17 lines
		
	
	
		
			479 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
		
			479 B
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
| /**
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|  * @license
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|  * Copyright Google Inc. All Rights Reserved.
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|  *
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|  * Use of this source code is governed by an MIT-style license that can be
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|  * found in the LICENSE file at https://angular.io/license
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|  */
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| 
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| // #docregion Observable
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| import {Observable, Subscriber} from 'rxjs/Rx';
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| var obs = new Observable<number>((obs: Subscriber<number>) => {
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|   var i = 0;
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|   setInterval(() => { obs.next(++i); }, 1000);
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| });
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| obs.subscribe(i => console.log(`${i} seconds elapsed`));
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| // #enddocregion
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