A visual guide to switchMap and higher order observables @JoshuaMorony
A visual guide to switchMap and higher order observables  @JoshuaMorony
Uploaded August 2024 | Updated September 2026, 2 weeks ago
My Angular course: angularstart.com

In this video we take a look at how switchMap and other flattening operators like concatMap and mergeMap can help us write declarative code by handling higher order observables for us.

Previous videos in this series
Part 1: youtu.be/ZnaThaXb7JM
Part 2: youtu.be/nxM_aCQlxuQ

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0:00 Introduction
0:43 The request node
1:22 Why not 'map'?
2:56 Flattening operators
3:54 switchMap
5:26 mergeMap
5:52 concatMap
6:36 Conclusion

#angular #rxjs

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A visual guide to switchMap and "higher order" observables

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