An API which allows posting of tasks which are scheduled during periods when the browser is idle, and are passed a deadline when called which is calculated based on how long the browser expects to remain idle. This enables developers to perform background work on the main event loop, without impacting latency-critical events such as animation and input response.

Demo

Documentation

Specification

Specification link


Specification currently under development in a Working Group

Status in Chromium

Blink


Enabled by default (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

Owner

Search tags

requestIdleFrame, idle, deadline, background, task, setimmediate,

Last updated on 2020-11-09