This is a new attribute on the Navigator object. It returns the number of tasks that can be run efficiently in parallel on the current system under ideal circumstances.

Demo

Documentation

Specification

Specification link


Specification being incubated in a Community 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

Last updated on 2020-11-09