MDN文档:https://developer.mozilla.org/zh-CN/docs/Web/API/WebSocket
参考博客:http://www.ruanyifeng.com/blog/2017/05/websocket.html
参考博客:https://juejin.im/post/5a1bdf676fb9a045055dd99d
MDN文档:https://developer.mozilla.org/zh-CN/docs/Web/API/WebSocket
参考博客:http://www.ruanyifeng.com/blog/2017/05/websocket.html
参考博客:https://juejin.im/post/5a1bdf676fb9a045055dd99d