DELPHI 环境下 ICMP控件的使用 完成Ping的功能，同时返回掉包等参数，同时可以批量ping 指定文本里面的IP，或网址，执行速度快，可以当作网络小工具，也可以做为学习delphi的一个小教程，-DELPHI environment under the control of the completion of the ICMP Ping function, returning substitution and other parameters, and can specify the text inside the bulk ping IP, or URL, execution speed, can be used as a network of small tools, can also be used as a delphi study small tutorial