struct ContentView: View {
   @State private var isActive = false

   var body: some View {
      VStack(spacing: 10) {
         Image(systemName: isActive ? "wifi" : "wifi.slash")
            .font(.largeTitle)
            .contentTransition(.symbolEffect(.replace))
         Button("Animate") {
            isActive.toggle()
         }.buttonStyle(.glassProminent)
      }
   }
}