how to make widgets in swift code example

Example: how to detect widget family and return specific view widget swift

struct WidgetView : View {
   @Environment(\.widgetFamily) var family

    @ViewBuilder
    var body: some View {
        
        switch family {
        case .systemSmall:
            Text("Small")
        case .systemMedium:
            Text("Medium")
        case .systemLarge:
            Text("Large")
        default:
            Text("Some other WidgetFamily in the future.")
        }

    }
}