ContentView.swift

import SwiftUI

struct ContentView: View {
    @State private var selectedFruit: Fruit = .orange
    
    var body: some View {
        NavigationView {
            Form {
                Section {
                    makeFruitPicker()
                    makePlanetPicker()
                }.navigationBarTitle("Pickers")
            }
        }.navigationViewStyle(StackNavigationViewStyle())
    }

    // MARK: Picker with Segmented Style
    
    enum Fruit: String, CaseIterable {
        case apple, orange, pear
    }
    
    func makeFruitPicker() -> some View {
        Picker("Fruits", selection: $selectedFruit) {
            ForEach(Fruit.allCases, id: \.rawValue) { fruit in
                Text(fruit.rawValue).tag(fruit)
            }
        }.pickerStyle(SegmentedPickerStyle())
    }
    
    // MARK: Picker with Default Style
    
    @State private var selectedPlanet = ""
    let planets = ["Mercury", "Venus", "Earth", "Mars", "Jupiter", "Saturn", "Neptune", "Uranus"]
    
    func makePlanetPicker() -> some View {
        Picker("Planets", selection: $selectedPlanet) {
            ForEach(planets, id: \.self) { planet in
                Text(planet)
            }.navigationBarTitle("Planets")
        }
    }
}