将按钮添加到navigationBarTitle Swift ui

import SwiftUI

struct ContentView: View {
    var body: some View {
        NavigationView {
            Text("Hello, World!")
                .navigationBarTitle("My App")
                .navigationBarItems(trailing:
                    Button(action: {
                        // 按钮点击事件
                    }) {
                        Text("按钮")
                    }
                )
        }
    }
}

struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
        ContentView()
    }
}