Dependency injection

Dependency Injection is passing dependency to other objects or framework( dependency injector).

Dependency injection makes testing easier. The injection can be done through constructor.

1. https://www.tutorialsteacher.com/ioc/dependency-injection
2. https://www.dotnettricks.com/learn/dependencyinjection/implementation-of-dependency-injection-pattern-in-csharp
3. https://stackify.com/dependency-injection-c-sharp/