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利用WebSocket技术实现即时通讯，项目中包含服务器端和客户端两部分，源码可供参考。-Achieve real-time communication by using WebSocket technology, the project contains two parts, the server and client, the source code for reference.

erlang书籍源码，适合初学者，非常好用，otp框架和通用服务器(Erlang books source code, suitable for beginners, very easy to use, OTP framework and general server)