August 2025
Intermediate to advanced
270 pages
6h 16m
English
Your first step in upgrading the web-based map screen is to create a new SwiftUI view. Create a new folder under App named Views, and then create a new file. As the template for your new file, select SwiftUI View from the User Interface section. Name the file MapView.

When the new file opens, you’re presented with a new interface on the far right. This is the Canvas Editor, showing a SwiftUI preview pane. You can toggle between the right and left panes by clicking the Editor menu and then Assistant or by pressing ⌘⌥↩.
Launch the preview by clicking the Editor menu item, then Canvas, and then Refresh Canvas or ...
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