摘要: http://perl.about.com/od/cgiprogramminginperl/a/020905.htm How to identify a browser HTTP_USER_AGENT is one of the 19 CGI environment variables defined by The National Center for Supercomputing Applic... 阅读全文
posted @ 2005-11-27 23:02 CoderDream 阅读(1952) 评论(0) 推荐(0) 编辑