XR - iOS 12", "iPhone Xs Max - iOS 12", "iPhone 11 - iOS 13", "iPhone 11 Pro - iOS 13", "iPhone 11 Pro...XR - iOS 12", "iPhone Xs Max - iOS 12", "iPhone 11 - iOS 13", "iPhone 11 Pro - iOS 13", "iPhone 11 Pro...XR - iOS 12", "iPhone Xs Max - iOS 12", "iPhone 11 - iOS 13", "iPhone 11 Pro - iOS 13", "iPhone 11 Pro...XR - iOS 12", "iPhone Xs Max - iOS 12", "iPhone 11 - iOS 13", "iPhone 11 Pro - iOS 13", "iPhone 11 Pro...介绍
UICollectionViewCompositionalLayout 是在已有的 Item 和 Section 的基础上,增加了一个 Group 的概念。