RangeView Fizz Buzz beispiel

App.swift

@@ -11,7 +11,7 @@ struct TheSwiftWeek: App {
             VStack{
                
                 
-                    CountView()
+                    ContentView()
             }
             
         }

ContentView.swift

@@ -17,9 +17,9 @@ enum TabLabel: String {
     } }
 }
 
-func tab<C: TabContent>(_ contentType: C.Type)
+func tab<C: TabContent>(_ contentType: C.Type )
 -> Tab<Never, C, DefaultTabLabel> {
-    Tab(C.title, systemImage: C.image) {
+    Tab(C.title, systemImage: C.image  ) {
         C()
     }
 }
@@ -27,24 +27,28 @@ func tab<C: TabContent>(_ contentType: C.Type)
 
 
 struct ContentView: View {
+    @AppStorage("tabSelection") var tabSelection = TabLabel.bikes
+    
+    
     var body: some View {
-        TabView {
+        //TabView(selection: $tabSelection)  {
-            Tab(TabLabel.bikes.title, systemImage: TabLabel.bikes.image)   {
+        TabView()  {
-                BikeView()
+//            Tab(TabLabel.bikes.title, systemImage: TabLabel.bikes.image)   {
-            }
+//                BikeView()
-            Tab(TabLabel.bikes.title, systemImage: TabLabel.trains.image)   {
+//            }
-                TrainView()
+//            Tab(TabLabel.bikes.title, systemImage: TabLabel.trains.image)   {
-            }
+//                TrainView()
-            Tab("drücken", systemImage: TabLabel.cars.image) {
+//            }
-                SwapperView()
+//            Tab("drücken", systemImage: TabLabel.cars.image) {
-            }
+//                SwapperView()
+//            }
             tab(ListView.self)
             tab(CountView.self)
             tab(BikeView.self)
             tab(TrainView.self)
             tab(SwapperView.self)
             tab(PaddingView.self)
-        }
+        }.tabViewStyle(.sidebarAdaptable)
     }
 }
     

CountView.swift

@@ -1,34 +1,34 @@
-//
-//  CountView.swift
-//  TheSwiftWeek
-//
-//  Created by Ingo Rohlf on 21.10.25.
-//
-
 import SwiftUI
 
 struct CountView: TabContent {
     static var title = "Count"
     static var image = "42.circle"
-    
+
-    @State var text = ""
+    @State var text = "🐼"
-    
+
+    @FocusState var isFocused: Bool // 1
+
     var body: some View {
         TextField("Enter Emoji", text: $text)
             .padding()
-        
+            .focused($isFocused) // 2
+            .onAppear {
+                isFocused = true // 3
+            }
         Text("""
-       Zeichenzahl: \(text.count)
+            count: \(text.count)
-  Unicode: \(text.unicodeScalars.count)
+            unicode: \(text.unicodeScalars.count)
-  UTF-8 Bytes: \(text.lengthOfBytes(using: .utf8))
+            length: \(text.lengthOfBytes(using: .utf8))
- """)
+            """)
-
+        .background(.yellow)
+        .multilineTextAlignment(.center)
+        .bold()
+        .fontDesign(.rounded)
+        .font(.largeTitle)
         Spacer()
     }
 }
 
- 
-
 #Preview {
     CountView()
 }

ListView.swift

@@ -23,14 +23,22 @@ struct ListView: TabContent{
         }
         List(bikes, id: \.name){ bike in
             HStack {
+                
                 Color(bike.color)
+                //Circle().fill(style: bike.color)
+                
+                
                 Text(String(bike.name))
+                Spacer()
             }
         }
         List(bikes, id: \.name){
             Text(String($0.price))
-                 
+        }
-            
+        
+        // Weil Vehicle jetzt Identifiable implementiert, geht es ohne id: \.name
+        List(bikes){
+            Text(String($0.name))
         }
         
