Swift From Scratch

In this series, you'll learn everything you need to know about the Swift programming language to get started. You'll start with the very basics to get your feet wet and gradually learn about the more advanced aspects of this brand new programming language, ready to build iOS and OS X applications.

We've built a complete guide to help you learn Swift, whether you're just getting started with the basics or you want to explore more advanced topics: Learn Swift.

Posts in this series

Swift From Scratch: Introduction
In this series, you'll learn everything you need to know about Swift 3 to get up and running. You'll start with the very basics to get your feet wet and...
Bart Jacobs
20 Jan 2017
Swift
Swift From Scratch: Variables and Constants
In the first article of Swift From Scratch, you learned about Xcode playgrounds and wrote your first lines of Swift. In this article, we'll start learning...
Bart Jacobs
27 Jan 2017
Swift
Swift From Scratch: Collections and Tuples
In the previous article, you learned about variables, constants, and some of the common data types, such as integers, floats, and strings. In this article,...
Bart Jacobs
20 Feb 2017
Swift
Swift From Scratch: Optionals and Control Flow
In the previous articles, you learned some of the basic concepts of the Swift programming language. If you've programmed before, I'm sure you saw a few...
Bart Jacobs
23 Feb 2017
Swift
Swift From Scratch: An Introduction to Functions
To get anything done in Swift, you need to learn the ins and outs of functions. Functions are exceptionally powerful and flexible in Swift. The basics are...
Bart Jacobs
10 Mar 2017
Swift
Swift From Scratch: Function Parameters, Types, and Nesting
In the previous article, we explored the basics of functions in Swift. Functions, however, have a lot more to offer. In this article, we continue our...
Bart Jacobs
15 Mar 2017
Swift
Swift From Scratch: Closures
If you've worked with blocks in C or Objective-C or with lambdas in Ruby, then you won't have a hard time wrapping your head around the concept of closures....
Bart Jacobs
20 Mar 2017
Swift
Swift From Scratch: An Introduction to Classes and Structures
In the previous articles of this series, we covered the basics of the Swift programming language. If you followed along, you should now have a solid...
Bart Jacobs
22 Mar 2017
Swift
Swift From Scratch: Inheritance and Protocols
While playgrounds are a great tool to play with Swift and learn the language, it's time to move on and create our first Swift project in Xcode. In this...
Bart Jacobs
20 Apr 2017
Swift
Swift From Scratch: Delegation and Properties
In the previous lesson, you created your first Swift project in Xcode, a simple to-do application. In this installment of Swift From Scratch, we're going to...
Bart Jacobs
26 Apr 2017
Swift
Swift From Scratch: Access Control and Property Observers
In the previous lesson, we added the ability to create to-do items. While this addition has made the application a bit more useful, it would also be...
Bart Jacobs
2 May 2017
Swift
Swift From Scratch: Initialization and Initializer Delegation
In the previous lessons of Swift From Scratch, we created a functional to-do application. The data model could use some love, though. In this final lesson,...
Bart Jacobs
8 May 2017
Swift