import SwiftUI

struct ListStylesInsetDemo: View {
  var body: some View {
    List { Text("A"); Text("B"); Text("C") }
      .listStyle(.insetGrouped)
  }
}

                    

import SwiftUI

struct ContentView: View { var body: some View { ListStylesInsetDemo() } }

                    

import SwiftUI

@main
struct MyApp: App { var body: some Scene { WindowGroup { ContentView() } } }