Alerts in SwiftUI

swiftui-alerts.swift

struct ContentView: View {
    @State private var presentAlert = false
    @State private var username: String = ""
    @State private var password: String = ""
    
    var body: some View {
        Button("Show Alert") {
            presentAlert = true            
        }
        .alert("Login", isPresented: $presentAlert, actions: {
            TextField("Username", text: $username)

            SecureField("Password", text: $password)

            
            Button("Login", action: {})
            Button("Cancel", role: .cancel, action: {})
        }, message: {
            Text("Please enter your username and password.")
        })
    }
}