Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
教程38 | 微信小程序开发示例--多人聊天互动空间： https://mp.weixin.qq.com/s/NLOVjGvYrlBUKbdisz0kww