Best way to show am bottom sheet in ios 15 using Swift ui

To show a bottom sheet in iOS 15 using SwiftUI, you can use the sheet modifier, which is part of SwiftUI's presentation capabilities. This modifier allows you to present a view as a modal sheet. Here's a basic example of how you might implement a bottom sheet in SwiftUI:

import SwiftUI

struct ContentView: View {
    @State private var isSheetPresented = false

    var body: some View {
        VStack {
            Button("Show Bottom Sheet") {
                isSheetPresented.toggle()
            }
        }
        .sheet(isPresented: $isSheetPresented) {
            BottomSheetView()
        }
    }
}

struct BottomSheetView: View {
    var body: some View {
        VStack {
            Text("This is a bottom sheet")
            Button("Dismiss") {
                // Logic to dismiss the sheet
            }
        }
        .padding()
    }
}

In this example, ContentView has a button that toggles the presentation of a BottomSheetView. The sheet modifier is used to present BottomSheetView as a modal sheet when isSheetPresented is true.

For more advanced customization and control over the presentation, you might want to explore additional SwiftUI APIs introduced in later versions, as discussed in sessions like SwiftUI essentials and What’s new in SwiftUI at WWDC. These sessions cover new features and improvements in SwiftUI that can enhance your app's UI and user experience.