ECMAScript ⊃ JSON

A Stage 3 proposal makes ECMAScript a syntactic superset of JSON by allowing line separator (U+2028) and paragraph separator (U+2029) in string literals.

Specification

Working draft or equivalent

Status in Chromium

Blink components: Blink>JavaScript>Language

Enabled by default (tracking bug) in:

Chrome for desktop release 66
Chrome for Android release 66
Android WebView release 66
Opera release 53
Opera for Android release 53

Consensus & Standardization

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

Firefox: Public support
Edge: Public support
Safari: Shipped
Web Developers: Strongly positive

Last updated on 2018-05-07