windowtime.md

windowTime

signature: windowTime(windowTimeSpan: number, windowCreationInterval: number, scheduler: Scheduler): Observable

Observable of values collected from source for each provided time span.

Examples

Example 1: Open new window every specified duration

( jsBin | jsFiddle )

//emit immediately then every 1s
const source = Rx.Observable.timer(0,1000);
const example = source
    //start new window every 3s
    .windowTime(3000)
    .do(() => console.log('NEW WINDOW!'))

const subscribeTwo = example 
  //window emits nested observable
  .mergeAll()
/*
  output:
  "NEW WINDOW!"
  0
  1
  2
  "NEW WINDOW!"
  3
  4
  5
*/
  .subscribe(val => console.log(val));

Additional Resources

• windowTime 📰 - Official docs

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📁 Source Code: https://github.com/ReactiveX/rxjs/blob/master/src/operator/windowTime.ts