Firefox 70 for developers

Черновик
Эта страница не завершена.

This article provides information about the changes in Firefox 70 that will affect developers. Firefox 70 is the current Nightly version of Firefox, and will ship on October 22, 2019.

Changes for web developers

Developer tools

  • An icon will be displayed next to invalid or unsupported CSS rules in the Rules pane of the Page Inspector (баг 1306054).

Removals

HTML

No changes.

 Removals

CSS

Removals

SVG

No changes.

Removals

JavaScript

Removals

APIs

New APIs

DOM

DOM events

Service workers

Media, Web Audio, and WebRTC

Canvas and WebGL

Removals

Security

No changes.

Removals

Plugins

No changes.

Removals

Other

No changes.

Removals

Changes for add-on developers

API changes

No changes.

Removals

Manifest changes

No changes.

Removals

See also

Older versions