If you can obtain non-local domain names in the url, how can this problem be solved?

Source: Internet
Author: User
If you can obtain non-local domain names in a url, if you can obtain non-local domain names in a url, that is? To = domain name http: // 127.0.0.1/wwwww/yuancheng. php? To = http://auction1.paipai.com/2A8B5E1F00000000002A3B1A07E07BC4ht if you can get url non-local domain name
If you can obtain a non-local domain name in the url, that is? To = domain name in the string following

Http: // 127.0.0.1/wwwww/yuancheng. php? To = http://auction1.paipai.com/2A8B5E1F00000000002A3B1A07E07BC4

Http: // 127.0.0.1/wwwww/yuancheng. php? To = http://www.baidu.com/2A8B5E1

Http: // 127.0.0.1/wwwww/yuancheng. php? To = http://bbbs.sougou.com/2A8B5E111111111111111

Http: // 127.0.0.1/wwwww/yuancheng. php? To = http://sougou.com/2A8B5E11

It is mainly used to make a judgment.
------ Solution --------------------
Print_r (pathinfo ($ _ GET ['to']);

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