websocket通信求教
求教,我在后台php中定义 socket = new WebSocket("ws://127.0.0.1:2345");前台html中定义socket = new WebSocket("ws://127.0.0.1:2345"); 运行得到错误WebSocket connection to 'ws://127.0.0.1:2345/' failed: Error during WebSocket handshake: Unexpected response code: 200,求问这是啥原因啊