[Ruby] regex question

[Daevid Vincent]

As previously mentioned, regex (by nature) are greedy. You can't just use a
.* as it will match ALL it can. You need a .*?

DÆVID  

> -----Original Message-----
> From: ruby-bounces at zenspider.com 
> [mailto:ruby-bounces at zenspider.com] On Behalf Of shaners becker
> Sent: Monday, February 12, 2007 5:31 PM
> To: Seattle Ruby Brigade!
> Subject: Re: [Ruby] regex question
> 
> closer.
> 
> that found a result. but only one result. it found from the first  
> <recommendation> all the way through the last </recommendation>  
> ignoring all the rest along the way
> 
> the document is structured like so:
> 
> book --1
> 	recommendation  --1
> 		book  --1a
> 		book  --1b
> 		book  --1c
> 	/recommendation  --1
> /book --1
> book --2
> 	recommendation  --2
> 		book  --2a
> 		book  --2b
> 		book  --2c
> 	/recommendation  --2
> /book --2
> 
> and so on.
> 
> > <recommendations>(?m).*</recommendations>
> 
> finds from recommendation  --1 all the way to /recommendation --2  
> leaving only one book with no recommendations. instead of two books  
> with no recommendations.
> 
> -sb
> 
> 
> On Feb 12, 2007, at 5:16 PM, Frederick Alger wrote:
> 
> >> I'm not sure how you'd do that in textmate....
> >
> > According to the TextMate manual, you can add a multiline 
> flag to the
> > regex as so:
> >
> > <recommendations>(?m).*</recommendations>
> >
> > - Fred.
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> 
> 
> 
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