Dependency Injection in Angular2 (Part 4 of 5)

Let's learn Angular 2 by an Examples and not spending much time in theory's. We will cover the best practical and ready to use Angular 2 Examples.

You can find some other posts of this series below:

Component in Angular2 (Part 1 of 5)
Directive and Pipes in Angular2 (Part 2 of 5)
Forms and Pipes in Angular2 (Part 3 of 5)
Dependency Injection in Angular2 (Part 4 of 5)
HTTP and Routing in Angular2 (Part 5 of 5)

All example are based on Angular2 RC 1

DI - Class constructor injection

• t2.component.ts

DI - Building a service

• t2.component.ts
• t2.component.html
• my-service.ts

DI - Provider registration at Bootstrap and The Inject decorator

• t2.component.ts
• t2.component.html
• my-service.ts
• main.ts

DI - The opaque token

• t2.component.ts
• t2.component.html
• my-service.ts
• main.ts
• provider.ts