MessagePort : EventTarget
Represents one side of a MessageChannel that can send messages to and receive messages from the other MessagePort of the MessageChannel. MessagePorts can be transferred to other contexts by passing it in the
transfer
parameter of MessagePort.postMessage()
or Window.postMessage()
.Instance Events
Fired when postMessage
is called on the other port of the MessageChannel. Setting onmessage
will automatically call start()
. When using addEventListener('message')
, you must call start()
to begin receiving message
events.
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