// I can inject any service that is registered with dependency injection
public DoSomethingElseService(DoSomethingService doSomethingService)
{
this.doSomethingService = doSomethingService;
}
// This is called 'Constructor Injection' and it's the most common way of injecting services, you will see and use this A LOT'
public App(DoSomethingService doSomethingService, IDoSomethingElseService doSomethingElseService)
{
this.doSomethingService = doSomethingService;
this.doSomethingElseService = doSomethingElseService;
}