主要程式
struct Dice: Identifiable {
var id = UUID()
let max: Int
var number: Int
}
struct ContentView: View {
@State var number = Int.random(in: 1…6)
@State var dices = [Dice(max: 6, number: 1), Dice(max: 8, number: 1)]
var sum: Int {
var all = 0
for dice in dices {
all = all + dice.number
}
return all
}
var body: some View {
VStack {
HStack {
ForEach(dices) { (dice) in
Image(“\(dice.number)”)
.resizable()
.frame(width: 100, height: 100)
.background(Color.blue)
}
}
Button(action: {
for i in self.dices.indices {
self.dices[i].number = Int.random(in: 1…self.dices[i].max)
}
}) {
Text(“Roll”)
}
HStack {
Button(action: {
// self.dices.append(<#T##newElement: Dice##Dice#>)
}) {
Text(“4”)
}
Button(action: /*@START_MENU_TOKEN@*/{}/*@END_MENU_TOKEN@*/) {
Text(“6”)
}
Button(action: /*@START_MENU_TOKEN@*/{}/*@END_MENU_TOKEN@*/) {
Text(“8”)
}
Button(action: /*@START_MENU_TOKEN@*/{}/*@END_MENU_TOKEN@*/) {
Text(“10”)
}
Button(action: /*@START_MENU_TOKEN@*/{}/*@END_MENU_TOKEN@*/) {
Text(“12”)
}
}
Text(“總計\(sum)”)
}
}
}
struct ContentView_Previews: PreviewProvider {
static var previews: some View {
ContentView()
}
}
