Worker: messageerror event
The messageerror
event is fired on a Worker
object when it receives a message that can't be deserialized.
Bubbles | No |
---|---|
Cancelable | No |
Interface | MessageEvent |
Event handler property | onmessageerror |
Examples
Create a worker, and listen for message
and messageerror
events using addEventListener()
:
// inside main.js
const worker = new Worker("static/scripts/worker.js");
worker.addEventListener("message", (event) => {
console.error(`Received message from worker: ${event}`);
});
worker.addEventListener("messageerror", (event) => {
console.error(`Error receiving message from worker: ${event}`);
});
The same, but using the onmessageerror
event handler property:
// inside main.js
const worker = new Worker("static/scripts/worker.js");
worker.onmessage = (event) => {
console.error(`Received message from worker: ${event}`);
};
worker.onmessageerror = (event) => {
console.error(`Error receiving message from worker: ${event}`);
};
Specifications
Specification | Status |
---|---|
HTML Living Standard | Living Standard |
Browser compatibility
BCD tables only load in the browser
See also
Worker.postMessage()
- Related events:
message
.