     }

Localizable.xcstrings

@@ -1,28 +1,32 @@
 {
   "sourceLanguage" : "en",
   "strings" : {
-    "      Zeichenzahl: %lld\n Unicode: %lld\n UTF-8 Bytes: %lld" : {
+    "%lld" : {
-      "comment" : "A block of text showing the number of characters, Unicode scalars, and UTF-8 bytes in the text entered by the user.",
+      "comment" : "A text element displaying a number. The content of the text element is the integer passed to this view's initializer.",
+      "isCommentAutoGenerated" : true
+    },
+    "Buzz" : {
+      "comment" : "A word displayed in a list item.",
+      "isCommentAutoGenerated" : true
+    },
+    "count: %lld\nunicode: %lld\nlength: %lld" : {
+      "comment" : "Displays information about the number of characters, Unicode scalars, and bytes in a given string.",
       "isCommentAutoGenerated" : true,
       "localizations" : {
         "en" : {
           "stringUnit" : {
             "state" : "new",
-            "value" : "      Zeichenzahl: %1$lld\n Unicode: %2$lld\n UTF-8 Bytes: %3$lld"
+            "value" : "count: %1$lld\nunicode: %2$lld\nlength: %3$lld"
           }
         }
       }
     },
-    "drücken" : {
-      "comment" : "A tab label for a tab that prints something.",
-      "isCommentAutoGenerated" : true
-    },
     "Enter Emoji" : {
       "comment" : "A label for an text field where the user can enter an emoji.",
       "isCommentAutoGenerated" : true
     },
-    "Hello, World!" : {
+    "Fizz" : {
-      "comment" : "A simple text view with padding applied to it.",
+      "comment" : "A word that is displayed when the number is a multiple of 3.",
       "isCommentAutoGenerated" : true
     },
     "My Vehicle" : {

Models.swift

@@ -2,18 +2,27 @@
 import Foundation
 import SwiftUI
 
-protocol Vehicle {
+protocol Vehicle: Identifiable {
     var name: String { get }
     var color: Color { get set }
 }
-
+extension Vehicle {
-protocol TabContent: View {
+    var id: UUID {UUID()}
-    init() 
-    static var title: String { get }
-    static var image: String { get }
 }
 
-struct Train: Vehicle, CustomStringConvertible , CustomLocalizedStringResourceConvertible {
+//protocol TabContent: View {
+protocol TabContent: View {
+    init()
+    static var title: String { get }
+    static var image: String { get }
+    
+}
+extension TabContent {
+    var id: UUID {UUID()}
+}
+
+
+struct Train: @MainActor Vehicle, CustomStringConvertible , CustomLocalizedStringResourceConvertible {
     var name: String
     var color: Color
     var delay: Int
@@ -40,7 +49,7 @@ struct Train: Vehicle, CustomStringConvertible , CustomLocalizedStringResourceCo
     }
 }
 
-struct Bike: Vehicle, CustomStringConvertible {
+struct Bike: @MainActor Vehicle, CustomStringConvertible {
     var name: String
     var price: Double
     var color: Color

RangeView.swift

@@ -0,0 +1,92 @@
+import SwiftUI
+
+import Playgrounds
+import Foundation
+
+struct RangeView: TabContent {
+    init() {
+        texte = []
+    }
+    
+    static var title = "Ranges"
+    static var image = "list.bullet"
+    
+    @State var texte: [String]
+
+    var body: some View {
+        List(2...16, id: \.self) { i in
+            HStack(spacing:0){
+                Text("\(i)")
+                if i.isMultiple(of: 3) { Text("Fizz")}
+                
+                if i.isMultiple(of: 5) { Text("Buzz")}
+            }
+        }
+        
+        
+    }
+}
+
+
+#Playground {
+    var students = ["Bill", "Linus"]
+    let size = [1.65, 1.79]
+    
+    func calendartest(){
+        let born = 1973
+        let calendar = Calendar.current
+        let components =  calendar.dateComponents([.year], from: Date())
+        if let today = components.year
+        {
+            for year in 2020...2035 {
+                if today > year {
+                    print ("\(year) war ich \(year-born) Jahre alt")
+                }
+                else if today < year {
+                    print ("\(year) werde ich \(year-born) Jahre alt")
+                    
+                } else {
+                    print ("\(year) bin ich \(year-born) Jahre alt")
+                }
+            }
+        }
+    }
+    func whilecount(){
+        var countdown = Int.random(in: 1...100)
+        while countdown < 100 {
+            countdown+=1
+            print ("Bin bei \(countdown)")
+        }
+        print ("done: CD = \(countdown)")
+    }
+    
+    func while_test(){
+        var r = 0
+        var c = 0
+        while r != 100 {
+            r = Int.random(in: 1...100)
+            c+=1
+            print ("würfel mit W100: \(r)")
+        }
+        print ("done: hab nach \(c) Versuchen \(r) gewürfelt")
+    }
+    func fizzbuzz(){
+        var i = 1
+        while i < 16 {
+            if i.isMultiple(of: 3){
+                print( "Fizz")}
+            if i.isMultiple(of: 5){
+                print( "Buzz")}
+            else{
+                print (i)
+            }
+        }
+    }
+    
+    fizzbuzz()
+}
+
+
+#Preview {
+      RangeView()
+}

