超好用的多线程VC++端口扫描程序，在运行框中输入IP地址，设定端口扫描的范围，设置线程数，程序完美运行。扫描过程中，如果发现某端口被占用，则显示扫描失败，未占用则成功-Chaohaoyong VC++ multi-threaded port scanner, enter the IP address in the Run box, set the scope of port scanning, set the number of threads, the program perfectly. Scanning process, if found to be occupied by a port, the display scan fails, then the success is not occupied