Xcode

If you were to send a text to a friend from your mobile phone, what steps would you take? What would you say? You would open up the messages application and write out a message to your friend telling them that you're learning how to code. After typing out your message on the screen, you think twice about adding a few pizza emojis to it.  After sending the message, your mobile phone is able to interpret that information and send it over to your friend, all within a few seconds-how amazing!

Tip

All related source code for this chapter can be found here: https://github.com/swift-book-projects/swift-3-programming-for-kids/tree/master/Chapter-2

Powering the messages application that you're using to text your friend is code. This code is a list of instructions that is processed by a computer, written by developers like yourself. But where does a developer write code? It is written in an application that is known as an Integrated Development Environment (IDE...