How we built it

Fire VisibilityChange event on document unloading

visibilitychange event should fire as part of unload process and document.visibilityState should report 'hidden'.

Specification

Editor's draft

Status in Chromium

In development (launch bug)

Consensus & Standardization

  • Shipped
  • Public support
  • No public signals
  • No signals

Owners

Last updated on 2016-03-11