Pro Angular 9: Build Powerful and Dynamic Web Apps

© Adam Freeman 2020

A. FreemanPro Angular 9https://doi.org/10.1007/978-1-4842-5998-6_23

23. Using Reactive Extensions

Adam Freeman¹ 

(1)

London, UK

 

Angular has a lot of features, but the one that grabs the most attention is the way that changes propagate through the application so that filling in a form field or clicking a button causes immediate updates to the application state. But there are limitations to the changes that Angular can detect, and some features require working directly with the library that Angular uses to distribute updates throughout an application. This library is called Reactive Extensions, also known as RxJS.

In this chapter, I explain why working with Reactive Extensions is required for advanced projects, introduce the core ...