftUI views and modifiers are adaptive, meaning they can change behavior based on context. For example, the searchable modifier can be used to make a view searchable, and SwiftUI handles the details.

  5. Cross-Platform Capabilities: SwiftUI provides a common set of components across Apple platforms, but also offers specialized APIs for each platform. This allows developers to create apps that feel native to each platform while sharing a significant amount of code.

For more detailed insights, you can refer to the session SwiftUI essentials (01:34) which covers the fundamentals of views in SwiftUI.