messageerror event and event handlers

Notifies the receiver when a posted message could not be decoded. Currently its only use is when a SharedArrayBuffer cannot be shared. There are also plans to use it for other objects (WebAssembly modules, for example). The messageerror event and associated onmessageerror handler attaches to windows, message ports, broadcast channels, and workers.

Demo

Documentation

Specification

Editor's draft

Status in Chromium

Blink>HTML


In development (tracking bug)

Consensus & Standardization

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

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

Owner

Last updated on 2019-11-22