takelastbuffer.md

This is RxJS v 4. Find the latest version here

Rx.Observable.prototype.takeLastBuffer(count)

Ⓢ

Returns an array with the specified number of contiguous elements from the end of an observable sequence.

Arguments

1. count (Number): Number of elements to bypass at the end of the source sequence.

Returns

(Observable): An observable sequence containing a single array with the specified number of elements from the end of the source sequence.

Example

var source = Rx.Observable.range(0, 5)
    .takeLastBuffer(3);

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

// => Next: 2,3,4
// => Completed

Location

File:

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

Dist:

• rx.all.js
• rx.all.compat.js
• rx.js
• rx.compat.js
• rx.lite.extras.js

Prerequisites:

• None

NPM Packages:

• rx

NuGet Packages:

• RxJS-All
• RxJS-Main
• RxJS-Lite

Unit Tests:

• /tests/observable/takelastbuffer.js