VC++端口扫描程序，输入要扫描的主机地址，设定端口扫描的范围、扫描次数，点击“扫描”按钮，程序开始扫描 ，扫描时间可能比较长，程序可把扫描的结果保存。-VC++ port scanner to scan the host address input, set the scope of port scanning, scan number, click on " Scan" button, the program starts scanning, scan time is ra