MessagePort

Interface Specification

from https://html.spec.whatwg.org/multipage/web-messaging.html#message-ports

interface MessagePort
{
void postMessage(any message, sequence<object> transfer);
void postMessage(any message, optional PostMessageOptions options);
void start();
void close();
attribute EventHandler onmessage;
attribute EventHandler onmessageerror;
};

};

Implementation status

Number of constants in JS interface: none
Number of attributes in JS interface: 2/2
Number of functions in JS interface: 4/4

Function	Implementation status
postMessage	Dummy
start	Dummy
close	Dummy

Browser & Device compatibility

Device type	Support Status
Desktop PC browsers	Yes
HBBTV 1.5 devices	Yes
HBBTV 2.0.x devices	Yes

Notes

none

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