a_custom_alert_1.swift

struct ContentView: View {
    
    @State var showAlert = false
    
    var body: some View {
        
        Button(action: {
            self.showAlert.toggle()
        }, label: {
            Text("SHOW ALERT")
        })
        .alert(isPresented: self.$showAlert, content: {
            Alert(title: Text("I'm an alert"), message: Text("An alert message"), dismissButton: .default(Text("Bye alert!"), action: {
                /// insert action for when user dismisses alert
            }))
        })
        
    }
}