MessagePort 类
- 继承自: <EventEmitter>
 
worker.MessagePort 类的实例代表异步双向通信通道的一端。
它可以用来在不同的 Worker 之间传输结构化的数据、内存区域和其他 MessagePort
- Extends: <EventEmitter>
 
Instances of the worker.MessagePort class represent one end of an
asynchronous, two-way communications channel. It can be used to transfer
structured data, memory regions and other MessagePorts between different
Workers.
With the exception of MessagePorts being EventEmitters rather
than EventTargets, this implementation matches browser MessagePorts.