11 lines
		
	
	
		
			352 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			11 lines
		
	
	
		
			352 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
| // #docregion Observable
 | |
| import {Observable, Subscriber} from 'rxjs/Rx';
 | |
| import {map} from 'rxjs/operator/map';
 | |
| 
 | |
| var obs = new Observable<number>((sub: Subscriber<number>) => {
 | |
|   var i = 0;
 | |
|   setInterval(() => sub.next(++i), 1000);
 | |
| });
 | |
| map.call(obs, (i: number) => `${i} seconds elapsed`).subscribe((msg: string) => console.log(msg));
 | |
| // #enddocregion
 |