I have a project, after update it to swiftUI 3.0, it is throw an error for    .animation(.spring()) as animation' was deprecated in iOS 15.0: Use withAnimation or animation(_:value:) instead, any idea?  @Binding var display: Bool   private var background: some View {   Color.black    .fillParent()    .opacity(0.6)    .animation(.spring())  }

I want to use many buttons like background have custom colors with grid view in swiftUI, is it possible? I know how to use grid layout for images, but I have confused to use for custom colors.

I have text button, and I want to use navigation link in this project, but it is not work when I click the button? Any idea?   @State var isLink = false       var body: some View {     GeometryReader { geometry in         ZStack {    NavigationLink(destination: SecondView(), isActive: $isLink) {                 Button() {                   self.isLink = true                 } label: {                                       Text("Button")                     .padding()                     .frame(width: 250, height: 50, alignment: .center)                     .foregroundColor(Color.white)                     .background(Color("color"))                     .clipShape(Capsule())                  }}}}

I am have a problem in general in SwiftUI, when we click any items we are open new view, but bottom nav bar still not hide, why there is not any solution in SwiftUI still?

I want to put BookListView() on the content view but it throw error like "Cannot convert value of type 'AnyViewModel<BookListState, Never>.Type' to expected argument type 'AnyViewModel<BookListState, Never>'" Any idea? BookListView: import SwiftUI struct BookListState {   var service: BookService   var books: [Book] } struct BookListView: View {   @ObservedObject var viewModel: AnyViewModel<BookListState, Never>   var body: some View {     NavigationView {       ScrollView {       VStack(alignment: .leading){       ForEach(viewModel.state.books) { book in         NavigationLink(destination: NavigationLazyView(BookDetailView(service: self.viewModel.state.service, bookId: book.id))) {           BookRow(book: book)         }       }             }       }     }   } } struct BookListView_Previews: PreviewProvider {   static var previews: some View {     let viewModel = AnyViewModel(BookListViewModel(service: MockBookService()))     return BookListView(viewModel: viewModel)   } } ContentView: import SwiftUI struct ContentView: View {   var body: some View {    BookListView(viewModel: viewModel)   } } struct ContentView_Previews: PreviewProvider {   static var previews: some View {     ContentView()   } }

I have IOS projets, it work but suddenly crash and throw error like "Thread 1: Fatal error: Unexpectedly found nil while unwrapping an Optional value" Why? import Foundation import AVFoundation struct Video : Identifiable {   var id = UUID()   var player : AVPlayer   var user: User } struct User: Identifiable {   var id = UUID()   let userName: String   let userImage: String } struct MockData {   let videos: [Video] = [     Video(player: AVPlayer(url: URL(fileURLWithPath: Bundle.main.path(forResource: "reel_1", ofType: "mp4")!)),        user: User(userName: "cristiano", userImage: "user_9")),     Video(player: AVPlayer(url: URL(fileURLWithPath: Bundle.main.path(forResource: "reel_2", ofType: "mp4")!)),        user: User(userName: "mann_daar", userImage: "user_3")), ] }

I have searchable properties in my project, everythings work, but it is looking bad when I search any items, it show "cancel" title inside of the search bar, how can I hide it?   .searchable(text: $searchText, placement: .navigationBarDrawer(displayMode: .always))

I have data in row like  Text(data.user) and I want to use searchable for it, I can use search bar, bat I want to use filter for user.    Text(data.user)                   .searchable(text: $searchText, placement: .navigationBarDrawer) like here, tere is some example for filter, but how can I use it for my data. Any idea? .onChange(of: searchText) { searchText in       if !searchText.isEmpty {         articles = sampleArticles.filter { $0.title.contains(searchText) }     } else {         articles = sampleArticles     } }