Quizzing the user
Sometimes, we need to add some icons on our application, but depending on the icon you want, it's not necessary to add an image; you can use Unicode characters. Let's create a quiz app using strings alone.
The idea for this app is to create an app where the user needs to answer a question in 12 seconds. After the last quiz, the app will show to the user his score, such as the number of well-answered and badly-answered questions.
Getting ready
Once we know the concept of this program, let's create a new project and name it Chapter 2 Unicode.
How to do it...
To create a quiz app, follow these steps:
First, let's create a new file called
Quizand add a class with a question to it, with three possible answers and the right answer, as follows:class Quiz { var question:String // First possible answer var ①:String // second possible answer var ②:String // third possible answer var ③:String // Right answer var 👌:Int init(question:String,...