“Hello, World” SwiftUI

Let’s get started

Steven Curtis

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Photo by Yu Kato on Unsplash

SwiftUI has been around for over a year. Now we have had longer than a Year to start working with SwiftUI. Isn’t it time we got started?

Difficulty: Beginner | Easy | Normal | Challenging
This article has been developed using Xcode 11.5, and Swift 5.2.4

Prerequisites:

  • Be able to produce a “Hello, World!” Swift application
  • Be able to download a repo from GitHub (If you choose you want to!)

Terminology

Swift: An open source programming language for macOS, iOS, watchOS and tvOS and others

SwiftUI: A simple way to build user interfaces Across Apple platforms

Why Hello World!?

Simple tutorials usually begin with a “Hello world” tutorial. Those outside the programming community can feel that this is an unusual thing to choose, as it seems to have been picked simply because it is a simple word String (or just String) to print to the screen.

But why would anyone choose that particular String?

We can start at the beginning. There is a book about C programming which used a “Hello, World!” example — although this was actually lifted from a Programming in…

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