macOS 上的 NavigationLink 导致源视图出现两次

Question

Overview:

• On macOS when using NavigationLink , the source view is appearing twice.
• It only happens on macOS (see print statements)

Questions:

• How to resolve this?
• Is there a workaround?

Code:

import SwiftUI

struct ContentView: View {
    
    let names = ["aaa"]
    
    var body: some View {
        NavigationView {
            List {
                ForEach(names, id: \.self) { name in
                    NavigationLink(destination: Text("dest")) {
                        Text(name)
                            .onAppear {
                                print("\(name) appeared")
                            }
                    }
                }
            }
        }
    }
}

Answer 1

To resolve this, simply "attach" the .onAppear to your NavigationLink not the Text .