Compare RxJS combination operators.
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Merger operations in action
import { forkJoin, combineLatest, of, timer } from 'rxjs';
import { map } from 'rxjs/operators';
const requestA = of('ConfigLoaded');
const requestB = timer(1000).pipe(map(() => 'UserProfileLoaded'));
forkJoin([requestA, requestB]).subscribe(val => console.log('forkJoin:', val));
combineLatest([requestA, requestB]).subscribe(val => console.log('combineLatest:', val));05
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