求一个正则表达式.....

huhailong520 2011-03-17 07:12:32

172.18.11.17 - - [21/Dec/2010:00:01:27 +0800] "GET /2007-11-20/1195434904191.html HTTP/1.0" 200 13776 "-" "Mozilla/5.0 (compatible; Yahoo! Slurp China; http://misc.yahoo.com.cn/help.html)"

172.18.11.17 - - [21/Dec/2010:00:03:51 +0800] "GET /investment/english.jsp HTTP/1.0" 200 52042 "http://www.investment.gov.cn/investment/english.jsp" "Mozilla/4.0"

172.18.11.17 - - [21/Dec/2010:00:09:19 +0800] "GET /investment/resource/images/IM-CN-flash-2.swf HTTP/1.0" 304 - "http://www.investment.gov.cn/investment/pages/en/information.do?method=listen&menuId=1129914278594" "Mozilla/4.0 (compatible;)"

这样一个字符串，想找到里面有HTTP。。。。的且有.jsp,.do,.html，这样正则怎么写啊？

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huhailong520 2011-03-17

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http://misc.yahoo.com.cn/help.html
http://www.investment.gov.cn/investment/english.jsp
http://www.investment.gov.cn/investment/pages/en/information.do
http://www.investment.gov.cn/investment/pages/en/information.aspx

怎么判断后缀名是.jsp,.do,.html呢正则

huhailong520 2011-03-17

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http://misc.yahoo.com.cn/help.html
http://www.investment.gov.cn/investment/english.jsp
http://www.investment.gov.cn/investment/pages/en/information.do
怎么取得后缀名呢？

huhailong520 2011-03-17

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只要有HTTP的且HTTP连接中有.jsp,.do,.html http前面有一串字符，他后面也有，这样匹配的

q107770540 2011-03-17

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void Main()

{

var list = new string[] { @"172.18.11.17 - - [21/Dec/2010:00:01:27 +0800] ""GET /2007-11-20/1195434904191.html HTTP/1.0"" 200 13776 ""-"" ""Mozilla/5.0 (compatible; Yahoo! Slurp China; http://misc.yahoo.com.cn/help.html)""",



@"172.18.11.17 - - [21/Dec/2010:00:03:51 +0800] ""GET /investment/english.jsp HTTP/1.0"" 200 52042 ""http://www.investment.gov.cn/investment/english.jsp"" ""Mozilla/4.0""",



@"172.18.11.17 - - [21/Dec/2010:00:09:19 +0800] ""GET /investment/resource/images/IM-CN-flash-2.swf HTTP/1.0"" 304 - ""http://www.investment.gov.cn/investment/pages/en/information.do?method=listen&menuId=1129914278594"" ""Mozilla/4.0 (compatible;)"""};

	

	Regex reg=new Regex(@"[^""]*?""GET[^\.]*\.(?:html|jsp|do)\sHTTP.*");

	foreach(var s in list)

	{

	Console.WriteLine(string.Format("{0}\t验证结果:{1}通过",s,reg.IsMatch(s)?"":"不"));

	}

}



/*

172.18.11.17 - - [21/Dec/2010:00:01:27 +0800] "GET /2007-11-20/1195434904191.html HTTP/1.0" 200 13776 "-" "Mozilla/5.0 (compatible; Yahoo! Slurp China; http://misc.yahoo.com.cn/help.html)"	验证结果:通过

172.18.11.17 - - [21/Dec/2010:00:03:51 +0800] "GET /investment/english.jsp HTTP/1.0" 200 52042 "http://www.investment.gov.cn/investment/english.jsp" "Mozilla/4.0"	验证结果:通过

172.18.11.17 - - [21/Dec/2010:00:09:19 +0800] "GET /investment/resource/images/IM-CN-flash-2.swf HTTP/1.0" 304 - "http://www.investment.gov.cn/investment/pages/en/information.do?method=listen&menuId=1129914278594" "Mozilla/4.0 (compatible;)"	验证结果:不通过

*/

huhailong520 2011-03-17

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[Quote=引用 1 楼 q107770540 的回复:]
"GET[^\.]*\.(?:html|jsp|do)\sHTTP

Regex.IsMatch()
[/Quote]

你是正确的，我没有表达清除啊！不仅要有http的还要判断后缀的！

huangwenquan123 2011-03-17

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[Quote=引用 1 楼 q107770540 的回复:]
"GET[^\.]*\.(?:html|jsp|do)\sHTTP

Regex.IsMatch()
[/Quote]我还以为是要链接后缀名有那些的

huangwenquan123 2011-03-17

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            string str="172.18.11.17 - - [21/Dec/2010:00:01:27 +0800] \"GET /2007-11-20/1195434904191.html HTTP/1.0\" 200 13776 \"-\" \"Mozilla/5.0 (compatible; Yahoo! Slurp China; http://misc.yahoo.com.cn/help.html)\""



        +"172.18.11.17 - - [21/Dec/2010:00:03:51 +0800] \"GET /investment/english.jsp HTTP/1.0\" 200 52042 \"http://www.investment.gov.cn/investment/english.jsp\" \"Mozilla/4.0\""



        +"172.18.11.17 - - [21/Dec/2010:00:09:19 +0800] \"GET /investment/resource/images/IM-CN-flash-2.swf HTTP/1.0\" 304 - \"http://www.investment.gov.cn/investment/pages/en/information.do?method=listen&menuId=1129914278594\" \"Mozilla/4.0 (compatible;)\"";

            Regex reg = new Regex(@"http://[^"")?]*");

            foreach (Match m in reg.Matches(str))

            {

                Response.Write(m.Value + "<br/>");

            }

/*

http://misc.yahoo.com.cn/help.html

http://www.investment.gov.cn/investment/english.jsp

http://www.investment.gov.cn/investment/pages/en/information.do

*/