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sergzak022/ex4. RxJS: Switching and Exhausting.js

Created January 18, 2018 21:40
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RxJS: Switching and Exhausting
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ex4. RxJS: Switching and Exhausting.js
var source$ = Observable.timer(0, 200).take(6);
function multBy2Delayed(number) {
// I take 1000ms to multiply your number by two
return Observable.timer(1000).map(() => number * 2);
}
// NEW CODE STARTS HERE
var switched$ = source$.switchMap((number) => {
return multBy2Delayed(number);
});
switched$.subscribe((number) => {
console.log(number); // will log 10 to console
});
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