From: Lucas Fialho <lucasfazprograma@...>
Date: 2009-11-27T10:37:58+09:00
Subject: Re: Help with regex

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thanks guys. I did not know about string scan!

2009/11/26 Benoit Daloze <eregontp@gmail.com>

> s = "Text1\n
> Text2\n
> Text3---"
>
> irb(main):036:0> s.scan( /(\w+?)(?:\n|-+)/ )
> => [["Text1"], ["Text2"], ["Text3"]]
>
> Usually, it's easier to use scan when you feel your code in the Regexp
> gonna
> be repeated.
> If the text is so simple, you could iterate which String#each_line, and
> then
> remove any '-' at the end.
>
> 2009/11/26 Lucas Fialho <lucasfazprograma@gmail.com>
>
> > Hello everyone.
> > I'm trying to match the following pattern:
> >
> > Text1\n
> > Text2\n
> > Text3---
> >
> > Please note that Text3 can contain \n.
> > I tried using this regex:
> >
> > /(.*?)\n(.*?)\n(.*?)---/
> >
> > The pattern matches and I have three matches, but they're like this:
> >
> > match[0] => "Text2\nText3---"
> > macth[1] => 'Text2'
> > match[2] => 'Text3'
> >
> > How can I get the first one to be 'Text1' ?
> >
>

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