11 lines
		
	
	
		
			282 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
		
		
			
		
	
	
			11 lines
		
	
	
		
			282 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
|  | // #docregion Observable
 | ||
|  | import {Observable} from 'angular2/core'; | ||
|  | import 'rxjs/add/operator/map'; | ||
|  | 
 | ||
|  | var obs = new Observable(obs => { | ||
|  |   var i = 0; | ||
|  |   setInterval(_ => obs.next(++i), 1000); | ||
|  | }); | ||
|  | obs.map(i => `${i} seconds elapsed`).subscribe(msg => console.log(msg)); | ||
|  | // #enddocregion
 |