From: Josh Cheek <josh.cheek@...>
Date: 2010-03-24T11:37:16+09:00
Subject: Re: what's the matter with my programm:Web Analysis

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On Tue, Mar 23, 2010 at 7:48 PM, Pen Ttt <myocean135@yahoo.cn> wrote:

> there two bugs in my first program  :
> 1=E3=80=81it's __END__ not _END_
> 2=E3=80=81it's   "elsif" not "elseif"
> i change my program into
> #the filename is: /home/pt/htmlscan_test.rb
> HTMLRegexp =3D/(<!--.*?--\s*>)|
>              (<(?:[^"'>]*|"[^"]*"|'[^']*')+>)|
>              ([^<]*)/xm
>
> data =3DDATA.read
>
> data.scan(HTMLRegexp){|match|
>  comment,tag,tdata=3Dmatch[0..2]
>  if comment
>   p ["Comment",comment]
>  elsif tag
>  p ["Tag",tag]
>  elsif tdata
>   tdata.gsub!(/\s+/,"")
>  tdata.sub!(/ $/,"")
>  p [ "TextData",tdata] unless tdata.empty?
>  end
> }
> __END__
> <!DOCTYPE HTML>
> <HTML>
>  <BODY>
>    < A name=3D"FOO"  href=3D"foo"  attr  >foo</A>
>    < A name=3D"BAR"  href=3D"bar"  attr  >bar</A>
>    < A name=3DBAZ  href=3Dbaz attr  >baz</A>
>    <!--
>       <A href=3D"dummy">dummy</A>
>       -->
>  <BODY>
> </HTML>
>
> there is another problem too:
> it can be run on netbeans ide6.8,got correct answer
> ["Tag", "<!DOCTYPE HTML>"]
> ["Tag", "<HTML>"]
> ["Tag", "<BODY>"]
> ["Tag", "< A name=3D\"FOO\"  href=3D\"foo\"  attr  >"]
> ["TextData", "foo"]
> ["Tag", "</A>"]
> ["Tag", "< A name=3D\"BAR\"  href=3D\"bar\"  attr  >"]
> ["TextData", "bar"]
> ["Tag", "</A>"]
> ["Tag", "< A name=3DBAZ  href=3Dbaz attr  >"]
> ["TextData", "baz"]
> ["Tag", "</A>"]
> ["Comment", "<!--\n       <A href=3D\"dummy\">dummy</A>\n       -->"]
> ["Tag", "<BODY>"]
> ["Tag", "</HTML>"]
>
> but when i run it on terminal
> pt@pt-laptop:~$ ruby /home/pt/htmlscan_test.rb
> /home/pt/htmlscan_test.rb:20: syntax error, unexpected '<', expecting
> $end
> <!DOCTYPE HTML>
>  ^
>
> what's the matter?
> can you try it on your computer?
> please help me.
> --
> Posted via http://www.ruby-forum.com/.
>
>
It works for me on 1.8.6, 1.8.7, and 1.9.1
http://img13.imageshack.us/img13/122/picture1svu.png

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