This program demonstrates a simple TCP/IP server. It will accept a connection from a client application, receive one line of text, echo that line back to the client and close the connection.

This program demonstrates a simple TCP/IP server. It will accept a connection from a client application, receive one line of text, echo that line back to the client and close the connection.

可以对端口进行监听，当你打开并运行程序监听相应的端口，会接收到端口接收到的数据信息-listen to a port