SwiftUI provides two UI element, LazyHGrid for horizontal grids and LazyVGrid for vertical grids layout. Differrent kinds of layout can be created, the lazy keyword means the items will not be created at the loading of the app, but only when needed. In this tutorial different kinds of layout will be displayed contaiining 1000 items of numbers., The LazyHGrid and LazyVGrid are introduced with SwiftUI 2.0 and requires Xcode 12, for which the Beta can be downloaded at the Apple developer portal.