Typographical Conventions
To make this book easier to read, certain items appear in certain fonts. Classes, types, methods, and functions appear in a bold, fixed-width font. Classes and types start with capital letters, and methods and functions start with lowercase letters. For example, “In the loadView() method of the RexViewController class, create a constant of type String.”
Variables, constants, and filenames appear in a fixed-width font but are not bold. So you will see, “In ViewController.swift, add a variable named fido and initialize it to "Rufus".”
Application names, menu choices, and button names appear in a sans serif font. For example, “Open Xcode and select New Project... from the File menu. Select Single View Application ...
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access