TheSwiftWeek.xcodeproj/project.pbxproj

@@ -10,6 +10,7 @@
 		0CC14A872E92EC7B00271E8D /* App.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0CC14A842E92EC7A00271E8D /* App.swift */; };
 		0CC14A892E92EEA900271E8D /* Playground.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0CC14A882E92EEA900271E8D /* Playground.swift */; };
 		FB2F07E92EA7CB25002BD499 /* ListView.swift in Sources */ = {isa = PBXBuildFile; fileRef = FB2F07E82EA7CB25002BD499 /* ListView.swift */; };
+		FB79FE462EA8CFD20011678F /* RangeView.swift in Sources */ = {isa = PBXBuildFile; fileRef = FB79FE452EA8CFD20011678F /* RangeView.swift */; };
 		FBA00D6D2EA78411006F8B9A /* Localizable.xcstrings in Resources */ = {isa = PBXBuildFile; fileRef = FBA00D6C2EA78411006F8B9A /* Localizable.xcstrings */; };
 		FBA00D6F2EA78853006F8B9A /* Color.swift in Sources */ = {isa = PBXBuildFile; fileRef = FBA00D6E2EA78850006F8B9A /* Color.swift */; };
 		FBA00D712EA7A839006F8B9A /* PaddingView.swift in Sources */ = {isa = PBXBuildFile; fileRef = FBA00D702EA7A830006F8B9A /* PaddingView.swift */; };
@@ -28,6 +29,7 @@
 		0CC14A842E92EC7A00271E8D /* App.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = App.swift; sourceTree = "<group>"; };
 		0CC14A882E92EEA900271E8D /* Playground.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Playground.swift; sourceTree = "<group>"; };
 		FB2F07E82EA7CB25002BD499 /* ListView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ListView.swift; sourceTree = "<group>"; };
+		FB79FE452EA8CFD20011678F /* RangeView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RangeView.swift; sourceTree = "<group>"; };
 		FBA00D6C2EA78411006F8B9A /* Localizable.xcstrings */ = {isa = PBXFileReference; lastKnownFileType = text.json.xcstrings; path = Localizable.xcstrings; sourceTree = "<group>"; };
 		FBA00D6E2EA78850006F8B9A /* Color.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = Color.swift; sourceTree = "<group>"; };
 		FBA00D702EA7A830006F8B9A /* PaddingView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PaddingView.swift; sourceTree = "<group>"; };
@@ -67,6 +69,7 @@
 				FBA6FA612EA76AAD00C373EC /* BikeView.swift */,
 				FBA6FA652EA7725A00C373EC /* TrainView.swift */,
 				FB2F07E82EA7CB25002BD499 /* ListView.swift */,
+				FB79FE452EA8CFD20011678F /* RangeView.swift */,
 				FBA6FA5D2EA63EA300C373EC /* Models.swift */,
 				FBA00D6C2EA78411006F8B9A /* Localizable.xcstrings */,
 				0CC14A772E92EC4700271E8D /* Products */,
@@ -157,6 +160,7 @@
 			buildActionMask = 2147483647;
 			files = (
 				FBA6FA5E2EA63EA300C373EC /* Models.swift in Sources */,
+				FB79FE462EA8CFD20011678F /* RangeView.swift in Sources */,
 				FBA6FA662EA7725A00C373EC /* TrainView.swift in Sources */,
 				FBA00D752EA7ACE1006F8B9A /* SwapperView.swift in Sources */,
 				0CC14A892E92EEA900271E8D /* Playground.swift in Sources */,