import SpriteKit import GameplayKit extension SKPhysicsBody { func ideal() -> SKPhysicsBody { //摩擦係数の値で 1 に…
Text
import SwiftUI struct ContentView: View { let pi = 3.141519 // 円周率 var body: some View { VStack { Text(“円周率:\(…
TabScroll
import SwiftUI struct ContentView: View { @State var selectedTag = 1 var body: some View { TabView(selection: …