angular-cn/modules/angular2/examples/facade/ts/async/observable.ts

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// #docregion Observable
2016-02-11 20:01:17 -05:00
import {Observable, Subscriber} from 'rxjs/Rx';
var obs = new Observable<number>((obs: Subscriber<number>) => {
var i = 0;
setInterval(() => { obs.next(++i); }, 1000);
});
obs.subscribe(i => console.log(`${i} seconds elapsed`));
// #enddocregion