In an e-commerce application, you want to fetch product details and customer reviews concurrently, and only update the UI when both pieces of data are available. Which RxJS operator should you use?
- combineLatest
- forkJoin
- mergeMap
- zip
To fetch data concurrently and update the UI when both are available, you should use the forkJoin operator, which waits for all observables to complete and then emits their last values as an array.
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