Alert.swift

import SwiftUI
struct ContentView: View {
    @State private var showAlert = false
    
    
    var body: some View {
        VStack {
            Button("Present alert") {
                showAlert.toggle()
            }
        }
        .alert("Do you want to quit?",
               isPresented: $showAlert,
               actions: {
            
            
            Button ("Quit", role: .destructive) {
                //
            }
            Button("Cancel", role: .cancel) {
                //
            }.keyboardShortcut(.defaultAction)
            
            
        })
    }
}