ScrollViewDemo.swift

ScrollView(.horizontal, showsIndicators: false, content: {
                    ScrollViewReader { scrollReader in
                          ForEach(0..<dataModel.count) { i in
                            Text(dataModel[i])
                                       .id(i)
                                       .onTapGesture {
                               withAnimation{
                                  self.selection = i //change tab with animation
                              }
                            }              
                            Spacer().frame(width: 20)
                        }
                  }
                            .padding(.top).onChange(of: selection, perform: { value in
                                withAnimation{
                                    scrollReader.scrollTo(value, anchor: .center)
                                }
                            })
                    }
                })