From: Alex Gutteridge <alexg@...>
Date: 2007-06-20T17:41:59+09:00
Subject: Re: trying to use regex

On 20 Jun 2007, at 17:15, merrittr wrote:

> hi i am trying to strip out text between body tags but when  run it i
> get:
>
> rob@rob-laptop:~/ruby$ ./html2.rb
> ./html2.rb:14: unknown regexp options - bdy
> ./html2.rb:14: unterminated string meets end of file
> ./html2.rb:14: parse error, unexpected tSTRING_END, expecting
> tSTRING_CONTENT or tREGEXP_END or tSTRING_DBEG or tSTRING_DVAR
>
>
>
>
> #! /usr/bin/ruby
>
>  @h = File.open "test.html"
>  @response = @h.gets
>
>  text = @response.scan(/<body[^>]*>(.+?)</body>/)[0]
>  puts text

You need to escape the '/' in your regexp, and unless your html file  
is one line you may need to also add the multiline option:

text = @response.scan(/<body[^>]*>(.+?)<\/body>/m)[0]

Alex Gutteridge

Bioinformatics Center
Kyoto University