range

signature: range(start: number, count: number, scheduler: Scheduler): Observable

Emit numbers in provided range in sequence.

Examples

Example 1: Emit range 1-10

( jsBin |
jsFiddle )

import { range } from 'rxjs/observable/range';
//emit 1-10 in sequence
const source = range(1, 10);
//output: 1,2,3,4,5,6,7,8,9,10
const example = source.subscribe(val => console.log(val));

Additional Resources

• range
  - Official docs

Source Code:
https://github.com/ReactiveX/rxjs/blob/master/src/internal/observable/range.ts