小编Lou*_*ure的帖子

我想制作一个应用程序，用户按下一个按钮，然后当他们选择一个选项时，会弹出另一个警报。当我尝试类似的事情时；

struct ContentView: View {
@State private var showingAlert = false
@State private var showingAlertII = false

var body: some View {
        Button(action: {
            self.showingAlert = true
        }, label: {
            Text("button")
                .alert(isPresented: $showingAlert) {
                    Alert(title: Text("Option one or two"), message: Text("choose"), primaryButton: .default(Text("one"), action: {

        // do some specific actions
                        self.showingAlertII = true
                    }), secondaryButton: .default(Text("two"), action: {
                       //do some other stuff
                        self.showingAlertII = true
                    }))

            }
            .alert(isPresented: $showingAlertII) {
                    Alert(title: Text("Option A or B"), message: Text("choose"), primaryButton: .default(Text("Split"), action: …