Learn SwiftUI

Conventions used

There are a number of text conventions used throughout this book.

CodeInText: Indicates code words in text, database table names, folder names, filenames, file extensions, pathnames, dummy URLs, user input, and Twitter handles. Here is an example: "Let's start by creating an instance of TableView in an empty ViewController."

A block of code is set as follows:

func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int     func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell 

When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:

class ViewController: UIViewController {    var tableView: UITableView! ...