Highlighting the use of RxJS in Angular
RxJS is practically a first-class citizen in Angular. It is part of the Angular ecosystem and is used in many features to handle asynchronous tasks. The following are some examples of these features:
- The HttpClient module
- The Router module
- Reactive forms
- The Event emitter
We will discuss each of the following concepts in the subsequent subsections.
Note
We recommend taking a quick look at https://angular.dev/overview, where you can find further details about the aforementioned features.
The HttpClient module
You might be familiar with the HttpClient API provided by Angular that is used to communicate with a server over the HTTP protocol. The HttpClient service is based on Observables that manage all transactions, which means that the result of calling API methods such as GET, PATCH, POST, and PUT will be an Observable.
In the following code snippet, we have an example of an Angular service that injects...