d

src/App.swift

@@ -5,6 +5,24 @@ import MicX
 import SwiftUI
 import UIKit
 
+struct Now: View {
+  @State var refresh = false
+  let tm = Timer.publish(every: 0.5, on: .current, in: .common).autoconnect()
+
+  var now: String {
+    "Now: " + String(describing: Int(Date().timeIntervalSince1970))
+  }
+
+  var body: some View {
+    Text(now)
+      .onReceive(tm) { _ in
+        self.refresh.toggle()
+      }
+      // Магия для обновления себя.
+      .background(Color.clear.disabled(refresh))
+  }
+}
+
 struct Content: View {
   @State private var selectedId = "1"
   var ids = ["1", "2", "3", "4"]
@@ -34,6 +52,7 @@ struct Content: View {
       MicItem.V(selectedId)
       Divider()
         .padding()
+      Now()
       List {
         ForEach(ids, id: \.self) {
           Text("\($0): \(val($0))")