Classes

The below code example in Swift demonstrates how you can extend classes in Swift. Extending Class in Swift As an example, let’s learn how we can extend class Int.  Create a new Swift file in your current project and add there the following extension with a function that substructs a value. extension Int { func…

Read More Extending Classes in Swift. Class extension.

The below Swift code example demonstrates how to implement the Singleton Design Pattern in Swift. Singleton Design Pattern guarantees that only one Object of a class exists in the system even if a developer attempts to create multiple instances of it. Singleton Class example in Swift // Creating Singleton // Only one instance of this…

Read More Singleton Class in Swift. Code Example.

In Swift, a class or a struct can have multiple initializers which are used to create an instance of that particular type and set up its initial state. The code examples below show how to define a class with single or multiple initializers and how to create an instance of that class. Single Initializer class…

Read More Swift Class with Single and Multiple Initializers

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