SwiftUI in 2022

swiftui2022.swift

import SwiftUI
import PlaygroundSupport

struct ContentView: View {
    var body: some View {
        GeometryReader { geo in
            ZStack {
                ZStack(alignment: .topLeading) {
                    Color.red
                        .aspectRatio(1, contentMode: .fit)
                        .padding(10)
                    Color.blue
                        .aspectRatio(1, contentMode: .fit)
                        .padding(10)
                        .frame(width: geo.size.width * 0.1)
                }
                Color.blue
                    .aspectRatio(1, contentMode: .fit)
                    .frame(width: geo.size.width * 0.5)
            }
        }
        .frame(width: 300, height: 500)
    }
}

PlaygroundPage.current.setLiveView(ContentView())