BroadcastChannel()
BroadcastChannel()
构建函数用于创建一个 BroadcastChannel
对象,并与对应的频道相关联。
备注: 此特性在 Web Worker 中可用
语法
channel = new BroadcastChannel(channel);
值
示例
// create a new channel listening to the "internal_notification" channel.
var bc = new BroadcastChannel('internal_notification');
bc.postMessage('New listening connected!');
规范
Specification |
---|
HTML Standard # dom-broadcastchannel-dev |
浏览器兼容性
BCD tables only load in the browser
另见
- 所属接口:
BroadcastChannel