RxJS Functions (Part 9)
Creates an Observable from an arbitrary API for registering event handlers.
Starter project for Angular apps that exports to the Angular CLIstackblitz.com
Note: A gif didn’t seem super useful here.
For creating an Observable from an event whose API for adding listeners does not match the
(target, eventName) call signature.
I won’t belabor this one.
fromEventPattern is basically the more flexible version of fromEvent. Any time you want to use
fromEvent, but think you can’t because your event emitter doesn’t seem to fit the form, check out