QT编写的基于TCP/IP协议的客户端与服务器端通讯，服务器端开启监听后，客户端可进行发送数据。-QT prepared based on TCP/IP protocol client and server communications, the server-side open listening, the client can send data.

TCPTest包含TcpClient和TcpServer部分，同时在Qt中打开这两个工程文件，然后设置IP地址，即可完成基于TCP的Socket通信。-TCPTest contains TcpClient and TcpServer part while both open the project file in Qt, and then set the IP address to complete the TCP-based Socket Communications.