windowwithtimeorcount.md

This is RxJS v 4. Find the latest version here

Rx.Observable.prototype.windowWithTimeOrCount(timeSpan, count, [scheduler])

Ⓢ

Projects each element of an observable sequence into a window that is completed when either it's full or a given amount of time has elapsed.

Arguments

1. timeSpan (Number): Maximum time length of a window.
2. count (Number): Maximum element count of a window.
3. [scheduler=Rx.Scheduler.timeout] (Scheduler): Scheduler to run windows timers on. If not specified, the timeout scheduler is used.

Returns

(Observable): An observable sequence of windows.

Example

/* Hitting the count buffer first */
var source = Rx.Observable.interval(100)
    .windowWithTimeOrCount(500, 3)
    .take(3)
    .selectMany(function (x) { return x.toArray(); });

var subscription = source.subscribe(
    function (x) {
        console.log('Next: ' + x.toString());
    },
    function (err) {
        console.log('Error: ' + err);
    },
    function () {
        console.log('Completed');
    });

// => Next: 0,1,2
// => Next: 3,4,5
// => Next: 6,7,8
// => Completed

Location

File:

• /src/core/linq/observable/windowwithtimeorcount.js

Dist:

• rx.all.js
• rx.all.compat.js
• rx.time.js

Prerequisites:

• rx.js | rx.compat.js | rx.lite.js | rx.lite.compat.js

NPM Packages:

• rx

NuGet Packages:

• RxJS-All
• RxJS-Time

Unit Tests:

• /tests/observable/windowwithtimeorcount.js