← Back to release summary

Page Visibility API

Category

DOM

Type

New or changed feature

Status

Enabled by default (Chrome 33)

Intent stage

None

Summary

Provides an API to ask whether the current tab is visible or not. If you, you might want to throttle back action or set an idle state.

Standards & signals

• Specification: https://dvcs.w3.org/hg/webperf/raw-file/tip/specs/PageVisibility/Overview.html
• Firefox: Shipped/Shipping
• Safari: Shipped/Shipping
• Web developers: Positive
• Tracking bug: https://code.google.com/p/chromium/issues/detail?id=230334

Docs: https://developer.mozilla.org/en-US/docs/Web/Guide/User_experience/Using_the_Page_Visibility_API

Samples: http://simpl.info/pagevisibility

View on chromestatus.com