Unscopables allows properties to be hidden to with statement lookup rules. This is important for adding new properties to existing objects both in JavaScript and in DOM.
Specification
Status in Chromium
Enabled by default (tracking bug) in:
- Chrome for desktop release 38
- Chrome for Android release 38
Consensus & Standardization
After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.
- Positive
- Shipped/Shipping
- Positive
- Positive
Owner
Last updated on 2020-12-11