Introduction to Angular 2

Angular 2 is a client-side framework to build web applications. It is very flexible in terms of being used with both mobile and web platforms. The basic advantage of using Angular is that it follows the ECMAScript 6 standard and developers can do object-oriented programming, define classes and interfaces, implement classes, and define data structures using Plain Old JavaScript Objects (POJO) for binding data. Another big advantage in terms of performance is the unidirectional data flow. Unlike Angular 1.x, Angular 2 provides both the option of doing two-way data binding or unidirectional data binding. In certain cases, unidirectional binding is good for performance. For example, when submitting a form, two way bindings with controls may be overkill.

Angular 2 architecture

Angular2 consist of a number of components. Each component can be bound to the page by either a selector, for example <my-app> </my-app>, or a routing module. Each component has a selector...