SwiftUI preview’lar

SwiftUI preview’lar

PreviewProvider yoki #Preview makrosi bilan Xcode Previews yordamida tezkor iteratsiya qiling.

PreviewProvider

View’ingizni ilovani ishga tushirmasdan canvas’da render qilish uchun PreviewProvider ni e’lon qiling.

import SwiftUI

struct DemoView: View { var body: some View { Text("Hello") } }

struct DemoView_Previews: PreviewProvider {
  static var previews: some View { DemoView() }
}

#Preview makrosi

Preview’larni view kodingiz yonida e’lon qilish uchun #Preview makrosidan foydalaning.

import SwiftUI

#Preview { DemoView() }