19 lines
385 B
TypeScript

import { Observable } from 'rxjs/Observable';
import 'rxjs/add/observable/of';
// #docregion
import { filter } from 'rxjs/operators/filter';
import { map } from 'rxjs/operators/map';
const squareOdd = Observable.of(1, 2, 3, 4, 5)
.pipe(
filter(n => n % 2 !== 0),
map(n => n * n)
);
// Subscribe to get values
squareOdd.subscribe(x => console.log(x));
// #enddocregion