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docs(operators): Add a simple example in doc string #4636

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merged 4 commits into from
Mar 18, 2019
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docs(operators): Add a simple example in doc string #4636

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aa721f3
docs(operators): describe your change...
xuemind Mar 14, 2019
874f8a7
update the sample to following TS grammar
xuemind Mar 15, 2019
039361e
updated according to suggestion
xuemind Mar 17, 2019
e4c5aa9
docs(operators): updated the sample code in docs
xuemind Mar 17, 2019
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16 changes: 16 additions & 0 deletions src/internal/operators/switchMap.ts
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Expand Up @@ -36,6 +36,22 @@ export function switchMap<T, R, O extends ObservableInput<any>>(project: (value:
* subsequent inner Observables.
*
* ## Example
* Generate new Observable according to source Observable values
* ```typescript
* import { of } from 'rxjs';
* import { switchMap } from 'rxjs/operators';
*
* const switched = of(1, 2, 3).pipe(switchMap((x: number) => of(x, x ** 2, x ** 3)));
* switched.subscribe(x => console.log(x));
* // outputs
* // 1
* // 1
* // 2
* // 4
* // 8
* // ... and so on
* ```
*
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* Rerun an interval Observable on every click event
* ```javascript
* import { fromEvent, interval } from 'rxjs';
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