onmessage event
Returns a message from the parent thread to the worker thread, or between two MessagePort objects.
Syntax
| HTML Attribute | <element onmessage = "handler(event)"> |
|---|---|
| addEventListener Method | object.addEventListener("message", handler, useCapture) |
Event handler parameters
- val [in]
-
Type: Function
Function to handle message event.
Remarks
When the parent thread uses postMessage to send a message to the worker or MessagePort object, this event will allow the worker or window to read the message. The data object of the MessageEvent object will contain a clone of the message.
See also
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