Web Reference: 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. Angular provides an EventEmitter class that is used when publishing values from a component through the @Output() decorator.EventEmitter extends RxJS Subject, adding an emit() method so it can send arbitrary values.When you call emit(), it passes the emitted value to the next()method of any subscribed observer. A good example of usage can be found ... Nov 24, 2016 · I am working on an Angular2 (4) website and this site uses a java backend API to get/set/modify the information in the database. My problem was that I had to make two API (HTTP POST) calls in a sequence which returns Observables (RxJS).
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