Learning objectives

• Introduction min
• Share code by using .NET Standard libraries min
• Use an interface to create an abstraction min
• Use an abstract class to create an abstraction min
• Use inversion of control (IoC) to manage platform-specific dependencies min
• Locate dependencies by using the factory pattern min
• Exercise - Use the factory pattern to access a dependency from shared code min
• Use a service locator to register and retrieve dependencies min
• Exercise - Add an abstraction and service locator to your project to find and use a platform-specific feature min
• Use an IoC container to automatically inject dependencies min
• Exercise - Switch to an IoC container and inject your dependency into your code min
• Summary min