Window: messageerror event
The messageerror
event is fired on a Window
object when it receives a message that can't be deserialized.
This event is not cancellable and does not bubble.
Syntax
Use the event name in methods like addEventListener()
, or set an event handler property.
addEventListener('messageerror', event => { });
onmessageerror = event => { };
Event type
An MessageEvent
. Inherits from Event
.
Event properties
This interface also inherits properties from its parent, Event
.
MessageEvent.data
Read only-
The data sent by the message emitter.
MessageEvent.origin
Read only-
A
USVString
representing the origin of the message emitter. MessageEvent.lastEventId
Read only-
A
DOMString
representing a unique ID for the event. MessageEvent.source
Read only-
A
MessageEventSource
(which can be aWindowProxy
,MessagePort
, orServiceWorker
object) representing the message emitter. MessageEvent.ports
Read only-
An array of
MessagePort
objects representing the ports associated with the channel the message is being sent through (where appropriate, e.g. in channel messaging or when sending a message to a shared worker).
Examples
Listen for messageerror
using addEventListener()
:
window.addEventListener('messageerror', (event) => {
console.error(event);
});
The same, but using the onmessageerror
event handler property:
window.onmessageerror = (event) => {
console.error(event);
};
Specifications
Specification |
---|
HTML Standard # event-messageerror |
Browser compatibility
BCD tables only load in the browser
See also
Window.postMessage()
- Related events:
message
.