SwiftUI provides excellent support for creating and customizing gradient colors in your user interfaces. This allows for creating visually appealing and dynamic effects.
In SwiftUI, @ViewBuilder is a special attribute used to build views. It is a result builder that allows you to construct views in a more declarative and readable manner.
The primary way is to use the @FocusState property wrapper in conjunction with the .focused modifier to control the keyboard’s visibility.
Custom environment values are useful when you have data that multiple views need access to, but you don't want to pass them down manually through each view's initializer.
Launch screen is the initial screen that appears when your app is launched. It provides a seamless transition from launching the app to displaying its first screen.
For most cases, using the scrollDismissesKeyboard modifier is the simpler and more recommended approach, especially with SwiftUI 16 and later.
Use StateObject when the view is the source of truth for the object, ObservedObject when the object’s lifecycle is managed outside the view, such as when it’s passed into the view.
There are several ways to dismiss views in SwiftUI like using a @Binding variable, dismiss environment value or deprecated presentationMode.
Lightweight migrations are automatic and can handle small changes, complex migrations require manual intervention and can handle more advanced changes.
You can also create your own custom view modifiers by adopting the ViewModifier protocol and implementing the body(content:) method.