Web Reference: HttpClient has methods corresponding to the different HTTP verbs used to make requests, both to load data and to apply mutations on the server. Each method returns an RxJS Observable which, when subscribed, sends the request and then emits the results when the server responds. Use the HttpClient.get() method to fetch data from a server. This asynchronous method sends an HTTP request, and returns an Observable that emits the requested data when the response is received. Oct 19, 2023 · In this article, we'll look at making an HTTP request and map the result/response in a local array. This array can be used to display or filter the items as we want. The most important thing here is using Observable. Let's quickly look at Observable first.
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