WebSocket.protocol
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.
WebSocket.protocol
是个只读属性,用于返回服务器端选中的子协议的名字;这是一个在创建 WebSocket
对象时,在参数 protocols
中指定的字符串,当没有已建立的链接时为空串。
语法
var protocol = aWebSocket.protocol;
返回值
规范
Specification |
---|
WebSockets Standard # ref-for-dom-websocket-protocol① |
浏览器兼容性
BCD tables only load in the browser