WebSocket.extensions

WebSocket.extensions是只读属性,返回服务器已选择的扩展值。目前,链接可以协定的扩展值只有空字符串或者一个扩展列表。

The WebSocket.extensions read-only property returns the extensions selected by the server. This is currently only the empty string or a list of extensions as negotiated by the connection.

语法

var extensions = aWebSocket.extensions;

返回值

规范

Specification Status Comment
HTML Living Standard
WebSocket: extensions
Living Standard Initial definition

浏览器兼容性

BCD tables only load in the browser