/*
when all observables complete, give the last
emitted value from each as an array
*/
const example = Rx.Observable.forkJoin(
//emit 'Hello' immediately
Rx.Observable.of('Hello'),
//emit 'World' after 1 second
Rx.Observable.of('World').delay(1000),
// throw error
Rx.Observable
.throw('This will error')
)
.catch(error => Rx.Observable.of(error))
//output: 'This will Error'
const subscribe = example.subscribe(val => console.log(val));
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